Publications

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Listed below are selected peer-reviewed publications by Center investigators sorted by date.

  1. Silber JH, Rosenbaum PR, Calhoun SR, Reiter JG, Hill AS, Guevara JP, Zorc JJ, Even-Shoshan O. Racial Disparities in Medicaid Asthma Hospitalizations. Pediatrics, 2017 Jan; 139(1). PubMed

  2. Silber JH, Rosenbaum PR, Wang W, Calhoun SR, Reiter JG, Even-Shoshan O, Greeley WJ. Practice Style Variation in Medicaid and Non-Medicaid Children With Complex Chronic Conditions Undergoing Surgery. Annals of Surgery. 2016 November [Epub ahead of print]. PubMed

  3. Silber JH, Rosenbaum PR, Wang W, Calhoun S, Guevara JP, Zorc JJ, Even-Shoshan O. Practice Patterns in Medicaid and Non-Medicaid Asthma Admissions. Pediatrics, 2016 Jul. PubMed

  4. Silber JH, Rosenbaum PR, Wang W, Ludwig JM, Calhoun S, Guevara JP, Zorc JJ, Zeigler A, Even-Shoshan O. Auditing Practice Style Variation in Pediatric Inpatient Asthma Care. JAMA Pediatrics, 2016 Jul. PubMed

  5. Silber JH, Rosenbaum PR, McHugh MD, Ludwig JM, Smith HL, Niknam BA, Even-Shoshan O, Fleisher LA, Kelz RR, Aiken LH. Comparison of the Value of Nursing Work Environments in Hospitals Across Different Levels of Patient Risk. JAMA Surgery, 2016 Jun; 151(6): 527. PubMed

  6. Silber JH, Satopää VA, Mukherjee N, Rockova V, Wang W, Hill AS, Even-Shoshan O, Rosenbaum PR, George EI. Improving Medicare's Hospital Compare Mortality Model. Health Services Research, 2016 Jun; 51(S2): 1229–1247. PubMed

  7. Harhay MN, Hill AS, Wang W, Even-Shoshan O, Mussell AS, Bloom RD, Feldman HI, Karlawish JH, Silber JH, Reese PP. Measures of Global Health Status on Dialysis Signal Early Rehospitalization Risk After Kidney Transplantation. PloS one, 2016 Jun; 11(6): 1-20. PubMed

  8. Silber JH, Rosenbaum PR, Ross RN, Ludwig JM, Wang W, Niknam BA, Hill AS, Even-Shoshan O, Kelz RR, Fleisher LA. Indirect Standardization Matching: Assessing Specific Advantage and Risk Synergy. Health Services Research, 2016 Feb. PubMed

  9. D'Agostino JA, Passarella M, Saynisch P, Martin AE, Macheras M, Lorch SA. Preterm Infant Attendance at Health Supervision Visits. Pediatrics, 2015 Oct; 136(4): e794-802. PubMed

  10. Silber JH, Rosenbaum PR, Kelz RR, Gaskin DJ, Ludwig JM, Ross RN, Niknam BA, Hill A, Wang M, Even-Shoshan O, Fleisher LA. Examining Causes of Racial Disparities in General Surgical Mortality: Hospital Quality Versus Patient Risk. Med Care, 2015 Jul; 53(7): 619-629. PubMed

  11. Jensen EA, Lorch SA. Effects of a Birth Hospital's Neonatal Intensive Care Unit Level and Annual Volume of Very Low-Birth-Weight Infant Deliveries on Morbidity and Mortality. JAMA Pediatr, 2015 Aug; 169(8): e151906. PubMed

  12. Tucker Edmonds B, McKenzie F, Macheras M, Srinivas SK, Lorch SA. Morbidity and mortality associated with mode of delivery for breech periviable deliveries. Am J Obstet Gynecol, 2015 Jul;213(1):70.e1-70.e12. PubMed

  13. Lorch SA. The importance of understanding hospital and country-specific case-mix for neonatal patients. J Pediatr (Rio J), 2015 May-Jun; 91(3):207-9. PubMed

  14. Pimentel SD, Kelz RR, Silber JH, Rosenbaum PR. Large, sparse optimal matching with refined covariate balance in an observational study of the health outcomes produced by new surgeons. J Am Stat Assoc, 2015 Apr; 110(510):515-527. PubMed

  15. Murthy K, Macheras M, Grobman WA, Lorch SA. Hospital of Delivery and the Racial Differences in Late Preterm and Early-Term Labor Induction. Am J Perinatol, 2015 Mar. PubMed

  16. Lorch SA. The clinical and policy implications of new measures of premature infant growth. Pediatrics, 2015 Mar;135(3):e703-4. PubMed

  17. Yang F, Zubizarreta JR, Small DS, Lorch S, Rosenbaum PR. Dissonant Conclusions When Testing the Validity of an Instrumental Variable. Am Stat, 2014; 68(4):253-263.

  18. Lorch SA, Martin AE, Ranade R, Srinivas SK, Grande, D. Lessons For Providers And Hospitals From Philadelphia’s Obstetric Services Closures And Consolidations, 1997–2012. 2014 Health Aff (Millwood), 33(12), 2162-2169. PubMed

  19. Silber JH, Rosenbaum PR, Ross RN, Niknam BA, Ludwig JM, Wang W, Clark AS, Fox KR, Wang M, Even-Shoshan O, Giantonio BJ. Racial disparities in colon cancer survival. A matched cohort study. Ann Intern Med, 2014 Dec; 161(12): 845-54. PubMed

  20. Lorch SA, Passarella M, Zeigler A. Challenges to Measuring Variation in Readmission Rates of Neonatal Intensive Care Patients. Acad Pediatr, 2014 14(5), S47-S53. PubMed

  21. Nakamura MM, Toomey SL, Zaslavsky AM, Berry JG, Lorch SA, Jha AK, Schuster, MA. Measuring Pediatric Hospital Readmission Rates to Drive Quality Improvement. Acad Pediatr, 2014 14(5), S39-S46. PubMed

  22. Pati S, Wong AT, Calixte RE, Ludwig J, Zeigler, A, Localio, AR, Silber, JH. Medicaid and CHIP Retention Among Children in 12 States. Acad Pediatr, 2014 Nov; 22: S1876-2859. PubMed

  23. Patel MS, Volpp KG, Small DS, Hill AS, Even-Shoshan O, Rosenbaum L, Silber, JH. Association of the 2011 ACGME Resident Duty Hour Reforms With Mortality and Readmissions Among Hospitalized Medicare Patients. JAMA, 2014; 312(22), 2364-2373. PubMed

  24. Forrest CB, and Silber JH. Concept and measurement of pediatric value. Acad Pediatr, Sep-Oct 2014; 14(5), S33-S38. PubMed

  25. Silber JH, Rosenbaum PR, Ross, RN, Ludwig JM, Wang W, Niknam BA, Saynisch PA, Even-Shoshan O, Kelz RR, Fleisher LA. Template matching for auditing hospital cost and quality. Health Serv Res, 2014 Oct; 49(5), 1446-1474. PubMed

  26. Silber JH, Rosenbaum PR, Ross RN, Ludwig JM, Wang W, Niknam BA, Fleisher LA. A Hospital‐Specific Template for Benchmarking its Cost and Quality. Health Serv Res, 2014 Oct; 49(5), 1475-1497. PubMed

  27. Kozhimannil K, Macheras M, Lorch SA. Trends in childbirth before 39 weeks' gestation without medical indication. Med Care, 2014 Jul; 52(7):649-57. PubMed

  28. Wang W. Linear mixed function‐on‐function regression models. Biometrics, 2014 Dec;70(4), 794-801. PubMed

  29. Neuman M, Rosenbaum PR, Ludwig JM, Zubizaretta JR, Silber JH. Anesthesia technique, mortality, and length of stay after hip fracture surgery.  JAMA, 2014 June 25; 311(24):2509-17. PubMed

  30. Neuman MD, Silber JH, Magaziner JS, Passarella MA, Mehta S, Werner, RM. Survival and functional outcomes after hip fracture among nursing home residents. JAMA Intern Med, 2014 Aug; 174(8), 1273-1280. PubMed

  31. Yang F, Lorch SA, Small DS. Estimation of causal effects using instrumental variables with nonignorable missing covariates: Application to effect of type of delivery NICU on premature infants. Ann Appl Stat, 2014; 8(1):48-73.

  32. Guo Z, Cheng J, Lorch SA, Small DS. Using an instrumental variable to test for unmeasured confounding. Stat Med, 2014 Sep; 33(20), 3528-3546. PubMed

  33. Patrick S, Kaplan H, Passarella M, Davis M, Lorch SA. Variation in treatment of neonatal abstinence syndrome in US children’s hospitals, 2004-2011. J Perinatol, 2014 Nov; 34(11), 867-872. PubMed

  34. Enlow E, Herbert SL, Jovel IJ, Lorch SA, Anderson C, Chamberlain LJ. Neonatal intensive care unit to home: the transition from parent and pediatrician perspectives, a prospective cohort study. J Perinatol, 2014 Oct; 34, 761-766. PubMed

  35. Liu Y, Traskin M, Lorch SA, George EI, Small D. Ensemble of trees approaches to risk adjustment for evaluating a hospital's performance. Health Care Manag Sci. 2014 Apr 29. [Epub ahead of print] PubMed

  36. Tucker Edmonds B, Ahlberg C, McPherson K, Srinivas S, Lorch S. Predictors and adverse pregnancy outcomes associated with antepartum discharge against medical advice. Matern Child Health J. 2014; 18(3):640-647. PubMed

  37. Guevara JP, Moon J, Hines EM, Fremont E, Wong A, Forrest CB, Silber JH, Pati S. Continuity of public insurance coverage: A systematic review of the literature. Med Care Res Rev. 2014; 71(2):115-137. PubMed

  38. Silber JH, Romano PS, Itani KM, Rosen AK, Small D, Lipner RS, Bosk CL, Wang Y, Halenar MJ, Korovaichuk S, Even-Shoshan O, Volpp KG. Assessing the effects of the 2003 resident duty hours reform on internal medicine board scores. Acad Med. 2014 Apr; 89(4):644-51. PubMed

  39. Srinivas SK, Fager C, Lorch SA. Variations in postdelivery infection and thrombosis by hospital teaching status. Am J Obstet Gynecol. 2013; 209(6):567. PubMed

  40. Ray KN, Lorch SA. Hospitalization of early preterm, late preterm, and term infants during the first year of life by gestational age. Hosp Pediatr. 2013; 3(3):194-203. PubMed

  41. Silber JH, Rosenbaum PR, Clark AS, Giantonio BJ, Ross RN, Teng Y, Wang M, Niknam BA, Ludwig JM, Wang W, Even-Shoshan O, Fox KR. Characteristics associated with differences in survival among black and white women with breast cancer. JAMA. 2013; 310:389-397. PubMed

  42. Goyal N, Zubizaretta JR, Small DS, Lorch SA. Length of stay and readmission among late preterm infants: An instrumental variable approach. Hosp Pediatr. 2013; 3(1):7-15. PubMed

  43. Helstrom AW, Ingram E, Wang W, Small D, Klaus J, Oslin D. (2014). Treating heavy drinking in primary care practices: Evaluation of a telephone-based intervention program. Addictive Disorders & Their Treatment, 13(3), 101-109.

  44. Silber JH, Rosenbaum PR, Ross RN, Even-Shoshan O, Kelz RR, Neuman MD, Reinke CE, Ludwig JM, Kyle FA, Bratzler DW, Fleisher LA. Racial disparities in operative procedure time: The influence of obesity. Anesthesiology. 2013; 119:43-51. PubMed 

  45. Kelz RR, Reinke CE, Zubizarreta JR, Wang M, Saynisch P, Even-Shoshan O,  Reese PP, Fleisher LA, Silber JH.  Acute kidney injury, renal function, and the elderly obese surgical patient: A matched case-control study. Ann Surg. 2013; 258:359-363. PubMed

  46. Tubbs-Cooley HL, Cimiotti JP, Silber JH, Sloane DM, Aiken LK.  An observational study of nurse staffing ratios and hospital readmission among children admitted for common conditions. BMJ Qual Saf. 2013; 22(9):735-742. PubMed

  47. Volpp KG, Small DS, Romano  PS, Itani  KMF, Rosen AK, Even-Shoshan O, Wang Y, Bellini L, Halenar MJ, Korovaichuk S, Zhu J, Silber JH. Teaching hospital five-year mortality trends in the wake of duty hour reforms. J Gen Intern Med. 2013; 28:1048-1055. PubMed 

  48. Navathe AS, Silber JH, Zhu J, Volpp KG. Does admission to a teaching hospital affect acute myocardial infarction survival? Acad Med. 2013; 88(4):475-482. PubMed

  49. Rosenbaum PR and Silber JH. Using the exterior match to compare two entwined matched control groups. Am Stat. 2013; 67:67-75.

  50. Lorch SA, Srinivas SK, Ahlberg C, Small DS. The impact of obstetric unit closures on maternal and infant pregnancy outcomes. Health Serv Res. 2013; 48(2 Pt 1):455-475. PubMed

  51. Wang W. Identifiability of linear mixed effects models. Electronic Journal of Statistics. 2013; 7:244-263.

  52. Navathe AS, Silber JH, Small DS, Rosen AK, Romano PS, Even-Shoshan O, Wang Y, Zhu J, Halenar MJ, Volpp KG. Teaching hospital financial status and patient outcomes following ACGME duty hour reform. Health Serv Res. 2013; 48:476-498. PubMed

  53. Traskin M, Wang W, Ten Have TR, Small DS. Efficient estimation of the attributable fraction when there are monotonicity constraints and interactions. Biostatistics. 2013; 14(1):173-188.

  54. Zubizarreta, JR,Neuman MD, Silber JH, Rosenbaum PR. Contrasting evidence within and between institutions that supply treatment in an observational study of alternative forms of anesthesia. J Am Stat Assoc. 2012; 107:901-915.

  55. Reinke CE, Kelz RR, Zubizarreta JR, Mi L, Saynisch P, Kyle FA, Even-Shoshan O, Fleisher LA, Silber JH. Obesity and readmission in elderly surgical patients. Surgery. 2012;152(3):355-62. PubMed

  56. Neuman MD, Silber JH, Elkassabany NM, Ludwig JM, Fleisher LA. Comparative effectiveness of regional versus general anesthesia for hip fracture surgery in adults. Anesthesiology. 2012;117(1):72-92. PubMed

  57. Ray KN, Lorch SA. Hospitalization of rural and urban infants during the first year of life. Pediatrics. 2012; 130(6):1084-93. PubMed

  58. Wang W, Small D. A comparative study of parametric and nonparametric estimates of the attributable fraction for a semi-continuous exposure. Int J Biostat. 2012; 8(1):32. PubMed

  59. Shea JA, Weissman A, McKinney S, Silber JH, Volpp KG. Internal medicine trainees' views of training adequacy and duty hours restrictions in 2009. Acad Med. 2012;87(7):889-94. PubMed

  60. Yang D, Small DS, Silber JH, Rosenbaum PR. Optimal matching with minimal deviation from fine balance in a study of obesity and surgical outcomes. Biometrics. 2012;68(2):628-36. PubMed

  61. Lorch SA, Srinivas SK, Ahlberg C, Small DS. The impact of obstetric unit closures on maternal and infant pregnancy outcomes. Health Serv Res. 2013; 48(2 Pt 1):455-475. PubMed

  62. Silber JH, Rosenbaum PR, Kelz RR, Reinke CE, Neuman MD, Ross RN, Even-Shoshan O, David G, Saynisch PA, Kyle FA, Bratzler DW, Fleischer LA. Medical and financial risks associated with surgery in the elderly obese. Ann Surg. 2012; 256(1):79-86.  PubMed

  63. Goyal NK, Fiks AG, Lorch SA. Persistence of underweight status among late preterm infants . Arch Pediatr Adolesc Med. 2012; 166(5):424-30. PubMed

  64. Lorch SA Baiocchi M, Ahlberg CE, Small DS. The differential impact of delivery hospital on the outcomes of premature infants. Pediatrics. 2012; 130(2):270-8. PubMed

  65. Lorch SA, Kroelinger CD, Ahlberg C, Barfield WD. Factors that mediate racial/ethnic disparities in fetal death rates: United States. Am J Pub Health. 2012; 102(10):1902-10. PubMed

  66. Srinivas SK, Lorch SA. The laborist model of obstetric care: we need more evidence. Am J Obstet Gynecol. 2012; 207(1):30-5. PubMed

  67. Lorch SA, Maheshwari P, Even-Shoshan O. The impact of certificate of need programs on neonatal intensive care units. J Perinatol. 2012; 32:39-44. PubMed (Selected for "Editor's Choice" by the e-Journal of Neonatology)  

  68. Pati S, Lorch SA, Lee GE, Sheffler-Collins S, Shah SS. Health insurance and length of stay for children hospitalized with community-acquired pneumonia. J Hosp Med. 2012; 7(4):304-10. PubMed

  69. Dennis EF, Webb DA, Lorch SA, Mathew L, Bloch JR, Culhane JF. Subjective social status and maternal health in a low income urban population. Matern Child Health J. 2012; 16(4):834-43. PubMed

  70. DeMauro SB, Abbasi S, Lorch S. The impact of feeding interval on feeding outcomes in very low birth-weight infants. J Perinatol, 2011; 31(7), 481-486. PubMed

  71. Silber JH, Rosenbaum PR, Even-Shoshan O, Mi L, Kyle F, Teng Y, Bratzler DW, Fleisher LA. Estimating anesthesia time using the Medicare claim: A validation study. Anesthesiology. 2011; 115:322-333. PubMed.

  72. Zubizarreta JR, Reinke CE, Kelz RR, Silber JH, Rosenbaum PR. Matching for several sparse nominal variables in a case-control study of readmission following surgery. Am Stat.2011; 65(4):229-238.

  73. Shah SS, Aronson PL, Mohamad Z, Lorch SA. Delayed acyclovir therapy and death among neonates with herpes simplex virus infection. Pediatrics. 2011;128(6):1153-60. PubMed  

  74. Goyal NK, Fiks AG, Lorch SA. Association of late-preterm birth with asthma in young children: practice-based study. Pediatrics. 2011; 128(4):e830-8. PubMed

  75. Goyal NK, Fager C, Lorch SA. Adherence to discharge guidelines for late-preterm newborns. Pediatrics. 2011; 128(1):62-71. PubMed

  76. Rosenbaum PR. A new u-statistic with superior design sensitivity in matched observational studies. Biometrics. 2011; 67(3):1017-27. PubMed

  77. Tucker Edmonds B, Srinivas S, Fager C, Lorch S. Predictors of cesarean delivery for periviable neonates. Obstet Gynecol. 2011; 118:49-56. PubMed

  78. Lorch SA, Srinivasan L, Escobar GJ. Epidemiology of apnea and bradycardia resolution in premature infants. Pediatrics. 2011; 128:62-71. PubMed

  79. Kaplan HC, Lorch SA, Pinto-Martin J, Putt M, Silber JH: Assessment of surfactant use in preterm infants as a marker of neonatal intensive care unit quality. BMC Health Serv Res. 2011; 11:22. PubMed

  80. Armstrong K, Randall TC, Polsky D, Moye E, Silber JH. Racial differences in surgeons and hospitals for endometrial cancer treatment. Med Care. 2011;49(2):207-14. PubMed

  81. Press MJ, Silber JH, Rosen AK, Romano PS, Itani KM, Zhu J, Wang Y, Even-Shoshan O, Halenar MJ, Volpp KG. The impact of resident duty hour reform on hospital readmission rates among Medicare beneficiaries. J Gen Intern Med. 2011;26(4):405-11. PubMed

  82. Volpp KG, Friedman W, Romano PS, Rosen A, Silber JH. Residency training at a crossroads: duty-hour standards. 2010. Ann Intern Med. 2010;153(12):826-8. PubMed

  83. Neuman MD, David G, Silber JH, Schwartz JS, Fleisher LA. Changing access to emergency care for patients undergoing outpatient procedures at ambulatory surgery centers: evidence from Florida. Med Care Res Rev. 2011; 68(2):247-58. PubMed

  84. Dukhovny D, Lorch SA, Schmidt B, Doyle LW, Kok JH, Roberts RS, Kamholz KL, Wang N, Mao W, Zupancic JA; Caffeine for Apnea of Prematurity Trial Group. Economic evaluation of caffeine for apnea of prematurity. Pediatrics. 2011; 127(1):e146-55. PubMed

  85. Kaestner R, Silber JH: Evidence on the efficacy of inpatient spending on medical patients. Milbank Q. 2010; 88:560-594. PubMed (AcademyHealth Article-of-the-Year)

  86. Silber JH, Kaestner R, Even-Shoshan O, Wang Y, Bressler LJ: Aggressive treatment style and surgical outcomes. Health Serv Res. 2010; 45:1872-1892. PubMed (AcademyHealth Article-of-the-Year)

  87. Silber JH, Rosenbaum PR, Brachet TJ, Ross RN, Bressler LJ, Even-Shoshan O, Lorch SA, Volpp KG. The Hospital Compare Mortality Model and the Volume-Outcome Relationship. Health Serv Res. 2010;45(5 Pt 1):1148-67. PubMed

  88. Srinivas SK, Fager C, Lorch SA. Evaluating risk-adjusted cesarean delivery rate as a measure of obstetric quality. Obstet Gynecol. 2010; 115(5):1007-13. PubMed

  89. Neuman MD, Fleisher LA, Even-Shoshan O, Mi L, Silber JH: Non-Operative Care for Hip fracture in the elderly: The influence of race, income, and comorbidities. Med Care. 2010; 48(4):314-20. PubMed

  90. Glickman SW, Kit Delgado M, Hirshon JM, Hollander JE, Iwashyna TJ, Jacobs AK, Kilaru AS, Lorch SA, Mutter RL, Myers SR, Owens PL, Phelan MP, Pines JM, Seymour CW, Ewen Wang N, Branas CC; 2010 Academic emergency medicine consensus conference Beyond regionalization: Intergrated networks of emergency care. Defining and measuring successful emergency care networks: a research agenda. Acad Emerg Med. 2010; 17(12):1297-305. PubMed

  91. Lorch SA, Myers S, Carr B. The regionalization of pediatric health care. Pediatrics. 2010; 126(6):1182-90. PubMed

  92. Ray KN, Escobar GJ, Lorch SA. Premature infants born to adolescent mothers: health care utilization after initial discharge. Acad Pediatr. 2010; 10(5):302-8. PubMed

  93. Lee GE, Lorch SA, Sheffler-Collins S, Kronman MP, Shah SS. National hospitalization trends for pediatric pneumonia and associated complications. Pediatrics. 2010; 126(2):204-13. PubMed

  94. Friese CR, Earle CC, Silber JH, Aiken LH: Hospital characteristics, clinical severity, and outcomes for surgical oncology patients. Surgery. 2010; 147(5):602-9 PubMed

  95. Lorch SA, Baiocchi M, Silber JH, Even-Shoshan O, Escobar GJ, Small DS. The role of outpatient facilities in explaining variations in risk-adjusted readmission rates between hospitals. Health Serv Res. 2010;45(1):24-41. PubMed

  96. Lorch SA, Millman AM, Shah SS. Impact of congenital anomalies and treatment location on clinical outcomes and health resource use in infants hospitalized with herpes simplex virus. J Hosp Med. 2010;5(3):154-9. PubMed

  97. Rosenbaum PR and Silber JH: Amplification of sensitivity analysis in matched observational studies. J Amer Stat Assoc. 2009; 104(488):1398-1405. PubMed

  98. Silber JH, Rosenbaum PR, Rosen AK, Romano PS, Itani KMF, Cen L, Mi L, Halenar MJ, Even-Shoshan O, Volpp KG: Prolonged hospital stay and the resident duty hour rules of 2003. Med Care. 2009; 47:1-11. PubMed.

  99. Prasad M, Iwashyna TJ, Christie JD, Kramer AA, Silber JH, Volpp KG, Kahn JM. Effect of work-hours regulations on intensive care unit mortality in United States teaching hospitals. Crit Care Med. 2009;37(9):2564-9. PubMed

  100. Rosen AK, Loveland SA, Romano PS, Itani KM, Silber JH, Even-Shoshan O, Halenar MJ, Teng Y, Zhu J, Volpp KG. Effects of resident duty hour reform on surgical and procedural patient safety indicators among hospitalized Veterans Health Administration and Medicare patients. Med Care. 2009;47(7):723-31. PubMed

  101. Volpp KG, Rosen AK, Rosenbaum PR, Romano PS, Itani KM, Bellini L, Even-Shoshan O, Cen L, Wang Y, Halenar MJ, Silber JH. Did Duty Hour Reform Lead to Better Outcomes Among the Highest Risk Patients? Journal of General Internal Medicine. 2009; 24(10):1149-55. PubMed

  102. Lorch SA, Wade KC, Bakewell-Sachs S, Medoff-Cooper B, Silber JH, Escobar GJ. Antibiotic Use in Premature Infants After Discharge From the Neonatal Intensive Care Unit. Clinical Pediatrics. 2010; 49(3):249-57. PubMed

  103. Silber JH, Lorch SA, Rosenbaum PR, Medoff-Cooper B, Bakewell-Sachs S, Millman A, Mi L, Even-Shoshan O, Escobar GJ. Time to send the preemie home? Additional maturity at discharge and subsequent healthcare costs and outcomes. Health Services Research. 2009; 44:444-463. PubMed

  104. Small DS, Rosenbaum PR. Error-Free Milestones in Error Prone Measurements. Ann Appl Stat. 2009;3(3):881-901. PubMed

  105. Lorch SA, Silber JH, Even-Shoshan O, Millman A. Use of Prolonged Travel to Improve Pediatric Risk Adjustment Models. Health Services Research. 2009; 44:519-541. PubMed

  106. Bakewell-Sachs S, Medoff-Cooper B, Escobar GJ, Silber JH, Lorch SA. Infant functional status: The timing of physiologic maturation of premature infants. Pediatrics. 2009; 123(5):e878-86. PubMed

  107. Putt M, Long JA, Montagnet C, Silber JH, Chang VW, Kaijun Liao, Schwartz JS, Pollack CE, Wong YN, Armstrong K. Racial differences in the impact of comorbidities on survival among elderly men with prostate cancer. Med Care Res Rev. 2009; 66(4):409-35. PubMed

  108. Silber JH, Rosenbaum PR, Romano PS, Rosen AK, Wang Y, Teng Y, Halenar MJ, Even-Shoshan O, Volpp KG. Hospital Teaching Intensity, Patient Race, and Surgical Outcomes. Archives of Surgery. 2009;144(2):113-20; discussion 121. PubMed

  109. Feudtner C, Hexem KR, Shabbout M, Feinstein JA, Sochalski J, Silber JH. Prediction of pediatric death in the year after hospitalization: a population-level retrospective cohort study. J Palliat Med. 2009;12(2):160-9. PubMed

  110. Brachet T, David G. "Economies of Scale" in Ross Mullner, ed., Encyclopedia of Health Services Research, SAGE Publications, 2009.

  111. Carr BG, Brachet T, David G, Duseja R, Branas CC. The Time Cost of Prehospital Intubation and Intravenous Access in Trauma Patients. Prehospital Emergency Care. 2008;12(3):327-32. PubMed

  112. Wade KC, Lorch SA, Bakewell-Sachs S, Medoff-Cooper B, Silber JH, Escobar GJ. Pediatric care for preterm infants after NICU discharge: high number of office visits and prescription medications. J Perinatol. 2008; 28(10):696-701. PubMed

  113. Hibbs AM, Walsh MC, Martin RJ, Truog WE, Lorch SA, Alessandrini E, Cnaan A, Palermo L, Wadlinger SR, Coburn CE, Ballard PL, Ballard RA. One-year respiratory outcomes of preterm infants enrolled in the Nitric Oxide (to prevent) Chronic Lung Disease trial. J Pediatr. 2008; 153(4):525-9. PubMed

  114. Lorch SA, Millman AM, Zhang X, Even-Shoshan O, Silber JH. The impact of admission day crowding on the length of stay of pediatric hospitalizations. Pediatrics. 2008;121:e718-e730. PubMed

  115. Rosenbaum PR, Silber JH. Aberrant effects of treatment. Journal of the American Statistical Association. 2008;103:240-247.

  116. Friese CR, Lake ET, Aiken LH, Silber JH, Sochalski J. Hospital nurse practice environments and outcomes for surgical oncology patients. Health Serv Res. 2008; 43(4):1145-63. PubMed

  117. Lorch SA, Wade KC, Bakewell-Sachs S, Medoff-Cooper B, Escobar GJ, Silber JH. Racial differences in the use of respiratory medications in premature infants after discharge from the Neonatal Intensive Care Unit. Journal of Pediatrics. 2007;151:604-610. PubMed

  118. Cohen DM, Lorch SA, King RL, Hodinka RL, Cohn KA, Shah SS. Factors influencing the decision to test young infants for herpes simplex virus infection. Pediatr Infect Dis J. 2007; 26(12):1156-8. PubMed

  119. Silber JH, Romano PS, Rosen AK, Wang Y, Even-Shoshan O, Volpp KG. Failure-To-Rescue: Comparing Definitions to Measure Quality of Care. Medical Care. 2007;45(10):918-25. PubMed

  120. Volpp KG, Rosen AK, Rosenbaum PR, Romano PS, Even-Shoshan O, Wang Y, Bellini L, Behringer T, Silber JH. Mortality Among Hospitalized Medicare Beneficiaries in the First Two Years Following ACGME Resident Duty Hour Reform. The Journal of the American Medical Association. 2007;298(9):975-983 . PubMed

  121. Volpp KG, Rosen AK, Rosenbaum PR, Romano PS, Even-Shoshan O, Canamucio A, Bellini L, Behringer T, Silber JH. Mortality Among Patients in VA Hospitals in the First Two Years Following ACGME Resident Duty Hour Reform. The Journal of the American Medical Association. 2007; 298(9):984-992. PubMed

  122. King RL, Lorch SA, Cohen DM, Hodinka RL, Cohn KA, Shah SS. Routine cerebrospinal fluid enterovirus polymerase chain reaction testing reduces hospitalization and antibiotic use for infants 90 days of age or younger. Pediatrics. 2007; 120(3):489-96. PubMed

  123. Tabak YP, Johannes RS, Silber JH. Using automated clinical data for risk adjustment: development and validation of six disease-specific mortality predictive models for pay-for-performance. Med Care. 2007;45(8):789-805. PubMed

  124. Silber JH, Rosenbaum PR, Polsky D, Ross RN, Even-Shoshan O, Shwartz JS, Armstrong KA, Randall TC. Does ovarian cancer treatment and survival differ by the specialty providing chemotherapy? J Clin Oncol. 2007; 25(10):1169-75. PubMed

  125. Seifert HA, Howard DL, Silber JH, Jobes DR. Female gender increases the risk of death during hospitalization for pediatric cardiac surgery. J Thorac Cardiovasc Surg. 2007; 133(3):668-75. PubMed

  126. Rosenbaum PR. Sensitivity analysis for m-estimates, tests, and confidence intervals in matched observational studies. Biometrics. 2007; 63(2):456-64. PubMed

  127. Weiner MG, Ross SJ, Mathew JI, Millman AM, Even-Shoshan O, Fox KR, Silber JH. Estimating the costs of chemotherapy-associated adverse event clusters. Health Services and Outcomes Research Methodology. 2007; 7:1-21.

  128. Silber JH, Rosenbaum PR, Zhang X, Even-Shoshan O. Estimating anesthesia and surgical procedure times from Medicare anesthesia claims. Anesthesiology.  2007; 106(2):346-355. PubMed

  129. Silber JH, Rosenbaum PR, Zhang X, Even-Shoshan O. The influence of patient and hospital characteristics on anesthesia time in Medicare patients undergoing general and orthopedic surgery. Anesthesiology.  2007; 106(2):356-364. PubMed

  130. Rosenbaum PR, Ross R, Silber JH. Minimum distance matched sampling with fine balance in an observational study of treatment for ovarian cancer. Journal of the American Statistical Association. 2007; 102:75-83.

  131. Polsky D, Randall TC, Ross RN, Even-Shoshan O, Silber JH. Variation in chemotherapy utilization in ovarian cancer: the relative contribution of geography. Health Services Research.  2006; 41(6):2201-2218. PubMed

  132. Fiks AG, Alessandrini EA, Luberti AA, Ostapenko S, Zhang X, Silber JH. Identifying factors predicting immunization delay for children followed in an urban primary care network using an electronic health record. Pediatrics. 2006; 118(6):e1680-6. PubMed

  133. Silber JH, Rosenbaum PR, Trudeau ME, Chen W, Zhang X, Rapaport RK, Mosher RE, Even-Shoshan O. Changes in prognosis after the first postoperative complication. Medical Care. 2005; 43:122-131. PubMed

  134. Silber JH, Rosenbaum PR, Trudeau ME, Chen W, Zhang X, Lorch SA, Kelz RR, Mosher RE, Even-Shoshan O. Preoperative antibiotics and mortality in the elderly. Annals of Surgery. 2005; 242:107-114. PubMed

  135. Tabak YP, Johannes RS, Silber JH, Kurtz SG. Should Do-Not-Resuscitate status be included as a mortality risk adjustor? The impact of DNR variations on performance reporting. Med Care. 2005 Jul;43(7):658-66. PubMed

  136. Silber JH. Role of afterload reduction in the prevention of late anthracycline cardiomyopathy. Pediatr Blood Cancer. 2005; 44(7):607-13. PubMed

  137. Silber JH. Challenges in conducting a pediatric longitudinal prevention study: lessons from the ACE-inhibitor after anthracycline trial. Progress in Pediatric Cardiology. 2005; 20:65-70.

  138. Ailawadi M, Lorch SA, Barnhart KT. Cost-effectiveness of presumptively medically treating women at risk for ectopic pregnancy compared with first performing a dilatation and curettage. Fertil Steril. 2005; 83(2):376-82. PubMed

  139. McGuire KJ, Bernstein J, Polsky D, Silber JH. The 2004 Marshall Urist award: delays until surgery after hip fracture increases mortality. Clin Orthop Relat Res. 2004; (428):294-301. PubMed

  140. Ginsberg JP, Cnaan A, Zhao H, Clark BJ, Paridon SM, Chin AJ, Rychik J, Hogarty AN, Barber G, Rutkowski M, Kimball TR, DeLaat C, Steinherz LJ, Silber JH. Using health-related quality of life measures to predict cardiac function in survivors exposed to anthracyclines. J Clin Oncol. 2004; 22(15):3149-55. PubMed

  141. Silber JH, Cnaan A, Clark BJ, Paridon SM, Chin AJ, Rychik J, Hogarty AN, Cohen MI, Barber G, Rutkowski M, Kimball, TR, DeLaat C, Steinherz LJ, Zhao H. Enalapril to prevent cardiac function decline in long-term survivors of pediatric cancer exposed to anthracyclines. Journal of Clinical Oncology. 2004; 5:820-828. PubMed

  142. Lorch SA, Zhang X, Rosenbaum PR, Evan-Shoshan O, Silber JH. Equivalent lengths of stay in pediatric patients hospitalized in rural and non-rural hospitals. Pediatrics. 2004; 114:e400-e408. PubMed

  143. Lorch SA, Munson D, Lightfoot R, Ischiropoulos H. Oxygen tension and inhaled nitric oxide modulate pulmonary levels of S-nitrosocysteine and 3-nitrotyrosine in rats. Pediatric Research. 2004; 56:345-352. PubMed

  144. Lorch SA, D'Agosino J, Zimmerman R, Bernbaum J. Benign extra-axial fluid in survivors of neonatal intensive care. Archives of Pediatrics & Adolescent Medicine. 2004; 158:178-182. PubMed

  145. Lorch SA, Cnaan A, Barnhart K. The cost-effectiveness of inhaled nitric oxide for the treatment of persistent pulmonary hypertension of the newborn. Pediatrics. 2004; 114: 417-426. PubMed

  146. Greevy R, Lu B, Silber JH, Rosenbaum P. Optimal multivariate matching before randomization. Biostatistics. 2004; 5(2):263-75. PubMed

  147. Howard DL, Silber JH, Jobes DR. Do regulations limiting residents' work hours affect patient mortality? J Gen Intern Med. 2004; 19(1):1-7. PubMed

  148. Silber JH, Rosenbaum PR, Even-Shoshan O, Shabbout M, Zhang X, Bradlow ET, Marsh, RR. Length of stay, conditional length of stay, and prolonged stay in pediatric asthma. Health Services Research. 2003; 38:867-886.PubMed

  149. Silber JH, Kennedy SK, Even-Shoshan O, Chen W, Mosher RE, Showan AM, Longnecker DE. Anesthesiologist board certification and patient outcomes. Anesthesiology. 2002; 96:1044-1052. PubMed

  150. Rosenbaum PR, Silber JH. Matching and thick description in an observational study of mortality after surgery. Biostatistics. 2001;2(2):217-32. PubMed

  151. Silber JH, Rosenbaum PR, Trudeau ME, Even-Shoshan O, Chen W, Zhang X, Mosher RE. Multivariate matching and bias reduction in the surgical outcomes study. Medical Care. 2001; 39:1048-1064. PubMed

  152. Silber JH, Cnaan A, Clark BJ, Paridon SM, Chin AJ, Rychik J, Hogarty AN, Cohen MI, Barber G, Rutkowsky M, Kimball TR, Delaat C, Steinherz LJ, Zhao H, Tartaglione MR. Design and baseline characteristics for the ACE Inhibitor After Anthracycline (AAA) study of cardiac dysfunction in long-term pediatric cancer survivors. Am Heart J. 2001; 142(4):577-85. PubMed

  153. Silber JH, Kennedy SK, Even-Shoshan O, Chen W, Koziol LF, Showan AM, Longnecker DE. Anesthesiologist direction and patient outcomes. Anesthesiology. 2000; 93:152-163. PubMed

  154. Silber JH, Gleeson S, Zhao H. The influence of chronic disease on resource utilization in common acute pediatric conditions: financial concerns for children's hospitals. Archives of Pediatric & Adolescent Medicine. 1999; 153:169-179. PubMed

  155. Silber JH, Rosenbaum PR, Koziol LF, Sutaria N, Marsh RR, Even-Shoshan O. Conditional length of stay. Health Services Research. 1999; 34:349-363. PubMed

  156. Silber JH, Fridman M, Shpilsky A, Even-Shoshan O, Smink DS, Jayaraman J, Fox KR, Pauly MV. Modeling the cost effectiveness of GCSF use in early stage breast cancer. Journal of Clinical Oncology. 1998; 16:2435-2444. PubMed

  157. Silber JH, Fridman M, DiPaola RS, Erder MH, Pauly MV, Fox KR. First cycle blood counts and subsequent neutropenia, dose reduction or delay in early stage breast cancer therapy. Journal of Clinical Oncology. 1998; 16:2392-2400. PubMed

  158. Silber JH, Rosenbaum PR. A spurious correlation between hospital mortality and complication rates: the importance of severity adjustment. Medical Care. 1997; 35:OS77-OS92. PubMed

  159. Silber JH, Rosenbaum PR, Williams SV, Ross RN, Schwartz JS. The relationship between choice of outcome measure and hospital rank in general surgical procedures: implications for quality assessment. International Journal for Quality in Health Care. 1997; 9:193-200. PubMed

  160. Silber, JH, Williams SV, Krakauer H, Schwartz, JS. Hospital and patient characteristics associated with death after surgery:  A study of adverse occurrence and failure to rescue. Medical Care. 1992; 30(7):615-629. JSTOR