Medical College of Wisconsin
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Laura Cassidy PhD

Laura Cassidy PhD


Institution: Medical College of Wisconsin
Department: Institute for Health and Society
Division: Epidemiology
Program: Administration


  • Factors associated with patients transferred from undesignated trauma centers to trauma centers. (Tarima S, Ertl A, Groner JI, Cassidy LD) J Trauma Acute Care Surg 2015 Sep;79(3):378-85 PMID: 26307869 PMCID: PMC4552076 08/27/2015
  • Does the American College of Surgeons NSQIP-Pediatric Accurately Represent Overall Patient Outcomes? (Gross ER, Christensen M, Schultz JA, Cassidy LD, Anderson Y, Arca MJ) J Am Coll Surg 2015 Oct;221(4):828-36 PMID: 26299570 08/25/2015
  • Safe and effective management of esophageal coins in children with bougienage. (Heinzerling NP, Christensen MA, Swedler R, Cassidy LD, Calkins CM, Sato TT) Surgery 2015 Oct;158(4):1065-70; discussion 1071-2 PMID: 26239181 08/05/2015
  • Tracking tympanostomy tube outcomes in pediatric patients with otitis media using an electronic database. (O'Niel MB, Cassidy LD, Link TR, Kerschner JE) Int J Pediatr Otorhinolaryngol 2015 Aug;79(8):1275-8 PMID: 26115935 06/28/2015
  • Vulnerability and chronic illness management in pediatric kidney and liver transplant recipients. (Mavis AM, Ertl A, Chapman S, Cassidy LD, Lerret SM) Prog Transplant 2015 Jun;25(2):139-46 PMID: 26107274 06/25/2015
  • The risk of volvulus in abdominal wall defects. (Abdelhafeez AH, Schultz JA, Ertl A, Cassidy LD, Wagner AJ) J Pediatr Surg 2015 Apr;50(4):570-2 PMID: 25840065 04/04/2015
  • Factors influencing successful peer-reviewed publication of original research presentations from the American Society of Pediatric Otolaryngology (ASPO). (MacKinney EC, Chun RH, Cassidy LD, Link TR, Sulman CG, Kerschner JE) Int J Pediatr Otorhinolaryngol 2015 Mar;79(3):392-7 PMID: 25604259 01/22/2015
  • The burden of musculoskeletal disease in Sierra Leone. (Elliott IS, Groen RS, Kamara TB, Ertl A, Cassidy LD, Kushner AL, Gosselin RA) Clin Orthop Relat Res 2015 Jan;473(1):380-9 PMID: 25344406 PMCID: PMC4390972 10/26/2014
  • Burns in Sierra Leone: a population-based assessment. (Wong EG, Groen RS, Kamara TB, Stewart KA, Cassidy LD, Samai M, Kushner AL, Wren SM) Burns 2014 Dec;40(8):1748-53 PMID: 24767716 04/29/2014
  • Is the Trauma Mortality Prediction Model (TMPM-ICD-9) a valid predictor of mortality in pediatric trauma patients? (Cassidy LD, Cook A, Ertl A, Gourlay D, Osler T) J Pediatr Surg 2014 Jan;49(1):189-92; discussions 192 PMID: 24439607 01/21/2014
  • Cross-sectional survey of workers exposed to aliphatic diisocyanates using detailed respiratory medical history and questions regarding accidental skin and respiratory exposures. (Hathaway JA, Molenaar DM, Cassidy LD, Feeley TM, Cummings BJ) J Occup Environ Med 2014 Jan;56(1):52-7 PMID: 24351890 12/20/2013
  • An estimate of hernia prevalence in Sierra Leone from a nationwide community survey. (Patel HD, Groen RS, Kamara TB, Samai M, Farahzad MM, Cassidy LD, Kushner AL, Wren SM) Hernia 2014 Apr;18(2):297-303 PMID: 24241327 11/19/2013
  • Risks and benefits of prophylactic cyclic parenteral nutrition in surgical neonates. (Nghiem-Rao TH, Cassidy LD, Polzin EM, Calkins CM, Arca MJ, Goday PS) Nutr Clin Pract 2013 Dec;28(6):745-52 PMID: 24107391 10/11/2013
  • Female health and family planning in Sierra Leone. (Groen RS, Solomon J, Samai M, Kamara TB, Cassidy LD, Blok L, Kushner AL, Dhanaraj M, Stekelenburg J) Obstet Gynecol 2013 Sep;122(3):525-31 PMID: 23921854 08/08/2013
  • Negative pressure wound therapy in infants and children: a single-institution experience. (Rentea RM, Somers KK, Cassidy L, Enters J, Arca MJ) J Surg Res 2013 Sep;184(1):658-64 PMID: 23768766 06/19/2013
  • Health disparities analysis of critically ill pediatric trauma patients in Milwaukee, Wisconsin. (Cassidy LD, Lambropoulos D, Enters J, Gourlay D, Farahzad M, Lal DR) J Am Coll Surg 2013 Aug;217(2):233-9 PMID: 23664140 PMCID: PMC4126201 05/15/2013
  • Nationally representative household survey of surgery and mortality in Sierra Leone. (Kwon S, Groen RS, Kamara TB, Cassidy LD, Samai M, Yambasu SE, Kushner AL) World J Surg 2013 Aug;37(8):1829-35 PMID: 23580072 04/13/2013
  • Household survey in Sierra Leone reveals high prevalence of surgical conditions in children. (Groen RS, Samai M, Petroze RT, Kamara TB, Cassidy LD, Joharifard S, Yambasu S, Nwomeh BC, Kushner AL) World J Surg 2013 Jun;37(6):1220-6 PMID: 23529099 03/27/2013
  • Traumatic injuries in developing countries: report from a nationwide cross-sectional survey of Sierra Leone. (Stewart KA, Groen RS, Kamara TB, Farahzad MM, Samai M, Cassidy LD, Kushner AL, Wren SM) JAMA Surg 2013 May;148(5):463-9 PMID: 23325317 PMCID: PMC4064369 01/18/2013
  • Initiation and use of propranolol for infantile hemangioma: report of a consensus conference. (Drolet BA, Frommelt PC, Chamlin SL, Haggstrom A, Bauman NM, Chiu YE, Chun RH, Garzon MC, Holland KE, Liberman L, MacLellan-Tobert S, Mancini AJ, Metry D, Puttgen KB, Seefeldt M, Sidbury R, Ward KM, Blei F, Baselga E, Cassidy L, Darrow DH, Joachim S, Kwon EK, Martin K, Perkins J, Siegel DH, Boucek RJ, Frieden IJ) Pediatrics 2013 Jan;131(1):128-40 PMID: 23266923 PMCID: PMC3529954 12/26/2012
  • Treatment of necrotizing enterocolitis: an American Pediatric Surgical Association Outcomes and Clinical Trials Committee systematic review. (Downard CD, Renaud E, St Peter SD, Abdullah F, Islam S, Saito JM, Blakely ML, Huang EY, Arca MJ, Cassidy L, Aspelund G, 2012 American Pediatric Surgical Association Outcomes Clinical Trials Committee) J Pediatr Surg 2012 Nov;47(11):2111-22 PMID: 23164007 11/21/2012
  • The diagnosis and management of empyema in children: a comprehensive review from the APSA Outcomes and Clinical Trials Committee. (Islam S, Calkins CM, Goldin AB, Chen C, Downard CD, Huang EY, Cassidy L, Saito J, Blakely ML, Rangel SJ, Arca MJ, Abdullah F, St Peter SD, APSA Outcomes and Clinical Trials Committee, 2011-2012) J Pediatr Surg 2012 Nov;47(11):2101-10 PMID: 23164006 11/21/2012
  • Untreated surgical conditions in Sierra Leone: a cluster randomised, cross-sectional, countrywide survey. (Groen RS, Samai M, Stewart KA, Cassidy LD, Kamara TB, Yambasu SE, Kingham TP, Kushner AL) Lancet 2012 Sep 22;380(9847):1082-7 PMID: 22898076 08/18/2012
  • Intestinal alkaline phosphatase administration in newborns is protective of gut barrier function in a neonatal necrotizing enterocolitis rat model. (Rentea RM, Liedel JL, Welak SR, Cassidy LD, Mayer AN, Pritchard KA Jr, Oldham KT, Gourlay DM) J Pediatr Surg 2012 Jun;47(6):1135-42 PMID: 22703783 06/19/2012
  • Creation and implementation of a prospective pediatric clinical outcomes registry. (Cassidy LD, Jensen JN, Durkee CT, Calkins CM, Sato T, Tassone C, Kerschner J, Theilke RJ, Mitchell ME, Hoffman GM, Oldham KT) J Registry Manag 2011;38(3):138-43 PMID: 22223056 01/10/2012
  • Exploring the environmental and genetic etiologies of congenital heart defects: the Wisconsin Pediatric Cardiac Registry. (Harris SE, Cronk C, Cassidy LD, Simpson P, Tomita-Mitchell A, Pelech AN) J Registry Manag 2011;38(1):24-9 PMID: 22097702 11/22/2011
  • Perioperative opiate requirements in children with previous opiate infusion. (Fanning JJ, Stucke AG, Christensen MA, Cassidy LD, Berens RJ) Paediatr Anaesth 2012 Mar;22(3):203-8 PMID: 22070472 11/11/2011
  • Guidelines for surveys of the American Pediatric Surgical Association. (Goldin AB, LaRiviere C, Arca MJ, Cassidy L, Abdullah F, Lee SL, Islam S, Huang EY, Downard CD, Cowles RA, Chen C, Barnhart DC, Edwards T, 2010 APSA Outcomes and Clinical Trials Committee) J Pediatr Surg 2011 Oct;46(10):2012-7 PMID: 22008342 10/20/2011
  • Reply to Letter to the Editor by Wang. (Lee SL et al.) J Pediatr Surg 2011 Apr;46(4):788 PMID: 21496562 04/19/2011
  • Initial and continued adherence with bladder cancer screening in an occupationally exposed cohort. (Cassidy LD, Marsh GM, Talbott EO, Kelsey SF) J Occup Environ Med 2011 Apr;53(4):455-60 PMID: 21407093 03/17/2011
  • Partial splenectomy for hereditary spherocytosis: a multi-institutional review. (Buesing KL, Tracy ET, Kiernan C, Pastor AC, Cassidy LD, Scott JP, Ware RE, Davidoff AM, Rescorla FJ, Langer JC, Rice HE, Oldham KT) J Pediatr Surg 2011 Jan;46(1):178-83 PMID: 21238662 01/18/2011
  • Probability of survival based on etiology of cardiopulmonary arrest in pediatric patients. (Berens RJ, Cassidy LD, Matchey J, Campbell D, Colpaert KD, Welch T, Lawson M, Peterson C, O'Flynn J, Dearth M, Tieves KS) Paediatr Anaesth 2011 Aug;21(8):834-40 PMID: 21199129 01/05/2011
  • Antibiotics and appendicitis in the pediatric population: an American Pediatric Surgical Association Outcomes and Clinical Trials Committee systematic review. (Lee SL, Islam S, Cassidy LD, Abdullah F, Arca MJ, 2010 American Pediatric Surgical Association Outcomes and Clinical Trials Committee) J Pediatr Surg 2010 Nov;45(11):2181-5 PMID: 21034941 11/03/2010
  • Research interests and funding of members of the American Pediatric Surgical Association: report from 2010 American Pediatric Surgical Association Outcomes and Clinical Trials Committee. (Arca MJ, Teitelbaum DH, St Peter SD, Cowles R, Aspelund G, Cassidy LD, Barnhart D, Abdullah F) J Pediatr Surg 2010 Oct;45(10):1983-8 PMID: 20920716 10/06/2010
  • Trends in pulmonary function and prevalence of asthma in hexamethylene diisocyanate workers during a 19-year period. (Cassidy LD, Molenaar DM, Hathaway JA, Feeley TM, Cummings BJ, Simpson P, Li SH) J Occup Environ Med 2010 Oct;52(10):988-94 PMID: 20881627 10/01/2010
  • Initial surgical and pain management outcomes after Nuss procedure. (Densmore JC, Peterson DB, Stahovic LL, Czarnecki ML, Hainsworth KR, Davies HW, Cassidy LD, Weisman SJ, Oldham KT) J Pediatr Surg 2010 Sep;45(9):1767-71 PMID: 20850618 09/21/2010
  • Is it safe to discharge intussusception patients after successful hydrostatic reduction? (Whitehouse JS, Gourlay DM, Winthrop AL, Cassidy LD, Arca MJ) J Pediatr Surg 2010 Jun;45(6):1182-6 PMID: 20620317 07/14/2010
  • More evidence confirming the safety of general anesthesia in pediatric dermatologic surgery. (Juern AM, Cassidy LD, Lyon VB) Pediatr Dermatol 2010 Jul-Aug;27(4):355-60 PMID: 20497357 05/26/2010
  • Creating a nationally representative sample of patients from trauma centers. (Goble S, Neal M, Clark DE, Nathens AB, Annest JL, Faul M, Sattin RW, Li L, Levy PS, Mann NC, Guice K, Cassidy LD, Fildes JJ) J Trauma 2009 Sep;67(3):637-42; discussion 642-4 PMID: 19741413 09/11/2009
  • Beyond feasibility: a comparison of newborns undergoing thoracoscopic and open repair of congenital diaphragmatic hernias. (Gourlay DM, Cassidy LD, Sato TT, Lal DR, Arca MJ) J Pediatr Surg 2009 Sep;44(9):1702-7 PMID: 19735811 09/09/2009
  • Pediatric disaster preparedness: the potential role of the trauma registry. (Cassidy LD) J Trauma 2009 Aug;67(2 Suppl):S172-8 PMID: 19667854 08/15/2009
  • River tree rope swing injuries. (Sorey WH, Cassidy LD, Crout J, Blount P) South Med J 2008 Jul;101(7):699-702 PMID: 18580723 06/27/2008
  • Predictability of acute radiation injury severity. (Azizova TV, Osovets SV, Day RD, Druzhinina MB, Sumina MV, Pesternikova VS, Teplyakov II, Zhang A, Kuniak M, Vasilenko EK, Wald N, Slaughter DM, Okladnikova ND, Schall LC) Health Phys 2008 Mar;94(3):255-63 PMID: 18301099 02/28/2008
  • Traumatic injury and children: a national assessment. (Guice KS, Cassidy LD, Oldham KT) J Trauma 2007 Dec;63(6 Suppl):S68-80; discussion S81-6 PMID: 18091214 12/22/2007
  • Development of a hospital-based trauma registry in Haiti: an approach for improving injury surveillance in developing and resource-poor settings. (Schultz CR, Ford HR, Cassidy LD, Shultz BL, Blanc C, King-Schultz LW, Perry HB) J Trauma 2007 Nov;63(5):1143-54 PMID: 17993964 11/13/2007
  • State trauma registries: survey and update-2004. (Guice KS, Cassidy LD, Mann NC) J Trauma 2007 Feb;62(2):424-35 PMID: 17297335 02/14/2007
  • Are statewide trauma registries comparable? Reaching for a national trauma dataset. (Mann NC, Guice K, Cassidy L, Wright D, Koury J) Acad Emerg Med 2006 Sep;13(9):946-53 PMID: 16902047 08/12/2006
  • An analysis of proctoscopy vs computed tomography scanning in the diagnosis of rectal injuries in children: which is better? (Leaphart CL, Danko M, Cassidy L, Gaines B, Hackam DJ) J Pediatr Surg 2006 Apr;41(4):700-3; discussion 700-3 PMID: 16567179 03/29/2006
  • Basic concepts of statistical analysis for surgical research. (Cassidy LD) J Surg Res 2005 Oct;128(2):199-206 PMID: 16140341 09/06/2005
  • Serum neuron-specific enolase, S100B, and myelin basic protein concentrations after inflicted and noninflicted traumatic brain injury in children. (Berger RP, Adelson PD, Pierce MC, Dulani T, Cassidy LD, Kochanek PM) J Neurosurg 2005 Jul;103(1 Suppl):61-8 PMID: 16122007 08/27/2005
  • Statistical power and estimation of the number of required subjects for a study based on the t-test: a surgeon's primer. (Livingston EH, Cassidy L) J Surg Res 2005 Jun 15;126(2):149-59 PMID: 15919413 05/28/2005
  • Phase II clinical trial of moderate hypothermia after severe traumatic brain injury in children. (Adelson PD, Ragheb J, Kanev P, Brockmeyer D, Beers SR, Brown SD, Cassidy LD, Chang Y, Levin H) Neurosurgery 2005 Apr;56(4):740-54; discussion 740-54 PMID: 15792513 03/29/2005
  • Out-of-hospital endotracheal intubation and outcome after traumatic brain injury. (Wang HE, Peitzman AB, Cassidy LD, Adelson PD, Yealy DM) Ann Emerg Med 2004 Nov;44(5):439-50 PMID: 15520702 11/03/2004
  • Factors influencing survival in newborns with congenital diaphragmatic hernia: the relative role of timing of surgery. (Rozmiarek AJ, Qureshi FG, Cassidy L, Ford HR, Hackam DJ) J Pediatr Surg 2004 Jun;39(6):821-4; discussion 821-4 PMID: 15185204 06/09/2004
  • How low can you go? Effectiveness and safety of extracorporeal membrane oxygenation in low-birth-weight neonates. (Rozmiarek AJ, Qureshi FG, Cassidy L, Ford HR, Gaines BA, Rycus P, Hackam DJ) J Pediatr Surg 2004 Jun;39(6):845-7 PMID: 15185209 06/09/2004
  • Pharyngeal cancer mortality among chemical plant workers exposed to formaldehyde. (Marsh GM, Youk AO, Buchanich JM, Cassidy LD, Lucas LJ, Esmen NA, Gathuru IM) Toxicol Ind Health 2002 Jul;18(6):257-68 PMID: 14992463 03/03/2004
  • All-terrain vehicle rules and regulations: impact on pediatric mortality. (Upperman JS, Shultz B, Gaines BA, Hackam D, Cassidy LD, Ford HR, Helmkemp J) J Pediatr Surg 2003 Sep;38(9):1284-6 PMID: 14523807 10/03/2003
  • The Drake Health Registry Study: cause-specific mortality experience of workers potentially exposed to beta-naphthylamine. (Cassidy LD, Youk AO, Marsh GM) Am J Ind Med 2003 Sep;44(3):282-90 PMID: 12929148 08/21/2003
  • Development of a novel method to predict disability after head trauma in children. (Cassidy LD, Potoka DA, Adelson PD, Ford HR) J Pediatr Surg 2003 Mar;38(3):482-5 PMID: 12632372 03/13/2003
  • Transcellular transport is not required for transmucosal bacterial passage across the intestinal membrane ex vivo. (Nadler EP, Go LL, Beer-Stolz D, Watkins SC, Schall LC, Boyle P, Ford HR) Surg Infect (Larchmt) 2000;1(4):265-72 PMID: 12594882 02/22/2003
  • The Drake Health Registry Study: findings from fifteen years of continuous bladder cancer screening. (Marsh GM, Cassidy LD) Am J Ind Med 2003 Feb;43(2):142-8 PMID: 12541268 01/24/2003
  • Bladder cancer among chemical workers exposed to nitrogen products and other substances. (Marsh GM, Gula MJ, Youk AO, Cassidy LD) Am J Ind Med 2002 Oct;42(4):286-95 PMID: 12271476 09/25/2002
  • Methodology to improve data quality from chart review in the managed care setting. (Cassidy LD, Marsh GM, Holleran MK, Ruhl LS) Am J Manag Care 2002 Sep;8(9):787-93 PMID: 12234019 09/18/2002
  • Long-term follow-up of patients with necrotizing enterocolitis. (Stanford A, Upperman JS, Boyle P, Schall L, Ojimba JI, Ford HR) J Pediatr Surg 2002 Jul;37(7):1048-1050; discussion 1048-1050 PMID: 12077769 06/22/2002
  • Falling televisions: The hidden danger for children. (Scheidler MG, Shultz BL, Schall L, Vyas A, Barksdale EM Jr) J Pediatr Surg 2002 Apr;37(4):572-5 PMID: 11912513 03/26/2002
  • Risk factors for splenectomy in children with blunt splenic trauma. (Potoka DA, Schall LC, Ford HR) J Pediatr Surg 2002 Mar;37(3):294-9 PMID: 11877637 03/06/2002
  • Utility of radiographic hepatic injury grade in predicting outcome for children after blunt abdominal trauma. (Hackam DJ, Potoka D, Meza M, Pollock A, Gardner M, Abrams P, Upperman J, Schall L, Ford H) J Pediatr Surg 2002 Mar;37(3):386-9 PMID: 11877653 03/06/2002
  • A new method for estimating probability of survival in pediatric patients using revised TRISS methodology based on age-adjusted weights. (Schall LC, Potoka DA, Ford HR) J Trauma 2002 Feb;52(2):235-41 PMID: 11834981 02/09/2002
  • Conservative treatment of carpal tunnel syndrome: an outcome study of adjunct exercises. (Seradge H, Parker W, Baer C, Mayfield K, Schall L) J Okla State Med Assoc 2002 Jan;95(1):7-14 PMID: 11799804 01/22/2002
  • Improved functional outcome for severely injured children treated at pediatric trauma centers. (Potoka DA, Schall LC, Ford HR) J Trauma 2001 Nov;51(5):824-32; discussion 832-4 PMID: 11706326 11/14/2001
  • Intestinal cytokine gene expression in infants with acute necrotizing enterocolitis: interleukin-11 mRNA expression inversely correlates with extent of disease. (Nadler EP, Stanford A, Zhang XR, Schall LC, Alber SM, Watkins SC, Ford HR) J Pediatr Surg 2001 Aug;36(8):1122-9 PMID: 11479840 08/02/2001
  • Nitric oxide induces murine thymocyte apoptosis by oxidative injury and a p53-dependent mechanism. (Gordon SA, Abou-Jaoude W, Hoffman RA, McCarthy SA, Kim YM, Zhou X, Zhang XR, Simmons RL, Chen Y, Schall L, Ford HR) J Leukoc Biol 2001 Jul;70(1):87-95 PMID: 11435490 07/04/2001
  • Utilizing multiple vital status tracing services optimizes mortality follow-up in large cohort studies. (Schall LC, Buchanich JM, Marsh GM, Bittner GM) Ann Epidemiol 2001 Jul;11(5):292-6 PMID: 11399442 06/12/2001
  • Development of a novel age-specific pediatric trauma score. (Potoka DA, Schall LC, Ford HR) J Pediatr Surg 2001 Jan;36(1):106-12 PMID: 11150447 01/11/2001
  • Risk factors and predictors of mortality in children after ejection from motor vehicle crashes. (Scheidler MG, Shultz BL, Schall L, Ford HR) J Trauma 2000 Nov;49(5):864-8 PMID: 11086777 11/22/2000
  • Mechanisms of blunt perineal injury in female pediatric patients. (Scheidler MG, Schultz BL, Schall L, Ford HR) J Pediatr Surg 2000 Sep;35(9):1317-9 PMID: 10999687 09/22/2000
  • Impact of pediatric trauma centers on mortality in a statewide system. (Potoka DA, Schall LC, Gardner MJ, Stafford PW, Peitzman AB, Ford HR) J Trauma 2000 Aug;49(2):237-45 PMID: 10963534 08/30/2000
  • Early functional outcome in children with pelvic fractures. (Upperman JS, Gardner M, Gaines B, Schall L, Ford HR) J Pediatr Surg 2000 Jun;35(6):1002-5 PMID: 10873054 06/29/2000
  • Management of blunt pancreatic injury in children. (Nadler EP, Gardner M, Schall LC, Lynch JM, Ford HR) J Trauma 1999 Dec;47(6):1098-103 PMID: 10608540 12/23/1999
  • Mortality among chemical plant workers exposed to acrylonitrile and other substances. (Marsh GM, Gula MJ, Youk AO, Schall LC) Am J Ind Med 1999 Oct;36(4):423-36 PMID: 10470007 09/02/1999
  • Mortality patterns among workers exposed to acrylamide: 1994 follow up. (Marsh GM, Lucas LJ, Youk AO, Schall LC) Occup Environ Med 1999 Mar;56(3):181-90 PMID: 10448327 PMCID: PMC1757707 08/17/1999
  • Identification and case management in an HMO of patients at risk of preterm labor. (Lear D, Schall LC, Marsh GM, Liu KS, Yao Y) Am J Manag Care 1998 Jun;4(6):865-71 PMID: 10181072 05/07/1998
  • A two-stage protocol for verifying vital status in large historical cohort studies. (Schall LC, Marsh GM, Henderson VL) J Occup Environ Med 1997 Nov;39(11):1097-102 PMID: 9383720 01/10/1998
  • Single rope tree swing injuries among children. (Albanese CT, Gardner MJ, Adkins MA, Schall L, Lynch JM) Pediatrics 1997 Apr;99(4):548-50 PMID: 9093296 04/01/1997
  • Last update: 10/26/2015