Medical College of Wisconsin
CTSICores SearchResearch InformaticsREDCap


Jesse Ehrenfeld MD, MPH
Sr Associate Dean, Director, Professor
Department of Advancing a Healthier Wisconsin Endowment
Division of AHW-Research and Education
Department of Anesthesiology
Medical Education Building
8701 Watertown Plank Rd
Milwaukee, WI 53226
Phone: 414-955-4147

04/07/2008 - 12/31/2018 US Navy

07/01/2013 - Present Journal of Medical Systems

06/01/2014 - Present Chair, Board of Trustees, American Medical Association

Refereed Journal Publications/Original Papers
1. Silverstein JC, Ehrenfeld JM, Croft DA, Dech FW, Small S, Cook S. Tele-immersion: Preferred infrastructure for anatomy instruction Journal of Computing in Higher Education. 2006;18(1):80-93.
2. Sandberg WS, Sandberg EH, Seim AR, Anupama S, Ehrenfeld JM, Spring SF, Walsh JL. Real-time checking of electronic anesthesia records for documentation errors and automatically text messaging clinicians improves quality of documentation. Anesth Analg. 2008 Jan;106(1):192-201, table of contents.
3. Ehrenfeld JM, Walsh JL, Sandberg WS. Right- and left-sided Mallinckrodt double-lumen tubes have identical clinical performance. Anesth Analg. 2008 Jun;106(6):1847-52.
4. Loriol C, Dulong S, Avella M, Gabillat N, Boulukos K, Borgese F, Ehrenfeld J. Characterization of SLC26A9, facilitation of Cl(-) transport by bicarbonate. Cell Physiol Biochem. 2008;22(1-4):15-30.
5. Stander EK, Ehrenfeld JG. Rapid assessment of urban wetlands: do hydrogeomorphic classification and reference criteria work? Environ Manage. 2009 Apr;43(4):725-42.
6. Xu J, Song P, Miller ML, Borgese F, Barone S, Riederer B, Wang Z, Alper SL, Forte JG, Shull GE, Ehrenfeld J, Seidler U, Soleimani M. Deletion of the chloride transporter Slc26a9 causes loss of tubulovesicles in parietal cells and impairs acid secretion in the stomach. Proc Natl Acad Sci U S A. 2008 Nov 18;105(46):17955-60. PMCID: PMC2582584
7. Regenbogen SE, Ehrenfeld JM, Lipsitz SR, Greenberg CC, Hutter MM, Gawande AA. Utility of the surgical apgar score: validation in 4119 patients. Arch Surg. 2009 Jan;144(1):30-6; discussion 37.
8. Epstein RH, Dexter F, Ehrenfeld JM, Sandberg WS. Implications of event entry latency on anesthesia information management decision support systems. Anesth Analg. 2009 Mar;108(3):941-7.
9. Ehrenfeld JG. Idea of a love drug was no mystery to Shakespeare. Nature. 2009 Feb 26;457(7233):1079.
10. Ehrenfeld JM, Seim AR, Berger DL, Sandberg WS. Implementation of a direct-from-recovery-room discharge pathway: a process improvement effort. Surg Innov. 2009 Sep;16(3):258-65.
11. Yu S, Ehrenfeld JG. Relationships among plants, soils and microbial communities along a hydrological gradient in the New Jersey Pinelands, USA. Ann Bot. 2010 Jan;105(1):185-96. PMCID: PMC2794054
12. Ehrenfeld JM, Mulvoy W, Sandberg WS. Performance comparison of right- and left-sided double-lumen tubes among infrequent users. J Cardiothorac Vasc Anesth. 2010 Aug;24(4):598-601.
13. Avella M, Loriol C, Boulukos K, Borgese F, Ehrenfeld J. SLC26A9 stimulates CFTR expression and function in human bronchial cell lines. J Cell Physiol. 2011 Jan;226(1):212-23.
14. Ehrenfeld JM, Funk LM, Van Schalkwyk J, Merry AF, Sandberg WS, Gawande A. The incidence of hypoxemia during surgery: evidence from two institutions. Can J Anaesth. 2010 Oct;57(10):888-97. PMCID: PMC2991088
15. Ehrenfeld JM, Rehman MA. Anesthesia information management systems: a review of functionality and installation considerations. J Clin Monit Comput. 2011 Feb;25(1):71-9. PMCID: PMC3387486
16. Wuerz TH, Regenbogen SE, Ehrenfeld JM, Malchau H, Rubash HE, Gawande AA, Kent DM. The Surgical Apgar Score in hip and knee arthroplasty. Clin Orthop Relat Res. 2011 Apr;469(4):1119-26. PMCID: PMC3048275
17. Ehrenfeld JM, Areti YK. Medical gas supply, vacuum, and scavenging Essential Clinical Anesthesia. 1 January 2011:121-128.
18. Ehrenfeld JM. Medical informatics and anesthesia information management systems Essential Clinical Anesthesia. 1 January 2011:1116-1117.
19. Ehrenfeld JM, Hariharan S, Corn SB. Electrical safety Essential Clinical Anesthesia. 1 January 2011:149-154.
20. Chau A, Ehrenfeld JM. Using real-time clinical decision support to improve performance on perioperative quality and process measures. Anesthesiol Clin. 2011 Mar;29(1):57-69. PMCID: PMC3071585
21. Ehrenfeld JM, Epstein RH, Bader S, Kheterpal S, Sandberg WS. Automatic notifications mediated by anesthesia information management systems reduce the frequency of prolonged gaps in blood pressure documentation. Anesth Analg. 2011 Aug;113(2):356-63. PMCID: PMC3121913
22. Avella M, Borgese F, Ehrenfeld J. Characterization of the L683P mutation of SLC26A9 in Xenopus oocytes. Biochim Biophys Acta. 2011 Jun;1810(6):577-83.
23. Elgersma KJ, Ehrenfeld JG, Yu S, Vor T. Legacy effects overwhelm the short-term effects of exotic plant invasion and restoration on soil microbial community structure, enzyme activities, and nitrogen cycling. Oecologia. 2011 Nov;167(3):733-45.
24. Davis MA, Chew MK, Hobbs RJ, Lugo AE, Ewel JJ, Vermeij GJ, Brown JH, Rosenzweig ML, Gardener MR, Carroll SP, Thompson K, Pickett ST, Stromberg JC, Del Tredici P, Suding KN, Ehrenfeld JG, Grime JP, Mascaro J, Briggs JC. Don't judge species on their origins. Nature. 2011 Jun 08;474(7350):153-4.
25. Hobai IA, Gauran C, Chitilian HV, Ehrenfeld JM, Levinson J, Sandberg WS. The management and outcome of documented intraoperative heart rate-related electrocardiographic changes. J Cardiothorac Vasc Anesth. 2011 Oct;25(5):791-8.
26. Wanderer JP, Sandberg WS, Ehrenfeld JM. Real-time alerts and reminders using information systems. Anesthesiol Clin. 2011 Sep;29(3):389-96. PMCID: PMC3164521
27. Jordan RC, Gray SA, Howe DV, Brooks WR, Ehrenfeld JG. Knowledge gain and behavioral change in citizen-science programs. Conserv Biol. 2011 Dec;25(6):1148-1154.
28. Ehrenfeld JM, Cassedy EA, Forbes VE, Mercaldo ND, Sandberg WS. Modified rapid sequence induction and intubation: a survey of United States current practice. Anesth Analg. 2012 Jul;115(1):95-101. PMCID: PMC3270153
29. Jordan RC, Brooks WR, Howe DV, Ehrenfeld JG. Evaluating the performance of volunteers in mapping invasive plants in public conservation lands. Environ Manage. 2012 Feb;49(2):425-34.
30. Urman RD, Ehrenfeld JM. Preface Physicians' Pathways to Non-Traditional Careers and Leadership Opportunities. 1 January 2012:ix-x.
31. Kadry B, Feaster WW, Macario A, Ehrenfeld JM. Anesthesia information management systems: past, present, and future of anesthesia records. Mt Sinai J Med. 2012 Jan-Feb;79(1):154-65.
32. Ehrenfeld JM, Henneman JP, Peterfreund RA, Sheehan TD, Xue F, Spring S, Sandberg WS. Ongoing professional performance evaluation (OPPE) using automatically captured electronic anesthesia data. Jt Comm J Qual Patient Saf. 2012 Feb;38(2):73-80.
33. Young MJ, Ehrenfeld JM. Knotting of an orogastric tube around an endotracheal tube. J Clin Anesth. 2012 May;24(3):254-5.
34. Bateman BT, Mhyre JM, Ehrenfeld J, Kheterpal S, Abbey KR, Argalious M, Berman MF, Jacques PS, Levy W, Loeb RG, Paganelli W, Smith KW, Wethington KL, Wax D, Pace NL, Tremper K, Sandberg WS. The risk and outcomes of epidural hematomas after perioperative and obstetric epidural catheterization: a report from the Multicenter Perioperative Outcomes Group Research Consortium. Anesth Analg. 2013 Jun;116(6):1380-5.
35. Geiger TM, Horst S, Muldoon R, Wise PE, Enrenfeld J, Poulose B, Herline AJ. Perioperative core body temperatures effect on outcome after colorectal resections. Am Surg. 2012 May;78(5):607-12.
36. Ehrenfeld J, Gokhale A, Koutsoukos X, Schmidt D. WiP abstract: A closed loop control architecture to maintain patient normothermia during perioperative periods Proceedings - 2012 IEEE/ACM 3rd International Conference on Cyber-Physical Systems, ICCPS 2012. 2012:217.
37. Garcia AE, Bonnaig JV, Yoneda ZT, Richards JE, Ehrenfeld JM, Obremskey WT, Jahangir AA, Sethi MK. Patient variables which may predict length of stay and hospital costs in elderly patients with hip fracture. J Orthop Trauma. 2012 Nov;26(11):620-3.
38. Lonergan DF, Ehrenfeld JM. Advancement of information technology in outpatient and perioperative settings to support patient care and translational research. Pain Manag. 2012 Sep;2(5):445-9.
39. Johnson BJ, Munafo K, Shappell L, Tsipoura N, Robson M, Ehrenfeld J, Sukhdeo MV. The roles of mosquito and bird communities on the prevalence of West Nile virus in urban wetland and residential habitats. Urban Ecosyst. 2012 Sep;15(3):513-531. PMCID: PMC4257491
40. Hill JB, Patel A, Del Corral GA, Sexton KW, Ehrenfeld JM, Guillamondegui OD, Shack RB. Preoperative anemia predicts thrombosis and free flap failure in microvascular reconstruction. Ann Plast Surg. 2012 Oct;69(4):364-7.
41. Moore DC, Yoneda ZT, Powell M, Howard DL, Jahangir AA, Archer KR, Ehrenfeld JM, Obremskey WT, Sethi MK. Gunshot victims at a major level I trauma center: a study of 343,866 emergency department visits. J Emerg Med. 2013 Mar;44(3):585-91.
42. Wanderer JP, Rao AV, Rothwell SH, Ehrenfeld JM. Comparing two anesthesia information management system user interfaces: a usability evaluation. Can J Anaesth. 2012 Nov;59(11):1023-31.
43. Wanderer JP, Ehrenfeld JM, Sandberg WS, Rathmell JP. Infographics in anesthesiology: a volatile tale of two institutions. Anesthesiology. 2013 Jun;118(6):1456.
44. Grosse-Sundrup M, Henneman JP, Sandberg WS, Bateman BT, Uribe JV, Nguyen NT, Ehrenfeld JM, Martinez EA, Kurth T, Eikermann M. Intermediate acting non-depolarizing neuromuscular blocking agents and risk of postoperative respiratory complications: prospective propensity score matched cohort study. BMJ. 2012 Oct 15;345:e6329. PMCID: PMC3473088
45. Urman RD, Ehrenfeld JM. Physicians' pathways to non-traditional careers and leadership opportunities Physicians' Pathways to Non-Traditional Careers and Leadership Opportunities. 1 November 2012;9781461405511:1-385.
46. Schwenk ES, Mraovic B, Maxwell RP, Kim GS, Ehrenfeld JM, Epstein RH. Root causes of intraoperative hypoglycemia: a case series. J Clin Anesth. 2012 Dec;24(8):625-30.
47. Bowens C, Ehrenfeld JM. Perioperative optimization in orthopedic trauma Orthopedic Traumatology: An Evidence-Based Approach. 1 January 2013:431-444.
48. Ehrenfeld JM. In response Anesthesia and Analgesia. January 2013;116(1):265.
49. Backman ES, Triant VA, Ehrenfeld JM, Lu Z, Arpino P, Losina E, Gandhi RT. Safety of midazolam for sedation of HIV-positive patients undergoing colonoscopy. HIV Med. 2013 Jul;14(6):379-84. PMCID: PMC4120820
50. Ehrenfeld JM. Which is the original and which is the modified rapid sequence induction and intubation? Let history be the judge!---author's reply. Anesth Analg. 2013 Jan;116(1):265.
51. Kynes JM, Schildcrout JS, Hickson GB, Pichert JW, Han X, Ehrenfeld JM, Westlake MW, Catron T, Jacques PS. An analysis of risk factors for patient complaints about ambulatory anesthesiology care. Anesth Analg. 2013 Jun;116(6):1325-32.
52. Wanderer JP, Ehrenfeld JM. Reply Canadian Journal of Anesthesia. March 2013;60(3):326.
53. Alamanda VK, Delisca GO, Mathis SL, Archer KR, Ehrenfeld JM, Miller MW, Homlar KC, Halpern JL, Schwartz HS, Holt GE. The financial burden of reexcising incompletely excised soft tissue sarcomas: a cost analysis. Ann Surg Oncol. 2013 Sep;20(9):2808-14.
54. Blum JM, Stentz MJ, Maile MD, Jewell E, Raghavendran K, Engoren M, Ehrenfeld JM. Automated alerting and recommendations for the management of patients with preexisting hypoxia and potential acute lung injury: a pilot study. Anesthesiology. 2013 Aug;119(2):295-302. PMCID: PMC3813292
55. Mirzakhani H, Nozari A, Ehrenfeld JM, Peterfreund R, Szabo M, Walsh JL, Jiang Y, Sandberg W, Rosow C, Wang J. Case report: profound hypotension after anesthetic induction with propofol in patients treated with rifampin. Anesth Analg. 2013 Jul;117(1):61-4.
56. Wanderer JP, Ehrenfeld JM. Clinical decision support for perioperative information management systems. Semin Cardiothorac Vasc Anesth. 2013 Dec;17(4):288-93.
57. Epstein RH, St Jacques P, Stockin M, Rothman B, Ehrenfeld JM, Denny JC. Automated identification of drug and food allergies entered using non-standard terminology. J Am Med Inform Assoc. 2013 Sep-Oct;20(5):962-8. PMCID: PMC3756276
58. Tiwari V, Dexter F, Rothman BS, Ehrenfeld JM, Epstein RH. Explanation for the near-constant mean time remaining in surgical cases exceeding their estimated duration, necessary for appropriate display on electronic white boards. Anesth Analg. 2013 Aug;117(2):487-93.
59. Wanderer JP, Ehrenfeld JM, Sandberg WS, Epstein RH. The changing scope of difficult airway management. Can J Anaesth. 2013 Oct;60(10):1022-4.
60. Ehrenfeld JM, Dexter F, Rothman BS, Johnson AM, Epstein RH. Case cancellation rates measured by surgical service differ whether based on the number of cases or the number of minutes cancelled. Anesth Analg. 2013 Sep;117(3):711-716.
61. Ehrenfeld JM, Agarwal AK, Henneman JP, Sandberg WS. Estimating the incidence of suspected epidural hematoma and the hidden imaging cost of epidural catheterization: a retrospective review of 43,200 cases. Reg Anesth Pain Med. 2013 Sep-Oct;38(5):409-414. PMCID: PMC3799821
62. Bulka CM, Cassedy EA, Sandberg WS, Ehrenfeld JM. A survey of modified rapid-sequence induction and intubation in Canadian academic centers. J Clin Anesth. 2013 Sep;25(6):515-6.
63. Phitayakorn R, Morales-Garcia D, Wanderer J, Lubitz CC, Gaz RD, Stephen AE, Ehrenfeld JM, Daniels GH, Hodin RA, Parangi S. Surgery for Graves' disease: a 25-year perspective. Am J Surg. 2013 Nov;206(5):669-73.
64. Corey JM, Bulka CM, Ehrenfeld JM. Is regional anesthesia associated with reduced PACU length of stay?: A retrospective analysis from a tertiary medical center. Clin Orthop Relat Res. 2014 May;472(5):1427-33. PMCID: PMC3971246
65. Kay HF, Sathiyakumar V, Yoneda ZT, Lee YM, Jahangir AA, Ehrenfeld JM, Obremskey WT, Apfeld JC, Sethi MK. The effects of American Society of Anesthesiologists physical status on length of stay and inpatient cost in the surgical treatment of isolated orthopaedic fractures. J Orthop Trauma. 2014 Jul;28(7):e153-9.
66. Urman RD, Ehrenfeld JM. Preface Physicians' Pathways to Non-Traditional Careers and Leadership Opportunities. 1 November 2013:ix-x.
67. Wanderer JP, Blum JM, Ehrenfeld JM. Intraoperative low-tidal-volume ventilation. N Engl J Med. 2013 11 07;369(19):1861.
68. Palta MM, Ehrenfeld JG, Groffman PM. Denitrification and potential nitrous oxide and carbon dioxide production in brownfield wetland soils. J Environ Qual. 2013 Sep;42(5):1507-17.
69. Ehrenfeld JM, Dexter F, Rothman BS, Minton BS, Johnson D, Sandberg WS, Epstein RH. Lack of utility of a decision support system to mitigate delays in admission from the operating room to the postanesthesia care unit. Anesth Analg. 2013 Dec;117(6):1444-52.
70. Bakouh N, Bienvenu T, Thomas A, Ehrenfeld J, Liote H, Roussel D, Duquesnoy P, Farman N, Viel M, Cherif-Zahar B, Amselem S, Taam RA, Edelman A, Planelles G, Sermet-Gaudelus I. Characterization of SLC26A9 in patients with CF-like lung disease. Hum Mutat. 2013 Oct;34(10):1404-14.
71. Barocas DA, Kulahalli CS, Ehrenfeld JM, Kapu AN, Penson DF, You CC, Weavind L, Dmochowski R. Benchmarking the use of a rapid response team by surgical services at a tertiary care hospital. J Am Coll Surg. 2014 Jan;218(1):66-72. PMCID: PMC4353563
72. Wagner CE, Bick JS, Johnson D, Ahmad R, Han X, Ehrenfeld JM, Schildcrout JS, Pretorius M. Etomidate use and postoperative outcomes among cardiac surgery patients. Anesthesiology. 2014 Mar;120(3):579-89. PMCID: PMC3944222
73. Kay HF, Sathiyakumar V, Archer KR, Mathis SL, Apfeld JC, Lee YM, Jahangir AA, Ehrenfeld J, Obremskey WT, Sethi MK. The homeless orthopaedic trauma patient: follow-up, emergency room usage, and complications. J Orthop Trauma. 2014 Jun;28(6):e128-32.
74. McDonald MR, Sathiyakumar V, Apfeld JC, Hooe B, Ehrenfeld J, Obremskey WT, Sethi MK. Predictive factors of hospital length of stay in patients with operatively treated ankle fractures. J Orthop Traumatol. 2014 Dec;15(4):255-8. PMCID: PMC4244567
75. Ehrenfeld JM. Systems, technology and the critical need for rigorous evaluation. J Med Syst. 2014 Jan;38(1):9998.
76. McDonald MR, Bulka CM, Thakore RV, Obremskey WT, Ehrenfeld JM, Jahangir AA, Sethi MK. Ankle radiographs in the early postoperative period: do they matter? J Orthop Trauma. 2014 Sep;28(9):538-41.
77. Ehrenfeld JM, McEvoy MD, Furman WR, Snyder D, Sandberg WS. Automated near-real-time clinical performance feedback for anesthesiology residents: one piece of the milestones puzzle. Anesthesiology. 2014 Jan;120(1):172-84. PMCID: PMC3893706
78. Wanderer J, Mishra P, Ehrenfeld J. Innovation & market consolidation among electronic health record vendors: an acute need for regulation. J Med Syst. 2014 Jan;38(1):8.
79. Kodali BS, Kim KD, Flanagan H, Ehrenfeld JM, Urman RD. Variability of subspecialty-specific anesthesia-controlled times at two academic institutions. J Med Syst. 2014 Feb;38(2):11.
80. Wanderer JP, Ehrenfeld JM, Sandberg WS, Epstein RH. Reply: To PMID 23897492. Can J Anaesth. 2014 Jan;61(1):85.
81. Stol IS, Ehrenfeld JM, Epstein RH. Technology diffusion of anesthesia information management systems into academic anesthesia departments in the United States. Anesth Analg. 2014 Mar;118(3):644-50.
82. Dageforde LA, Petersen AW, Feurer ID, Cavanaugh KL, Harms KA, Ehrenfeld JM, Moore DE. Health literacy of living kidney donors and kidney transplant recipients. Transplantation. 2014 Jul 15;98(1):88-93. PMCID: PMC4422102
83. Baucom RB, Phillips SE, Ehrenfeld JM, Holzman MD, Nealon WH, Sharp KW, Kaiser JL, Poulose BK. Defining intraoperative hypothermia in ventral hernia repair. J Surg Res. 2014 Jul;190(1):385-90.
84. Ihejirika RC, Thakore RV, Sathiyakumar V, Ehrenfeld JM, Obremskey WT, Sethi MK. An assessment of the inter-rater reliability of the ASA physical status score in the orthopaedic trauma population. Injury. 2015 Apr;46(4):542-6.
85. Hand WR, Bridges KH, Stiegler MP, Schell RM, DiLorenzo AN, Ehrenfeld JM, Nietert PJ, McEvoy MD. Effect of a cognitive aid on adherence to perioperative assessment and management guidelines for the cardiac evaluation of noncardiac surgical patients. Anesthesiology. 2014 Jun;120(6):1339-49, quiz 1349-53. PMCID: PMC4108481
86. Bennett JM, Ehrenfeld JM, Markham L, Eagle SS. Anesthetic management and outcomes for patients with pulmonary hypertension and intracardiac shunts and Eisenmenger syndrome: a review of institutional experience. J Clin Anesth. 2014 Jun;26(4):286-93.
87. Rothman BS, Ehrenfeld JM. Paging doctor, emergency? Anesth Analg. 2014 Jul;119(1):4-6.
88. Shinall MC Jr, Ehrenfeld JM, Guillamondegui OD. Religiously affiliated intensive care unit patients receive more aggressive end-of-life care. J Surg Res. 2014 Aug;190(2):623-7.
89. Bulka CM, Shotwell MS, Gupta RK, Sandberg WS, Ehrenfeld JM. Regional anesthesia, time to hospital discharge, and in-hospital mortality: a propensity score matched analysis. Reg Anesth Pain Med. 2014 Sep-Oct;39(5):381-6.
90. Peccora CD, Gimlich R, Cornell RP, Vacanti CA, Ehrenfeld JM, Urman RD. Anesthesia report card - a customizable tool for performance improvement. J Med Syst. 2014 Sep;38(9):105.
91. Tolleson C, Stroh J, Ehrenfeld J, Neimat J, Konrad P, Phibbs F. The factors involved in deep brain stimulation infection: a large case series. Stereotact Funct Neurosurg. 2014;92(4):227-33.
92. Epstein RH, Dexter F, Lopez MG, Ehrenfeld JM. Anesthesiologist staffing considerations consequent to the temporal distribution of hypoxemic episodes in the postanesthesia care unit. Anesth Analg. 2014 Dec;119(6):1322-33.
93. Kumar AB, Shi Y, Shotwell MS, Richards J, Ehrenfeld JM. Hypernatremia is a significant risk factor for acute kidney injury after subarachnoid hemorrhage: a retrospective analysis. Neurocrit Care. 2015 Apr;22(2):184-91.
94. Mathews L, Kla KM, Marolen KN, Sandberg WS, Ehrenfeld JM. Measuring and Improving First Case On-Time Starts and Analysis of Factors Predicting Delay in Neurosurgical Operating Rooms. J Neurosurg Anesthesiol. 2015 Jul;27(3):203-8.
95. Devin CJ, Lee DS, Armaghani SJ, Bible J, Shau DN, Martin PR, Ehrenfeld JM. Approach to pain management in chronic opioid users undergoing orthopaedic surgery. J Am Acad Orthop Surg. 2014 Oct;22(10):614-22.
96. Gabriel RA, Gimlich R, Ehrenfeld JM, Urman RD. Operating room metrics score card-creating a prototype for individualized feedback. J Med Syst. 2014 Nov;38(11):144.
97. Wanderer JP, Shi Y, Schildcrout JS, Ehrenfeld JM, Epstein RH. Supervising anesthesiologists cannot be effectively compared according to their patients' postanesthesia care unit admission pain scores. Anesth Analg. 2015 Apr;120(4):923-32.
98. Wanderer JP, Shaw AD, Ehrenfeld JM. Automated data transmission for the Society of Thoracic Surgeons' adult cardiac anesthesia module. Anesth Analg. 2014 Nov;119(5):1221-2.
99. Schildcrout JS, Han X, Ehrenfeld JM, Wagner CE, Pretorius M. In reply. Anesthesiology. 2014 Nov;121(5):1128-30.
100. Bulka CM, Wanderer JP, Ehrenfeld JM. Anesthesia technique and outcomes after hip fracture surgery. JAMA. 2014 Nov 05;312(17):1801.
101. Ehrenfeld JM, Wanderer JP. The limitations of manually entered data in acute care environments. Can J Anaesth. 2015 Mar;62(3):327-8.
102. Bulka CM, Shotwell MS, Ehrenfeld JM. Reply to Dr Bhatia. Reg Anesth Pain Med. 2015 Jan-Feb;40(1):86-7.
103. McEvoy MD, Niconchuk JA, Ehrenfeld JM, Sandberg WS. Maintenance of Certification in Anesthesiology Part 4: Improvement in Medical Practice: Is It of Value and Where Do I Begin? Advances in Anesthesia. 2015;33(1):157-173.
104. Thakore RV, Greenberg SE, Bulka CM, Ehrenfeld JM, Obremskey WT, Sethi MK. Geographic variations in hospital charges and Medicare payments for major joint arthroplasty. J Arthroplasty. 2015 May;30(5):728-32.
105. Lilot M, Ehrenfeld JM, Lee C, Harrington B, Cannesson M, Rinehart J. Variability in practice and factors predictive of total crystalloid administration during abdominal surgery: retrospective two-centre analysis. Br J Anaesth. 2015 May;114(5):767-76.
106. Whiting PS, Greenberg SE, Thakore RV, Alamanda VK, Ehrenfeld JM, Obremskey WT, Jahangir A, Sethi MK. What factors influence follow-up in orthopedic trauma surgery? Arch Orthop Trauma Surg. 2015 Mar;135(3):321-7.
107. Ehrenfeld JM. The current and future needs of our medical systems. J Med Syst. 2015 Feb;39(2):16.
108. Johnson DJ, Greenberg SE, Sathiyakumar V, Thakore R, Ehrenfeld JM, Obremskey WT, Sethi MK. Relationship between the Charlson Comorbidity Index and cost of treating hip fractures: implications for bundled payment. J Orthop Traumatol. 2015 Sep;16(3):209-13. PMCID: PMC4559541
109. Malapero RJ, Gabriel RA, Gimlich R, Ehrenfeld JM, Philip BK, Bates DW, Urman RD. An anesthesia medication cost scorecard--concepts for individualized feedback. J Med Syst. 2015 May;39(5):48.
110. Starnes JR, Wanderer JP, Ehrenfeld JM. Metadata from data: identifying holidays from anesthesia data. J Med Syst. 2015 May;39(5):44.
111. Wanderer JP, Ehrenfeld JM, Epstein RH, Kor DJ, Bartz RR, Fernandez-Bustamante A, Vidal Melo MF, Blum JM. Temporal trends and current practice patterns for intraoperative ventilation at U.S. academic medical centers: a retrospective study. BMC Anesthesiol. 2015;15:40. PMCID: PMC4387596
112. Baucom RB, Phillips SE, Ehrenfeld JM, Muldoon RL, Poulose BK, Herline AJ, Wise PE, Geiger TM. Association of Perioperative Hypothermia During Colectomy With Surgical Site Infection. JAMA Surg. 2015 Jun;150(6):570-5.
113. Thakore RV, Foxx AM, Lang MF, Sathiyakumar V, Obremskey WT, Boyce RH, Ehrenfeld JM, Sethi MK. Operative intervention for geriatric hip fracture: does type of surgery affect hospital length of stay? Am J Orthop (Belle Mead NJ). 2015 May;44(5):228-32.
114. Hong TS, Bush EC, Hauenstein MF, Lafontant A, Li C, Wanderer JP, Ehrenfeld JM. A hand hygiene compliance check system: brief communication on a system to improve hand hygiene compliance in hospitals and reduce infection. J Med Syst. 2015 Jun;39(6):69.
115. Avilucea FR, Sathiyakumar V, Greenberg SE, Ghiam M, Thakore RV, Francois E, Benvenuti MA, Siuta M, Smith AK, Ehrenfeld JM, Evans JM, Obremskey WT, Sethi MK. Open distal tibial shaft fractures: a retrospective comparison of medial plate versus nail fixation. Eur J Trauma Emerg Surg. 2016 Feb;42(1):101-6.
116. Mitchell PM, Corrigan CM, Patel NA, Silverberg AJ, Greenberg SE, Thakore RV, Obremskey WT, Ehrenfeld JM, Evans JM, Sethi MK. 13-Year experience in external fixation of the pelvis: complications, reduction and removal. Eur J Trauma Emerg Surg. 2016 Feb;42(1):91-6.
117. Lubrano M, Wanderer JP, Ehrenfeld JM. Long-Term Opioid Therapy for Chronic Pain. Ann Intern Med. 2015 Jul 21;163(2):147.
118. Ousley J, Baucom RB, Stewart MK, Phillips SE, Holzman MD, Ehrenfeld JM, Sharp KW, Nealon WH, Poulose BK. Previous Methicillin-Resistant Staphylococcus aureus Infection Independent of Body Site Increases Odds of Surgical Site Infection after Ventral Hernia Repair. J Am Coll Surg. 2015 Aug;221(2):470-7.
119. Tabing AK, Ehrenfeld JM, Wanderer JP. Limiting the accessibility of cost-prohibitive drugs reduces overall anesthetic drug costs: a retrospective before and after analysis. Can J Anaesth. 2015 Oct;62(10):1045-54.
120. Semler MW, Rice TW, Ehrenfeld JM. Leveraging Clinical Informatics in the Conduct of Clinical Trials. J Med Syst. 2015 Oct;39(10):112.
121. Starnes JR, McEvoy MD, Ehrenfeld JM, Sandberg WS, Wanderer JP. Automated Case Cancellation Review System Improves Systems-Based Practice. J Med Syst. 2015 Nov;39(11):134.
122. Kummerow Broman K, Phillips S, Hayes RM, Ehrenfeld JM, Holzman MD, Sharp K, Kripalani S, Poulose BK. Insurance status influences emergent designation in surgical transfers. J Surg Res. 2016 Feb;200(2):579-85. PMCID: PMC4691367
123. Terekhov MA, Ehrenfeld JM, Wanderer JP. Preoperative Surgical Risk Predictions Are Not Meaningfully Improved by Including the Surgical Apgar Score: An Analysis of the Risk Quantification Index and Present-On-Admission Risk Models. Anesthesiology. 2015 Nov;123(5):1059-66.
124. Jering MZ, Marolen KN, Shotwell MS, Denton JN, Sandberg WS, Ehrenfeld JM. Combining the ASA Physical Classification System and Continuous Intraoperative Surgical Apgar Score Measurement in Predicting Postoperative Risk. J Med Syst. 2015 Nov;39(11):147.
125. Greenberg SE, VanHouten JP, Lakomkin N, Ehrenfeld J, Jahangir AA, Boyce RH, Obremksey WT, Sethi MK. Does Admission to Medicine or Orthopaedics Impact a Geriatric Hip Patient's Hospital Length of Stay? J Orthop Trauma. 2016 Feb;30(2):95-9. PMCID: PMC4841672
126. Jann JT, Edmiston EK, Ehrenfeld JM. Important Considerations for Addressing LGBT Health Care Competency. Am J Public Health. 2015 Nov;105(11):e8. PMCID: PMC4605169
127. Gruss C, Terekhov MA, Ehrenfeld JM, Kunic RJ, Wanderer JP. Estimating virtual neck circumference for preoperative STOP-BANG assessment: a retrospective cohort study. Can J Anaesth. 2016 Jan;63(1):120-2.
128. Tabing AK, Ehrenfeld JM, Wanderer JP. In reply: Observational study of prolonged times to tracheal extubation. Can J Anaesth. 2016 Jan;63(1):117-8.
129. Sathiyakumar V, Shi H, Thakore RV, Lee YM, Joyce D, Ehrenfeld J, Obremskey WT, Sethi MK. Isolated sacral injuries: Postoperative length of stay, complications, and readmission. World J Orthop. 2015 Sep 18;6(8):629-35. PMCID: PMC4573507
130. Donald C, Ehrenfeld JM. The Opportunity for Medical Systems to Reduce Health Disparities Among Lesbian, Gay, Bisexual, Transgender and Intersex Patients. J Med Syst. 2015 Nov;39(11):178.
131. McEvoy MD, Hand WR, Stiegler MP, DiLorenzo AN, Ehrenfeld JM, Moran KR, Lekowski R, Nunnally ME, Manning EL, Shi Y, Shotwell MS, Gupta RK, Corey JM, Schell RM. A Smartphone-based Decision Support Tool Improves Test Performance Concerning Application of the Guidelines for Managing Regional Anesthesia in the Patient Receiving Antithrombotic or Thrombolytic Therapy. Anesthesiology. 2016 Jan;124(1):186-98.
132. Thakore RV, Greenberg SE, Shi H, Foxx AM, Francois EL, Prablek MA, Nwosu SK, Archer KR, Ehrenfeld JM, Obremskey WT, Sethi MK. Surgical site infection in orthopedic trauma: A case-control study evaluating risk factors and cost. J Clin Orthop Trauma. 2015 Dec;6(4):220-6. PMCID: PMC4600831
133. Levin MA, Wanderer JP, Ehrenfeld JM. Data, Big Data, and Metadata in Anesthesiology. Anesth Analg. 2015 Dec;121(6):1661-7.
134. Aline F, Wanderer JP, Ehrenfeld JM. Managing the Impact of the ICD-10 Transition on a Data Warehouse. J Med Syst. 2016 Mar;40(3):57.
135. Rooks HJ, Anthony JR, Sexton KW, Marshall AP, Guillamondegui OD, Ehrenfeld JM, Shack RB, Thayer WP. Transfers for Hand Surgery Correlate with Increased Reoperations for Complications. Am Surg. 2015 Nov;81(11):1177-81.
136. Tabing AK, Ehrenfeld JM, Wanderer JP. In reply: Sevoflurane or desflurane: Which one is more expensive? Limiting the accessibility of cost-prohibitive drugs: The story is incomplete. Can J Anaesth. 2016 Mar;63(3):361.
137. Hester DL, Ehrenfeld JM. Anesthesia and sedation data in the gastroenterology suite: Leveraging clinical data to support operational workflows Techniques in Gastrointestinal Endoscopy. 1 January 2016;18(1):18-21.
138. Wanderer JP, Gruss CL, Ehrenfeld JM. Using Visual Analytics to Determine the Utilization of Preoperative Anesthesia Assessments. Appl Clin Inform. 2015;6(4):629-37. PMCID: PMC4704033
139. Chester SD, Ehrenfeld JM, Eckstrand KL. Results of an Institutional LGBT Climate Survey at an Academic Medical Center. LGBT Health. 2014 Dec;1(4):327-30.
140. Beazley B, Bulka CM, Landsman IS, Ehrenfeld JM. Demographic Predictors of NPO Violations in Elective Pediatric Surgery. J Perianesth Nurs. 2016 Feb;31(1):36-40.
141. McEvoy MD, Wanderer JP, King AB, Geiger TM, Tiwari V, Terekhov M, Ehrenfeld JM, Furman WR, Lee LA, Sandberg WS. A perioperative consult service results in reduction in cost and length of stay for colorectal surgical patients: evidence from a healthcare redesign project. Perioper Med (Lond). 2016;5:3. PMCID: PMC4743367
142. Wu A, Brovman EY, Whang EE, Ehrenfeld JM, Urman RD. The Impact of Overestimations of Surgical Control Times Across Multiple Specialties on Medical Systems. J Med Syst. 2016 Apr;40(4):95.
143. Ehrenfeld JM, Spickard WA 3rd, Cutrer WB. Medical Student Contributions In The Workplace: Can We Put a Value on Priceless? J Med Syst. 2016 May;40(5):128.
144. Terekhov MA, Ehrenfeld JM, Wanderer JP. In Reply. Anesthesiology. 2016 May;124(5):1196-7.
145. Semler MW, Rice TW, Shaw AD, Siew ED, Self WH, Kumar AB, Byrne DW, Ehrenfeld JM, Wanderer JP. Identification of Major Adverse Kidney Events Within the Electronic Health Record. J Med Syst. 2016 Jul;40(7):167. PMCID: PMC5791539
146. Rothman BS, Shotwell MS, Beebe R, Wanderer JP, Ehrenfeld JM, Patel N, Sandberg WS. Electronically Mediated Time-out Initiative to Reduce the Incidence of Wrong Surgery: An Interventional Observational Study. Anesthesiology. 2016 09;125(3):484-94.
147. Kappen TH, Wanderer JP, Ehrenfeld JM, Weinger MB. Is Intraoperative Hypotension Truly a Too Simple Problem for Useful Decision Support? Anesth Analg. 2016 09;123(3):792-3.
148. Terekhov MA, Ehrenfeld JM, Dutton RP, Guillamondegui OD, Martin BJ, Wanderer JP. Intraoperative Care Transitions Are Not Associated with Postoperative Adverse Outcomes. Anesthesiology. 2016 10;125(4):690-9.
149. Ehrenfeld J, Gridley S. Education Creates Welcoming Environment for Transgender Patients. ED Manag. 2016 Aug;28(8):90-3.
150. Bulka CM, Terekhov MA, Martin BJ, Dmochowski RR, Hayes RM, Ehrenfeld JM. Nondepolarizing Neuromuscular Blocking Agents, Reversal, and Risk of Postoperative Pneumonia. Anesthesiology. 2016 10;125(4):647-55.
151. Sathiyakumar V, Estevez-Ordonez D, Thakore RV, Lee YM, Ehrenfeld JM, Obremskey WT, Sethi MK. American Society of Anesthesiologists Score as a Predictive Tool to Optimize Blood Ordering for Intraoperative Transfusion in Orthopaedic Trauma Cases. J Surg Orthop Adv. 2016;25(2):105-9.
152. Fabbri D, Ehrenfeld JM. Hands Free Automatic Clinical Care Documentation: Opportunities for Motion Sensors and Cameras. J Med Syst. 2016 Oct;40(10):213.
153. Woolard AA, Ehrenfeld JM, Eagle SS, Wanderer JP. A retrospective study showing the extent of compliance with perioperative guidelines in patients with coronary stents with regard to double antiplatelet therapy. J Clin Anesth. 2016 Sep;33:179-84.
154. Kappen TH, Wanderer JP, Peelen LM, Moons KG, Ehrenfeld JM. Prediction Model for In-hospital Mortality Should Accurately Predict the Risks of Patients Who Are Truly at Risk. Anesthesiology. 2016 10;125(4):815-6.
155. Broman KK, Poulose BK, Phillips SE, Ehrenfeld JM, Sharp KW, Pierce RA, Holzman MD. Unnecessary Transfers for Acute Surgical Care: Who and Why? Am Surg. 2016 Aug;82(8):672-8.
156. House LM, Marolen KN, St Jacques PJ, McEvoy MD, Ehrenfeld JM. Surgical Apgar score is associated with myocardial injury after noncardiac surgery. J Clin Anesth. 2016 Nov;34:395-402.
157. Wanderer JP, Ehrenfeld JM. Toward External Validation and Routine Clinical Use of the American College of Surgeons NSQIP Surgical Risk Calculator. J Am Coll Surg. 2016 10;223(4):674.
158. Humble SS, Wilson LD, McKenna JW, Leath TC, Song Y, Davidson MA, Ehrenfeld JM, Guillamondegui OD, Pandharipande PP, Patel MB. Tracheostomy risk factors and outcomes after severe traumatic brain injury. Brain Inj. 2016;30(13-14):1642-1647. PMCID: PMC5358996
159. Semler MW, Wanderer JP, Ehrenfeld JM, Stollings JL, Self WH, Siew ED, Wang L, Byrne DW, Shaw AD, Bernard GR, Rice TW, SALT Investigators * and the Pragmatic Critical Care Research Group, SALT Investigators. Balanced Crystalloids versus Saline in the Intensive Care Unit. The SALT Randomized Trial. Am J Respir Crit Care Med. 2017 05 15;195(10):1362-1372. PMCID: PMC5443900
160. Kummerow Broman K, Hayes RM, Kripalani S, Vasilevskis EE, Phillips SE, Ehrenfeld JM, Holzman MD, Sharp KW, Pierce RA, Nealon WH, Poulose BK. Interhospital transfer for acute surgical care: does delay matter? Am J Surg. 2016 Nov;212(5):823-830. PMCID: PMC5204367
161. Hund HC, Rice MJ, Ehrenfeld J. An Evaluation of the State of Neuromuscular Blockade Monitoring Devices. J Med Syst. 2016 Dec;40(12):281.
162. Wanderer JP, Nelson SE, Ehrenfeld JM, Monahan S, Park S. Clinical Data Visualization: The Current State and Future Needs. J Med Syst. 2016 Dec;40(12):275.
163. Upchurch CP, Grijalva CG, Russ S, Collins SP, Semler MW, Rice TW, Liu D, Ehrenfeld JM, High K, Barrett TW, McNaughton CD, Self WH. Comparison of Etomidate and Ketamine for Induction During Rapid Sequence Intubation of Adult Trauma Patients. Ann Emerg Med. 2017 01;69(1):24-33.e2. PMCID: PMC5180365
164. House LM 2nd, Calloway NH, Sandberg WS, Ehrenfeld JM. Prolonged patient emergence time among clinical anesthesia resident trainees. J Anaesthesiol Clin Pharmacol. 2016 Oct-Dec;32(4):446-452. PMCID: PMC5187607
165. Stapelfeldt WH, Yuan H, Dryden JK, Strehl KE, Cywinski JB, Ehrenfeld JM, Bromley P. The SLUScore: A Novel Method for Detecting Hazardous Hypotension in Adult Patients Undergoing Noncardiac Surgical Procedures. Anesth Analg. 2017 04;124(4):1135-1152. PMCID: PMC5367493
166. Ehrenfeld JM, Wanderer JP, Terekhov M, Rothman BS, Sandberg WS. A Perioperative Systems Design to Improve Intraoperative Glucose Monitoring Is Associated with a Reduction in Surgical Site Infections in a Diabetic Patient Population. Anesthesiology. 2017 Mar;126(3):431-440.
167. Caplan JS, Stone BWG, Faillace CA, Lafond JJ, Baumgarten JM, Mozdzer TJ, Dighton J, Meiners SJ, Grabosky JC, Ehrenfeld JG. Nutrient foraging strategies are associated with productivity and population growth in forest shrubs. Ann Bot. 2017 04 01;119(6):977-988. PMCID: PMC5604599
168. Theobald CN, Choma NN, Ehrenfeld JM, Russ S, Kripalani S. Effect of a Handover Tool on Efficiency of Care and Mortality for Interhospital Transfers. J Hosp Med. 2017 01;12(1):23-28.
169. McDowell J, Wu A, Ehrenfeld JM, Urman RD. Effect of the Implementation of a New Electronic Health Record System on Surgical Case Turnover Time. J Med Syst. 2017 Mar;41(3):42.
170. Freundlich RE, Wanderer JP, Ehrenfeld JM. Building Big Datasets: Do Not Forget the EMR. Anesth Analg. 2017 04;124(4):1367.
171. Semler MW, Self WH, Wang L, Byrne DW, Wanderer JP, Ehrenfeld JM, Stollings JL, Kumar AB, Hernandez A, Guillamondegui OD, May AK, Siew ED, Shaw AD, Bernard GR, Rice TW, Isotonic Solutions and Major Adverse Renal Events Trial (SMART) Investigators, Pragmatic Critical Care Research Group. Balanced crystalloids versus saline in the intensive care unit: study protocol for a cluster-randomized, multiple-crossover trial. Trials. 2017 03 16;18(1):129. PMCID: PMC5356286
172. Self WH, Semler MW, Wanderer JP, Ehrenfeld JM, Byrne DW, Wang L, Atchison L, Felbinger M, Jones ID, Russ S, Shaw AD, Bernard GR, Rice TW. Saline versus balanced crystalloids for intravenous fluid therapy in the emergency department: study protocol for a cluster-randomized, multiple-crossover trial. Trials. 2017 04 13;18(1):178. PMCID: PMC5390477
173. Ehrenfeld JM, Fleischut PM. Engaging in risky business: is it time to rethink risk tolerance in anaesthesia? Br J Anaesth. 2017 05 01;118(5):654-655.
174. Ehrenfeld JM. WannaCry, Cybersecurity and Health Information Technology: A Time to Act. J Med Syst. 2017 Jul;41(7):104.
175. Coute RA, Ehrenfeld JM, Gupta DK, Terekhov MA, Wanderer JP. Electronically self-assessed functional capacity and exercise testing: A comparison of the Duke Activity Status Index and Patient-Reported Outcomes Measurement Information System tools. Am Heart J. 2017 Jun;188:82-86.
176. Tsai MH, Huynh TT, Breidenstein MW, O'Donnell SE, Ehrenfeld JM, Urman RD. A System-Wide Approach to Physician Efficiency and Utilization Rates for Non-Operating Room Anesthesia Sites. J Med Syst. 2017 Jul;41(7):112.
177. Bulka CM, Ehrenfeld JM. In Reply. Anesthesiology. 2017 07;127(1):198.
178. O'Neal JB, Billings FT 4th, Liu X, Shotwell MS, Liang Y, Shah AS, Ehrenfeld JM, Wanderer JP, Shaw AD. Risk factors for delirium after cardiac surgery: a historical cohort study outlining the influence of cardiopulmonary bypass. Can J Anaesth. 2017 Nov;64(11):1129-1137. PMCID: PMC5693689
179. Gabriel RA, Burton BN, Tsai MH, Ehrenfeld JM, Dutton RP, Urman RD. After-hour Versus Daytime Shifts in Non-Operating Room Anesthesia Environments: National Distribution of Case Volume, Patient Characteristics, and Procedures. J Med Syst. 2017 Sep;41(9):140.
180. Broman KK, Phillips SE, Ehrenfeld JM, Patel MB, Guillamondegui OM, Sharp KW, Pierce RA, Poulose BK, Holzman MD. Identifying Futile Interfacility Surgical Transfers. Am Surg. 2017 Aug 01;83(8):866-870.
181. O'Neal JB, Billings FT 4th, Liu X, Shotwell MS, Liang Y, Shah AS, Ehrenfeld JM, Wanderer JP, Shaw AD. Effect of Preoperative Beta-Blocker Use on Outcomes Following Cardiac Surgery. Am J Cardiol. 2017 Oct 15;120(8):1293-1297. PMCID: PMC5675103
182. McKown AC, Wang L, Wanderer JP, Ehrenfeld J, Rice TW, Bernard GR, Semler MW. Predicting Major Adverse Kidney Events among Critically Ill Adults Using the Electronic Health Record. J Med Syst. 2017 Aug 31;41(10):156. PMCID: PMC5821255
183. Edmiston EK, Donald CA, Sattler AR, Peebles JK, Ehrenfeld JM, Eckstrand KL. Opportunities and Gaps in Primary Care Preventative Health Services for Transgender Patients: A Systemic Review. Transgend Health. 2016;1(1):216-230. PMCID: PMC5367473
184. Cummings JJ, Ehrenfeld JM, McEvoy MD. A Guide to Implementing Enhanced Recovery After Surgery Protocols: Creating, Scaling, and Managing a Perioperative Consult Service. Int Anesthesiol Clin. 2017;55(4):101-115.
185. Taylor SS, Ehrenfeld JM. Electronic Health Records and Preparedness: Lessons from Hurricanes Katrina and Harvey. J Med Syst. 2017 Nov;41(11):173.
186. Freundlich RE, Ehrenfeld JM. Anesthesia information management: clinical decision support. Curr Opin Anaesthesiol. 2017 Dec;30(6):705-709.
187. Freundlich RE, Ehrenfeld JM. Quality metrics: hard to develop, hard to validate. Br J Anaesth. 2017 07 01;119(1):10-11.
188. Gabriel RA, Ehrenfeld JM, Urman RD. Preoperative Genetic Testing and Personalized Medicine: Changing the Care Paradigm. J Med Syst. 2017 Oct 17;41(12):185.
189. Cutrer WB, Ehrenfeld JM. Protocolization, Standardization and the Need for Adaptive Expertise in our Medical Systems. J Med Syst. 2017 Nov 09;41(12):200.
190. Johnson KB, Ehrenfeld JM. An EPIC Switch: Preparing for an Electronic Health Record Transition at Vanderbilt University Medical Center. J Med Syst. 2017 Nov 21;42(1):6.
191. Freundlich RE, Ehrenfeld JM. Perioperative Information Systems: Opportunities to Improve Delivery of Care and Clinical Outcomes in Cardiac and Vascular Surgery. J Cardiothorac Vasc Anesth. 2018 06;32(3):1458-1463. PMCID: PMC6138876
192. Wanderer JP, Nelson SE, Hester DL, Shotwell M, Sandberg WS, Anderson-Dam J, Raines DE, Ehrenfeld JM. Sources of Variation in Anesthetic Drug Costs. Anesth Analg. 2018 04;126(4):1241-1248.
193. Stewart MK, Henry RC, Ehrenfeld JM, Terhune KP. Utility of a Standardized Fourth-Year Medical Student Surgical Preparatory Curriculum: Program Director Perceptions. J Surg Educ. 2018 May - Jun;75(3):639-643.
194. Ehrenfeld JM. In Reply. Anesthesiology. 2018 02;128(2):420.
195. Shinall MC Jr, Ehrenfeld JM, Gunter OL Jr. Nonoperative Management of Perforated Hollow Viscera in a Palliative Care Unit. Ann Surg. 2018 07;268(1):e1-e3. PMCID: PMC5995654
196. Epstein RH, Dexter F, Ehrenfeld JM. Differences in the incidence and timing of reintubation in the postanesthesia care unit among large teaching hospitals. J Clin Anesth. 2018 05;46:74.
197. Polderman TJC, Kreukels BPC, Irwig MS, Beach L, Chan YM, Derks EM, Esteva I, Ehrenfeld J, Heijer MD, Posthuma D, Raynor L, Tishelman A, Davis LK, International Gender Diversity Genomics Consortium. The Biological Contributions to Gender Identity and Gender Diversity: Bringing Data to the Table. Behav Genet. 2018 03;48(2):95-108.
198. Ehrenfeld JM, Wanderer JP. Technology as friend or foe? Do electronic health records increase burnout? Curr Opin Anaesthesiol. 2018 Jun;31(3):357-360.
199. Semler MW, Self WH, Wanderer JP, Ehrenfeld JM, Wang L, Byrne DW, Stollings JL, Kumar AB, Hughes CG, Hernandez A, Guillamondegui OD, May AK, Weavind L, Casey JD, Siew ED, Shaw AD, Bernard GR, Rice TW, SMART Investigators and the Pragmatic Critical Care Research Group. Balanced Crystalloids versus Saline in Critically Ill Adults. N Engl J Med. 2018 03 01;378(9):829-839. PMCID: PMC5846085
200. Self WH, Semler MW, Wanderer JP, Wang L, Byrne DW, Collins SP, Slovis CM, Lindsell CJ, Ehrenfeld JM, Siew ED, Shaw AD, Bernard GR, Rice TW, SALT-ED Investigators. Balanced Crystalloids versus Saline in Noncritically Ill Adults. N Engl J Med. 2018 03 01;378(9):819-828. PMCID: PMC5846618
201. Nagrebetsky A, Dutton RP, Ehrenfeld JM, Urman RD. Variation in Frequency of Intraoperative Arterial, Central Venous and Pulmonary Artery Catheter Placement During Kidney Transplantation: An Analysis of Invasive Monitoring Trends. J Med Syst. 2018 Mar 02;42(4):66.
202. Richardson KM, Shen ST, Gupta DK, Wells QS, Ehrenfeld JM, Wanderer JP. Prognostic Significance and Clinical Utility of Intraventricular Conduction Delays on the Preoperative Electrocardiogram. Am J Cardiol. 2018 04 15;121(8):997-1003.
203. Ehrenfeld JM, Zimmerman DR, Gonzales G. Healthcare Utilization among Transgender Individuals in California. J Med Syst. 2018 Mar 16;42(5):77.
204. Gonzales G, Ehrenfeld JM. Sex is not gender and why it matters for population health. Br J Anaesth. 2018 05;120(5):1130-1131.
205. Bradham TS, Sponsler KC, Watkins SC, Ehrenfeld JM. Creating a Quality Improvement Course for Undergraduate Medical Education: Practice What You Teach. Acad Med. 2018 10;93(10):1491-1496.
206. Freundlich RE, Pandharipande P, Ehrenfeld JM. A Call for Electronic Health Record-based Data Sharing for Clinical Trials in Critical Care. J Med Syst. 2018 May 25;42(7):115. PMCID: PMC6138868
207. Zhang L, Fabbri D, Lasko TA, Ehrenfeld JM, Wanderer JP. A System for Automated Determination of Perioperative Patient Acuity. J Med Syst. 2018 May 30;42(7):123. PMCID: PMC7265800
208. Gonzales G, Ehrenfeld JM. The Association between State Policy Environments and Self-Rated Health Disparities for Sexual Minorities in the United States. Int J Environ Res Public Health. 2018 06 01;15(6). PMCID: PMC6024973
209. Ehrenfeld JM, Wanderer JP, Sandberg WS. Anesthesia Care Handovers and Risk of Adverse Outcomes. JAMA. 2018 06 05;319(21):2236-2237.
210. Bhutiani M, Jablonski PM, Ehrenfeld JM, McEvoy MD, Fowler LC, Wanderer JP. Decision Support Tool Improves Real and Perceived Anesthesiology Resident Relief Equity. Anesth Analg. 2018 08;127(2):513-519.
211. Hagaman DH, Ehrenfeld JM, Terekhov M, Kla KM, Hamm J, Brumley M, Wanderer JP. Compliance Is Contagious: Using Informatics Methods to Measure the Spread of a Documentation Standard From a Preoperative Clinic. J Perianesth Nurs. 2018 Aug;33(4):436-443.
212. Pirtle C, Ehrenfeld J. Blockchain for Healthcare: The Next Generation of Medical Records? J Med Syst. 2018 Aug 10;42(9):172.
213. Freundlich RE, Wanderer JP, Ehrenfeld JM. Clinical Decision Support Tools Need to Improve More Than Just Process Outcomes. Anesthesiology. 2018 09;129(3):614. PMCID: PMC6148404
214. Hagaman D, Pilla MA, Ehrenfeld JM. Intraoperative Transfusion Guidelines: Promoting Clinician Adherence in the Operating Room. Anesth Analg. 2018 09;127(3):596-597.
215. Raymond BL, Wanderer JP, Hawkins AT, Geiger TM, Ehrenfeld JM, Stokes JW, McEvoy MD. Use of the American College of Surgeons National Surgical Quality Improvement Program Surgical Risk Calculator During Preoperative Risk Discussion: The Patient Perspective. Anesth Analg. 2019 04;128(4):643-650.
216. Huerta LE, Wanderer JP, Ehrenfeld JM, Freundlich RE, Rice TW, Semler MW, SMART Investigators and the Pragmatic Critical Care Research Group. Validation of a Sequential Organ Failure Assessment Score using Electronic Health Record Data. J Med Syst. 2018 Sep 14;42(10):199. PMCID: PMC6261278
217. Tiwari V, Ehrenfeld JM, Sandberg WS. Does a first-case on-time-start initiative achieve its goal by starting the entire process earlier or by tightening the distribution of start times? Br J Anaesth. 2018 Nov;121(5):1148-1155.
218. Ehrenfeld JM. Connecticut medicine Q&A Connecticut Medicine. November-December 2018;82(10):603-604.
219. LeCompte M, Stewart M, Harris T, Rives G, Guth C, Ehrenfeld J, Sexton K, Terhune K. See one, do one, teach one: A randomized controlled study evaluating the benefit of autonomy in surgical education. Am J Surg. 2019 02;217(2):281-287.
220. Freundlich RE, Nelson SE, Qiu Y, Ehrenfeld JM, Sandberg WS, Wanderer JP. A retrospective evaluation of the risk of bias in perioperative temperature metrics. J Clin Monit Comput. 2019 Oct;33(5):911-916. PMCID: PMC6556142
221. Paris RA, Sullivan P, Heard J, Scully D, McNaughton C, Ehrenfeld JM, Adams JA, Coco J, Fabbri D, Bodenheimer B. Heatmap generation for emergency medical procedure identification Progress in Biomedical Optics and Imaging - Proceedings of SPIE. 2019;10951.
222. Nelson SE, Li G, Shi H, Terekhov M, Ehrenfeld JM, Wanderer JP. The impact of reduction of testing at a Preoperative Evaluation Clinic for elective cases: Value added without adverse outcomes. J Clin Anesth. 2019 Aug;55:92-99.
223. Magarik M, Fowler LC, Robertson A, Ehrenfeld JM, McEvoy MD, Deitte LA. There's an App for That: A Case Study on the Impact of Spaced Education on Ordering CT Examinations. J Am Coll Radiol. 2019 Mar;16(3):360-364.
224. Tuwatananurak JP, Zadeh S, Xu X, Vacanti JA, Fulton WR, Ehrenfeld JM, Urman RD. Machine Learning Can Improve Estimation of Surgical Case Duration: A Pilot Study. J Med Syst. 2019 Jan 17;43(3):44.
225. Rowland MJ, Urman RD, Xu X, Ehrenfeld JM, Preiss DA, Vacanti JC. The Impact of Airway Technique on Anesthesia Control Time. J Med Syst. 2019 Feb 11;43(3):72.
226. Freundlich RE, Bulka CM, Wanderer JP, Rothman BS, Sandberg WS, Ehrenfeld JM. Prospective Investigation of the Operating Room Time-Out Process. Anesth Analg. 2020 03;130(3):725-729. PMCID: PMC6813865
227. Crothers G, Edwards DA, Ehrenfeld JM, Woo E, McCluggage L, Lobo B. Evaluating the Impact of Auto-Calculation Settings on Opioid Prescribing at an Academic Medical Center. Jt Comm J Qual Patient Saf. 2019 06;45(6):416-422.
228. Qiu Y, Freundlich RE, Nelson S, Clark C, Ehrenfeld JM, Wanderer JP. Using a National Representative Sample to Evaluate the Integrity of the 30-Day Surgical Mortality Metric. J Med Syst. 2019 Apr 25;43(6):155. PMCID: PMC6483956
229. Heard J, Paris RA, Scully D, McNaughton C, Ehrenfeld JM, Coco J, Fabbri D, Bodenheimer B, Adams JA. Automatic Clinical Procedure Detection for Emergency Services Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS. July 2019:337-340.
230. Miller BJ, Slota JM, Ehrenfeld JM. Redefining the Physician's Role in Cost-Conscious Care: The Potential Role of the Electronic Health Record. JAMA. 2019 Aug 27;322(8):721-722.
231. Ehrenfeld JM, Gottlieb KG, Beach LB, Monahan SE, Fabbri D. Development of a Natural Language Processing Algorithm to Identify and Evaluate Transgender Patients in Electronic Health Record Systems. Ethn Dis. 2019;29(Suppl 2):441-450. PMCID: PMC6604788
232. Freundlich RE, Wanderer JP, Rothman BS, Sandberg WS, Ehrenfeld JM. In Response. Anesth Analg. 2020 04;130(4):e109-e110. PMCID: PMC6980272
233. Kennedy BB, Russell RG, Martinez W, Gigante CI, Penrod CH, Ehrenfeld JM, Vinson KN, Swan R, Schorn MN, Brady DW, Miller B. Development of an interprofessional clinical learning environment report card. J Prof Nurs. 2019 Jul - Aug;35(4):314-319.
234. Brown RM, Wang L, Coston TD, Krishnan NI, Casey JD, Wanderer JP, Ehrenfeld JM, Byrne DW, Stollings JL, Siew ED, Bernard GR, Self WH, Rice TW, Semler MW. Balanced Crystalloids versus Saline in Sepsis. A Secondary Analysis of the SMART Clinical Trial. Am J Respir Crit Care Med. 2019 12 15;200(12):1487-1495. PMCID: PMC6909845
235. Lan M, Dambrino RJ 4th, Youssef A, Yengo-Kahn A, Dewan MC, Ehrenfeld J, Bonfield CM, Zuckerman SL. Repeat Surgery After Decompressive Craniectomy for Traumatic Intracranial Hemorrhage: Outcomes and Predictors. World Neurosurg. 2020 Jan;133:e757-e766.
236. Ding JM, Ehrenfeld JM, Edmiston EK, Eckstrand K, Beach LB. A Model for Improving Health Care Quality for Transgender and Gender Nonconforming Patients. Jt Comm J Qual Patient Saf. 2020 01;46(1):37-43. PMCID: PMC7276233
237. Allen BFS, Jablonski PM, McEvoy MD, Ehrenfeld JM, Shi H, King AB, Wanderer JP. Implementation of an Enhanced Recovery Protocol (ERP) is associated with an increase in the perioperative use of non-opioid multimodal analgesia for non-ERP patients. J Clin Anesth. 2020 Jun;62:109694.
238. Gamble RM, Taylor SS, Huggins AD, Ehrenfeld JM. Trans-specific Geriatric Health Assessment (TGHA): An inclusive clinical guideline for the geriatric transgender patient in a primary care setting. Maturitas. 2020 Feb;132:70-75.
239. Heard J, Paris RA, Scully D, McNaughton C, Ehrenfeld JM, Coco J, Fabbri D, Bodenheimer B, Adams JA. Automatic Clinical Procedure Detection for Emergency Services. Annu Int Conf IEEE Eng Med Biol Soc. 2019 Jul;2019:337-340.
240. Miller BJ, Slota JM, Ehrenfeld JM. Price Transparency in the Electronic Health Record-Reply. JAMA. 2020 01 21;323(3):281-282.
241. Gamble RM, Taylor SS, Huggins AD, Ehrenfeld JM. Trans-specific Geriatric Health Assessment (TGHA): An inclusive clinical guideline for the geriatric transgender patient in a primary care setting Maturitas. February 2020;132:70-75.
242. Long JB, Ehrenfeld JM. The Role of Augmented Intelligence (AI) in Detecting and Preventing the Spread of Novel Coronavirus. J Med Syst. 2020 Feb 04;44(3):59. PMCID: PMC7088294
243. Miller BJ, Mandelberg MC, Griffith NC, Ehrenfeld JM. Price Transparency: Empowering Patient Choice and Promoting Provider Competition. J Med Syst. 2020 Mar 05;44(4):80.
244. Bloos SM, McNaughton CD, Coco JR, Novak LL, Adams JA, Bodenheimer RE, Ehrenfeld JM, Heard JR, Paris RA, Simpson CL, Scully DM, Fabbri D. Feasibility Assessment of a Pre-Hospital Automated Sensing Clinical Documentation System. AMIA Annu Symp Proc. 2019;2019:248-257. PMCID: PMC7153144
245. Freundlich RE, Li G, Grant B, St Jacques P, Sandberg WS, Ehrenfeld JM, Shotwell MS, Wanderer JP. Patient satisfaction survey scores are not an appropriate metric to differentiate performance among anesthesiologists. J Clin Anesth. 2020 Oct;65:109814. PMCID: PMC7387167
246. Libby C, Ehrenfeld J. Facial Recognition Technology in 2021: Masks, Bias, and the Future of Healthcare. J Med Syst. 2021 Feb 18;45(4):39. PMCID: PMC7891114
247. Al-Emran M, Ehrenfeld JM. Breaking out of the Box: Wearable Technology Applications for Detecting the Spread of COVID-19. J Med Syst. 2021 Jan 11;45(2):20. PMCID: PMC7797198
248. Gonzales G, Henning-Smith C, Ehrenfeld JM. Changes in health insurance coverage, access to care, and health services utilization by sexual minority status in the United States, 2013-2018. Health Serv Res. 2021 04;56(2):235-246. PMCID: PMC7968940
249. Novak LL, Simpson CL, Coco J, McNaughton CD, Ehrenfeld JM, Bloos SM, Fabbri D. Understanding the Information Needs and Context of Trauma Handoffs to Design Automated Sensing Clinical Documentation Technologies: Qualitative Mixed-Method Study of Military and Civilian Cases. J Med Internet Res. 2020 09 25;22(9):e17978. PMCID: PMC7547393
250. Fowler LC, Ehrenfeld JM, McEvoy MD. Development and Implementation of a Nonclinical Professional Development Rotation. A A Pract. 2020 Apr;14(6):e01208.
251. Pirtle CJ, Ehrenfeld JM. Information technology and patient protection Precision Medicine for Investigators, Practitioners and Providers. 1 January 2019:511-517.
252. Pregnall AM, Churchwell AL, Ehrenfeld JM. A Call for LGBTQ Content in Graduate Medical Education Program Requirements. Acad Med. 2021 06 01;96(6):828-835.