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Rodney Sparapani PhD

Rodney Sparapani PhD profile photo picture

Associate Professor

Institution: Medical College of Wisconsin
Department: Institute for Health and Equity
Division: Biostatistics
Program: Administration

Member of the Cancer Center
Member of the Cardiovascular Center
Member of the Center for Advancing Population Science (CAPS)
Member of the Institute for Health & Equity


I am willing to collaborate on research projects.

View Curriculum Vitae

Research Experience

  • Administrative Claims, Healthcare
  • Clinical Trials Data Monitoring Committees
  • Electronic Health Records
  • Observational Study
  • Randomized Controlled Trial

    • Methodologies and Techniques

  • Biostatistics
  • Causality
  • Machine Learning
  • Medical Informatics
  • Statistics, Nonparametric
  • Survival Analysis
  • Bayesian Analysis

    • MCW Program / Core Facilities

  • Research Computing Center Faculty Advisory Committee

    • Educational Expertise

  • Education, Graduate
  • Teaching Biostatistics

    • Publications (72)

  • Team principles for successful interdisciplinary research teams. (Brown SA, Sparapani R, Osinski K, Zhang J, Blessing J, Cheng F, Hamid A, MohamadiPour MB, Lal JC, Kothari AN, Caraballo P, Noseworthy P, Johnson RH, Hansen K, Sun LY, Crotty B, Cheng YC, Echefu G, Doshi K, Olson J, Cardio-Oncology Artificial Intelligence Informatics & Precision (CAIP) Research Team Investigators) Am Heart J Plus 2023 Aug;32:100306 PMID: 38510201 PMCID: PMC10946054 SCOPUS ID: 2-s2.0-85163019573 03/21/2024    
  • Scaling care coordination through digital engagement: stepped-wedge trial assessing readmissions. (Polovneff A, Shah N, Janardan A, Smith E, Pasillas I, Mortensen N, Holt JM, Somai M, Sparapani R, Crotty B) Am J Manag Care 2024 Feb 01;30(2):e32-e38 PMID: 38381546 SCOPUS ID: 2-s2.0-85185825033 02/21/2024    
  • Timing and co-occurrence of symptoms prior to a diagnosis of light chain (AL) amyloidosis. (D'Souza A, Singh A, Szabo A, Lian Q, Pezzin L, Sparapani R) Res Sq 2024 Jan 03 PMID: 38260686 PMCID: PMC10802702 01/23/2024    
  • Team principles for successful interdisciplinary research teams (Brown SA, Sparapani R, Osinski K, Zhang J, Blessing J, Cheng F, Hamid A, MohamadiPour MB, Lal JC, Kothari AN, Caraballo P, Noseworthy P, Johnson RH, Hansen K, Sun LY, Crotty B, Cheng YC, Echefu G, Doshi K, Olson J) American Heart Journal Plus: Cardiology Research and Practice August 2023;32 SCOPUS ID: 2-s2.0-85163019573 08/01/2023    
  • The Variation of Withdrawal of Life Sustaining Therapy in Older Adults With Traumatic Brain Injury. (Pokrzywa CJ, Al Tannir AH, Sparapani R, Rabas MS, Holena D, Murphy PB, Creutzfeldt CJ, Somberg L, Nattinger A, Morris RS) J Surg Res 2023 Nov;291:34-42 PMID: 37331190 SCOPUS ID: 2-s2.0-85162019379 06/19/2023    
  • Nonparametric failure time: Time-to-event machine learning with heteroskedastic Bayesian additive regression trees and low information omnibus Dirichlet process mixtures. (Sparapani RA, Logan BR, Maiers MJ, Laud PW, McCulloch RE) Biometrics 2023 Dec;79(4):3023-3037 PMID: 36932826 PMCID: PMC10505620 SCOPUS ID: 2-s2.0-85153305626 03/19/2023    
  • Mandibular advancement reduces pharyngeal collapsibility by enlarging the airway rather than affecting velopharyngeal compliance. (Garcia GJM, Wolf JJ, Campbell DA, Bailey RS, Sparapani RA, Welzig CM, Woodson BT) Physiol Rep 2023 Feb;11(3):e15558 PMID: 36756800 PMCID: PMC9909385 SCOPUS ID: 2-s2.0-85147723148 02/10/2023    
  • Patient similarity and other artificial intelligence machine learning algorithms in clinical decision aid for shared decision-making in the Prevention of Cardiovascular Toxicity (PACT): a feasibility trial design. (Brown SA, Chung BY, Doshi K, Hamid A, Pederson E, Maddula R, Hanna A, Choudhuri I, Sparapani R, Bagheri Mohamadi Pour M, Zhang J, Kothari AN, Collier P, Caraballo P, Noseworthy P, Arruda-Olson A, Cardio-Oncology Artificial Intelligence Informatics and Precision Equity (CAIPE) Research Team Investigators) Cardiooncology 2023 Jan 23;9(1):7 PMID: 36691060 PMCID: PMC9869606 SCOPUS ID: 2-s2.0-85146885458 01/24/2023       3 Citations
  • Anatomical determinants of upper airway collapsibility in obstructive sleep apnea: A systematic review and meta-analysis. (Hartfield PJ, Janczy J, Sharma A, Newsome HA, Sparapani RA, Rhee JS, Woodson BT, Garcia GJM) Sleep Med Rev 2023 Apr;68:101741 PMID: 36634409 SCOPUS ID: 2-s2.0-85146096954 01/13/2023       9 Citations
  • A Statistical Comparison of Heart Rate Variability Measurements Between Devices: Chest Strap Versus Finger Probe (Bagheri-Mohamadi-Pour M, Sparapani R, Zhang J, Kulinski J) Computing in Cardiology 2023 SCOPUS ID: 2-s2.0-85182311637 01/01/2023    
  • An Exploration of Cultural-Environmental Interactions with Native American Health Literacy. (Dellinger MJ, Pingatore N, Chelius T, Visotcky A, Poupart A, Sparapani R) Environ Health Perspect 2022 Nov;130(11):117703 PMID: 36416732 PMCID: PMC9683091 SCOPUS ID: 2-s2.0-85142939324 11/24/2022    
  • Impact of Reintervention During Stage 1 Palliation Hospitalization: A National, Multicenter Study. (Handler SS, Chan T, Ghanayem NS, Rudd N, Wright G, Visotcky A, Sparapani R, Mitchell ME, Hoffman GM, Frommelt MA) Ann Thorac Surg 2023 Apr;115(4):975-981 PMID: 36306859 SCOPUS ID: 2-s2.0-85142376895 10/29/2022       1 Citation
  • Novel Pediatric Height Outlier Detection Methodology for Electronic Health Records via Machine Learning With Monotonic Bayesian Additive Regression Trees. (Sparapani RA, Teng BQ, Hilbrands J, Pipkorn R, Feuling MB, Goday PS) J Pediatr Gastroenterol Nutr 2022 Aug 01;75(2):210-214 PMID: 35641892 SCOPUS ID: 2-s2.0-85135203067 06/02/2022    
  • Environmental health literacy for Anishinaabe (Great Lakes Native American) fish consumers: A randomized control trial. (Dellinger MJ, Pingatore N, Chelius T, Visotcky A, Sparapani R, Ripley M) Environ Res 2022 Sep;212(Pt B):113335 PMID: 35447154 SCOPUS ID: 2-s2.0-85129809479 04/22/2022       4 Citations
  • Establishing an interdisciplinary research team for cardio-oncology artificial intelligence informatics precision and health equity. (Brown SA, Sparapani R, Osinski K, Zhang J, Blessing J, Cheng F, Hamid A, Berman G, Lee K, BagheriMohamadiPour M, Lal JC, Kothari AN, Caraballo P, Noseworthy P, Johnson RH, Hansen K, Sun LY, Crotty B, Cheng YC, Olson J, Cardio-Oncology Artificial Intelligence Informatics & Precision (CAIP) Research Team Investigators) Am Heart J Plus 2022 Jan;13 PMID: 35434676 PMCID: PMC9012235 SCOPUS ID: 2-s2.0-85146432200 04/19/2022       13 Citations
  • Lisinopril Mitigates Radiation-Induced Mitochondrial Defects in Rat Heart and Blood Cells. (Ortiz de Choudens S, Sparapani R, Narayanan J, Lohr N, Gao F, Fish BL, Zielonka M, Gasperetti T, Veley D, Beyer A, Olson J, Jacobs ER, Medhora M) Front Oncol 2022;12:828177 PMID: 35311118 PMCID: PMC8924663 SCOPUS ID: 2-s2.0-85126780777 03/22/2022       3 Citations
  • Prolonged endothelial-dysfunction in human arterioles following infection with SARS-CoV-2. (Nishijima Y, Hader SN, Hanson AJ, Zhang DX, Sparapani R, Gutterman DD, Beyer AM) Cardiovasc Res 2022 Jan 07;118(1):18-19 PMID: 34755839 PMCID: PMC8689948 SCOPUS ID: 2-s2.0-85123651313 11/11/2021       8 Citations
  • Improved Prediction of Older Adult Discharge After Trauma Using a Novel Machine Learning Paradigm. (Morris RS, Tignanelli CJ, deRoon-Cassini T, Laud P, Sparapani R) J Surg Res 2022 Feb;270:39-48 PMID: 34628162 SCOPUS ID: 2-s2.0-85116716480 10/11/2021       4 Citations
  • Effects of music on the cardiovascular system. (Kulinski J, Ofori EK, Visotcky A, Smith A, Sparapani R, Fleg JL) Trends Cardiovasc Med 2022 Aug;32(6):390-398 PMID: 34237410 PMCID: PMC8727633 SCOPUS ID: 2-s2.0-85110519644 07/09/2021       9 Citations
  • Optimal Donor Selection for Hematopoietic Cell Transplantation Using Bayesian Machine Learning. (Logan BR, Maiers MJ, Sparapani RA, Laud PW, Spellman SR, McCulloch RE, Shaw BE) JCO Clin Cancer Inform 2021 May;5:494-507 PMID: 33950708 PMCID: PMC8443829 SCOPUS ID: 2-s2.0-85105478562 05/06/2021       15 Citations
  • Influence of mid-life cognitive activity on cognitive function among men aged 68 years or older. (Cotter A, Kim J, Semons-Booker K, Sherman K, Sparapani R, Whittle J) Aging Clin Exp Res 2021 Oct;33(10):2689-2694 PMID: 33768477 PMCID: PMC8463627 SCOPUS ID: 2-s2.0-85103086885 03/27/2021    
  • Nonparametric machine learning for precision medicine with longitudinal clinical trials and Bayesian additive regression trees with mixed models. (Spanbauer C, Sparapani R) Stat Med 2021 May 20;40(11):2665-2691 PMID: 33751659 SCOPUS ID: 2-s2.0-85102300466 03/23/2021       11 Citations
  • Nonparametric machine learning and efficient computation with bayesian additive regression trees: The bart r package (Sparapani R, Spanbauer C, McCulloch R) Journal of Statistical Software 2021;97(1):1-66 SCOPUS ID: 2-s2.0-85099381494 01/01/2021       44 Citations
  • Endothelial Rap1 (Ras-Association Proximate 1) Restricts Inflammatory Signaling to Protect From the Progression of Atherosclerosis. (Singh B, Kosuru R, Lakshmikanthan S, Sorci-Thomas MG, Zhang DX, Sparapani R, Vasquez-Vivar J, Chrzanowska M) Arterioscler Thromb Vasc Biol 2021 Feb;41(2):638-650 PMID: 33267664 PMCID: PMC8105264 SCOPUS ID: 2-s2.0-85104181830 12/04/2020       22 Citations
  • Estimation Combining Unbiased and Possibly Biased Estimators (Tarima S, Tuyishimire B, Sparapani R, Rein L, Meurer J) Journal of Statistical Theory and Practice 1 June 2020;14(2) SCOPUS ID: 2-s2.0-85078879359 06/01/2020       4 Citations
  • Detection of Left Ventricular Hypertrophy Using Bayesian Additive Regression Trees: The MESA. (Sparapani R, Dabbouseh NM, Gutterman D, Zhang J, Chen H, Bluemke DA, Lima JAC, Burke GL, Soliman EZ) J Am Heart Assoc 2019 Mar 05;8(5):e009959 PMID: 30827132 PMCID: PMC6474924 SCOPUS ID: 2-s2.0-85062384504 03/05/2019       28 Citations
  • Nonparametric competing risks analysis using Bayesian Additive Regression Trees. (Sparapani R, Logan BR, McCulloch RE, Laud PW) Stat Methods Med Res 2020 Jan;29(1):57-77 PMID: 30612519 PMCID: PMC6954340 SCOPUS ID: 2-s2.0-85060347965 01/08/2019       14 Citations
  • FULLY NONPARAMETRIC BAYESIAN ADDITIVE REGRESSION TREES (George E, Laud P, Logan B, McCulloch R, Sparapani R) Advances in Econometrics 2019;40B:89-110 SCOPUS ID: 2-s2.0-85135159674 01/01/2019       8 Citations
  • Non-parametric recurrent events analysis with BART and an application to the hospital admissions of patients with diabetes. (Sparapani RA, Rein LE, Tarima SS, Jackson TA, Meurer JR) Biostatistics 2020 Jan 01;21(1):69-85 PMID: 30059992 PMCID: PMC6920553 SCOPUS ID: 2-s2.0-85076993832 07/31/2018       6 Citations
  • Variations in 30-day readmissions and length of stay among spine surgeons: a national study of elective spine surgery among US Medicare beneficiaries. (Singh S, Sparapani R, Wang MC) J Neurosurg Spine 2018 Sep;29(3):286-291 PMID: 29856308 SCOPUS ID: 2-s2.0-85052759343 06/02/2018       16 Citations
  • Signs of residuals for testing coefficients in quantile regression (Tarima S, Tarassenko P, Tuyishimire B, Sparapani R, Rein L, Meurer J) Springer Proceedings in Mathematics and Statistics 2018;231:219-230 SCOPUS ID: 2-s2.0-85047893289 01/01/2018    
  • Decision making and uncertainty quantification for individualized treatments using Bayesian Additive Regression Trees. (Logan BR, Sparapani R, McCulloch RE, Laud PW) Stat Methods Med Res 2019 Apr;28(4):1079-1093 PMID: 29254443 PMCID: PMC6028324 SCOPUS ID: 2-s2.0-85043704690 12/20/2017       27 Citations
  • Prevalence and Consequences of Axillary Lymph Node Dissection in the Era of Sentinel Lymph Node Biopsy for Breast Cancer. (Yen TWF, Laud PW, Pezzin LE, McGinley EL, Wozniak E, Sparapani R, Nattinger AB) Med Care 2018 Jan;56(1):78-84 PMID: 29087982 PMCID: PMC5725235 SCOPUS ID: 2-s2.0-85032966060 11/01/2017       13 Citations
  • Electrocardiographic Strain Pattern Is Associated With Left Ventricular Concentric Remodeling, Scar, and Mortality Over 10 Years: The Multi-Ethnic Study of Atherosclerosis. (Inoue YY, Soliman EZ, Yoneyama K, Ambale-Venkatesh B, Wu CO, Sparapani R, Bluemke DA, Lima JAC, Ashikaga H) J Am Heart Assoc 2017 Sep 20;6(9) PMID: 28931529 PMCID: PMC5634304 SCOPUS ID: 2-s2.0-85029744606 09/22/2017       12 Citations
  • Aortic stiffening precedes onset of heart failure with preserved ejection fraction in patients with asymptomatic diastolic dysfunction. (Karagodin I, Aba-Omer O, Sparapani R, Strande JL) BMC Cardiovasc Disord 2017 Feb 14;17(1):62 PMID: 28196483 PMCID: PMC5310057 SCOPUS ID: 2-s2.0-85012907344 02/16/2017       19 Citations
  • Contribution of KV1.5 Channel to Hydrogen Peroxide-Induced Human Arteriolar Dilation and Its Modulation by Coronary Artery Disease. (Nishijima Y, Cao S, Chabowski DS, Korishettar A, Ge A, Zheng X, Sparapani R, Gutterman DD, Zhang DX) Circ Res 2017 Feb 17;120(4):658-669 PMID: 27872049 PMCID: PMC5315616 SCOPUS ID: 2-s2.0-85000399498 11/23/2016       43 Citations
  • Effect of hospital volume on processes of breast cancer care: A National Cancer Data Base study. (Yen TW, Pezzin LE, Li J, Sparapani R, Laud PW, Nattinger AB) Cancer 2017 May 15;123(6):957-966 PMID: 27861746 SCOPUS ID: 2-s2.0-84998953404 11/20/2016       31 Citations
  • Erratum: The interplay between hospital and surgeon factors and the use of sentinel lymph node biopsy for breast cancer (Medicine and Science in Sports and Exercise (2016) 95:31 (e4392) DOI: 10.1097/MD.0000000000004392) (Yen TW, Li J, Sparapani RA) Medicine (United States) 1 October 2016;95(42):e76a7 SCOPUS ID: 2-s2.0-85132415237 10/01/2016    
  • The interplay between hospital and surgeon factors and the use of sentinel lymph node biopsy for breast cancer. (Yen TWF, Li J, Sparapani RA, Laud PW, Nattinger AB) Medicine (Baltimore) 2016 Aug;95(31):e4392 PMID: 27495053 PMCID: PMC4979807 SCOPUS ID: 2-s2.0-84983372389 08/09/2016       18 Citations
  • Determinants of unhealthy behaviors following bariatric surgery (Rusch M, Adams SJ, Azam L, Sparapani R, Meurer J, Wallace J) Obesity Open Access Obesity Open Access 2016; 2(3): 1-7 07/06/2016    
  • Outcomes of Allogeneic Hematopoietic Cell Transplantation in Children and Young Adults with Chronic Myeloid Leukemia: A CIBMTR Cohort Analysis. (Chaudhury S, Sparapani R, Hu ZH, Nishihori T, Abdel-Azim H, Malone A, Olsson R, Hamadani M, Daly A, Bacher U, Wirk BM, Kamble RT, Gale RP, Wood WA, Hale G, Wiernik PH, Hashmi SK, Marks D, Ustun C, Munker R, Savani BN, Alyea E, Popat U, Sobecks R, Kalaycio M, Maziarz R, Hijiya N, Saber W) Biol Blood Marrow Transplant 2016 Jun;22(6):1056-1064 PMID: 26964698 PMCID: PMC4877686 SCOPUS ID: 2-s2.0-84963595294 03/12/2016       25 Citations
  • Nonparametric survival analysis using Bayesian Additive Regression Trees (BART). (Sparapani RA, Logan BR, McCulloch RE, Laud PW) Stat Med 2016 Jul 20;35(16):2741-53 PMID: 26854022 PMCID: PMC4899272 SCOPUS ID: 2-s2.0-84978975552 02/09/2016       94 Citations
  • In Vivo T Cell Depletion with Myeloablative Regimens on Outcomes after Cord Blood Transplantation for Acute Lymphoblastic Leukemia in Children. (Ponce DM, Eapen M, Sparapani R, O'Brien TA, Chan KW, Chen J, Craddock J, Schultz KR, Wagner JE, Perales MA, Barker JN) Biol Blood Marrow Transplant 2015 Dec;21(12):2173-2179 PMID: 26327630 PMCID: PMC4639413 SCOPUS ID: 2-s2.0-84947422775 09/04/2015       18 Citations
  • Cisplatin and etoposide versus carboplatin and paclitaxel with concurrent radiotherapy for stage III non-small-cell lung cancer: an analysis of Veterans Health Administration data. (Santana-Davila R, Devisetty K, Szabo A, Sparapani R, Arce-Lara C, Gore EM, Moran A, Williams CD, Kelley MJ, Whittle J) J Clin Oncol 2015 Feb 20;33(6):567-74 PMID: 25422491 PMCID: PMC4322259 SCOPUS ID: 2-s2.0-84923196894 11/26/2014       106 Citations
  • An algorithm to identify the development of lymphedema after breast cancer treatment. (Yen TW, Laud PW, Sparapani RA, Li J, Nattinger AB) J Cancer Surviv 2015 Jun;9(2):161-71 PMID: 25187004 PMCID: PMC4362809 SCOPUS ID: 2-s2.0-84930009058 09/05/2014       5 Citations
  • Surgeon specialization and use of sentinel lymph node biopsy for breast cancer. (Yen TW, Laud PW, Sparapani RA, Nattinger AB) JAMA Surg 2014 Feb;149(2):185-92 PMID: 24369337 PMCID: PMC4005375 SCOPUS ID: 2-s2.0-84894540668 12/27/2013       28 Citations
  • Thirty-day readmissions after elective spine surgery for degenerative conditions among US Medicare beneficiaries. (Wang MC, Shivakoti M, Sparapani RA, Guo C, Laud PW, Nattinger AB) Spine J 2012 Oct;12(10):902-11 PMID: 23098615 SCOPUS ID: 2-s2.0-84870296222 10/27/2012       129 Citations
  • Socioeconomic and racial differences in treatment for breast cancer at a low-volume hospital. (Kong AL, Yen TW, Pezzin LE, Miao H, Sparapani RA, Laud PW, Nattinger AB) Ann Surg Oncol 2011 Oct;18(11):3220-7 PMID: 21861226 PMCID: PMC3201787 SCOPUS ID: 2-s2.0-83055194541 08/24/2011       23 Citations
  • Fracture risk and adjuvant hormonal therapy among a population-based cohort of older female breast cancer patients. (Neuner JM, Yen TW, Sparapani RA, Laud PW, Nattinger AB) Osteoporos Int 2011 Nov;22(11):2847-55 PMID: 21170643 PMCID: PMC3166362 SCOPUS ID: 2-s2.0-80755163585 12/21/2010       31 Citations
  • Socioeconomic factors associated with adjuvant hormone therapy use in older breast cancer survivors. (Yen TW, Czypinski LK, Sparapani RA, Guo C, Laud PW, Pezzin LE, Nattinger AB) Cancer 2011 Jan 15;117(2):398-405 PMID: 20824718 PMCID: PMC3010527 SCOPUS ID: 2-s2.0-78650995463 09/09/2010       19 Citations
  • Heightened attention to medical privacy: challenges for unbiased sample recruitment and a possible solution. (Nattinger AB, Pezzin LE, Sparapani RA, Neuner JM, King TK, Laud PW) Am J Epidemiol 2010 Sep 15;172(6):637-44 PMID: 20660123 PMCID: PMC3025645 SCOPUS ID: 2-s2.0-77956914255 07/28/2010       28 Citations
  • Elderly breast cancer survivors accurately self-report key treatment information. (Yen TW, Sparapani RA, Guo C, Neuner JM, Laud PW, Nattinger AB) J Am Geriatr Soc 2010 Feb;58(2):410-2 PMID: 20370882 PMCID: PMC2972547 SCOPUS ID: 2-s2.0-75749096916 04/08/2010       9 Citations
  • A contemporary, population-based study of lymphedema risk factors in older women with breast cancer. (Yen TW, Fan X, Sparapani R, Laud PW, Walker AP, Nattinger AB) Ann Surg Oncol 2009 Apr;16(4):979-88 PMID: 19194754 PMCID: PMC2729500 SCOPUS ID: 2-s2.0-62149131066 02/06/2009       77 Citations
  • Exploring the surgeon volume outcome relationship among women with breast cancer. (Nattinger AB, Laud PW, Sparapani RA, Zhang X, Neuner JM, Gilligan MA) Arch Intern Med 2007 Oct 08;167(18):1958-63 PMID: 17923595 SCOPUS ID: 2-s2.0-35348993245 10/10/2007       31 Citations
  • Racial and socioeconomic disparities in bone density testing before and after hip fracture. (Neuner JM, Zhang X, Sparapani R, Laud PW, Nattinger AB) J Gen Intern Med 2007 Sep;22(9):1239-45 PMID: 17594131 PMCID: PMC2219762 SCOPUS ID: 2-s2.0-34547850471 06/28/2007       51 Citations
  • Disparities in colon cancer screening in the Medicare population. (Ananthakrishnan AN, Schellhase KG, Sparapani RA, Laud PW, Neuner JM) Arch Intern Med 2007 Feb 12;167(3):258-64 PMID: 17296881 SCOPUS ID: 2-s2.0-33846984978 02/14/2007       113 Citations
  • Relationship between number of breast cancer operations performed and 5-year survival after treatment for early-stage breast cancer. (Gilligan MA, Neuner J, Zhang X, Sparapani R, Laud PW, Nattinger AB) Am J Public Health 2007 Mar;97(3):539-44 PMID: 17267725 PMCID: PMC1805003 SCOPUS ID: 2-s2.0-33847700092 02/03/2007       49 Citations
  • Surgeon characteristics and variations in treatment for early-stage breast cancer. (Gilligan MA, Neuner J, Sparapani R, Laud PW, Nattinger AB) Arch Surg 2007 Jan;142(1):17-22 PMID: 17224496 SCOPUS ID: 2-s2.0-33846195316 01/17/2007       45 Citations
  • Sex differences in outcomes of sinus surgery. (Mendolia-Loffredo S, Laud PW, Sparapani R, Loehrl TA, Smith TL) Laryngoscope 2006 Jul;116(7):1199-203 PMID: 16826060 SCOPUS ID: 2-s2.0-33747169086 07/11/2006       39 Citations
  • Bone density testing in older women and its association with patient age. (Neuner JM, Binkley N, Sparapani RA, Laud PW, Nattinger AB) J Am Geriatr Soc 2006 Mar;54(3):485-9 PMID: 16551317 SCOPUS ID: 2-s2.0-33644658869 03/23/2006       36 Citations
  • Effect of model of care delivery on mammography use among elderly breast cancer survivors. (Etim AE, Schellhase KG, Sparapani R, Nattinger AB) Breast Cancer Res Treat 2006 Apr;96(3):293-9 PMID: 16538537 SCOPUS ID: 2-s2.0-33645720262 03/16/2006       22 Citations
  • Erratum: Clarification note to an algorithm for the use of medicare claims data to identify women with incident breast cancer (Health Services Research (December 2004) 39, 6, 1 (1733-1750)) (Nattinger AB, Laud PW, Bajorunaite R, Sparapani RA, Freeman JL) Health Services Research February 2006;41(1):302 SCOPUS ID: 2-s2.0-33645230039 02/01/2006       5 Citations
  • Predictive factors and outcomes in endoscopic sinus surgery for chronic rhinosinusitis. (Smith TL, Mendolia-Loffredo S, Loehrl TA, Sparapani R, Laud PW, Nattinger AB) Laryngoscope 2005 Dec;115(12):2199-205 PMID: 16369166 SCOPUS ID: 2-s2.0-33644805216 12/22/2005       267 Citations
  • An algorithm for the use of Medicare claims data to identify women with incident breast cancer. (Nattinger AB, Laud PW, Bajorunaite R, Sparapani RA, Freeman JL) Health Serv Res 2004 Dec;39(6 Pt 1):1733-49 PMID: 15533184 PMCID: PMC1361095 SCOPUS ID: 2-s2.0-10044233970 11/10/2004       174 Citations
  • Decentralization of breast cancer surgery in the United States. (Neuner JM, Gilligan MA, Sparapani R, Laud PW, Haggstrom D, Nattinger AB) Cancer 2004 Sep 15;101(6):1323-9 PMID: 15368323 SCOPUS ID: 2-s2.0-4444305029 09/16/2004       35 Citations
  • Emacs Speaks Statistics: A Multiplatform, Multipackage Development Environment for Statistical Analysis (Rossini AJ, Heiberger RM, Sparapani RA, Mächler M, Hornik K) Journal of Computational and Graphical Statistics March 2004;13(1):247-261 SCOPUS ID: 2-s2.0-1842486829 03/01/2004       22 Citations
  • Misreporting of myocardial infarction end points: results of adjudication by a central clinical events committee in the PARAGON-B trial. Second Platelet IIb/IIIa Antagonist for the Reduction of Acute Coronary Syndrome Events in a Global Organization Network Trial. (Mahaffey KW, Roe MT, Dyke CK, Newby LK, Kleiman NS, Connolly P, Berdan LG, Sparapani R, Lee KL, Armstrong PW, Topol EJ, Califf RM, Harrington RA) Am Heart J 2002 Feb;143(2):242-8 PMID: 11835026 SCOPUS ID: 2-s2.0-0036480190 02/09/2002       70 Citations
  • Randomized trial of candesartan cilexetil in the treatment of patients with congestive heart failure and a history of intolerance to angiotensin-converting enzyme inhibitors. (Granger CB, Ertl G, Kuch J, Maggioni AP, McMurray J, Rouleau JL, Stevenson LW, Swedberg K, Young J, Yusuf S, Califf RM, Bart BA, Held P, Michelson EL, Sellers MA, Ohlin G, Sparapani R, Pfeffer MA) Am Heart J 2000 Apr;139(4):609-17 PMID: 10740141 SCOPUS ID: 2-s2.0-0034074905 03/31/2000       108 Citations
  • Comparison of sibrafiban with aspirin for prevention of cardiovascular events after acute coronary syndromes: a randomised trial. The SYMPHONY Investigators. Sibrafiban versus Aspirin to Yield Maximum Protection from Ischemic Heart Events Post-acute Coronary Syndromes. Lancet 2000 Jan 29;355(9201):337-45 PMID: 10665552 SCOPUS ID: 2-s2.0-0034728088 02/09/2000       276 Citations
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