Leah J Welty

  • 934 Citations
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Personal profile

Research Interests

Dr. Welty's research interests include the application of biostatistics to psychiatry and environmental research and the development of software tools for reproducible research. She leads the development team for StatTag (stattag.org) - free, open-source software connecting Microsoft Word to R, SAS and Stata. She is also the lead biostatistician for the Northwestern Juvenile Project, a large-scale longitudinal study of psychiatric disorders and risky behaviors in delinquent youth, as well as NJP: NextGen, a study of the children of the original Northwestern Juvenile Project participants. She directs the Biostatistics Collaboration Center, Feinberg's core biostatistics resource for non-cancer research.

Education/Academic qualification

PhD, University of Chicago

… → 2003


  • Biostatistics
  • Environmental Health
  • Epidemiology
  • HIV Infection
  • Health Disparities
  • Psychiatry

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Grants 2005 2024

Psychomotor Agitation
Major Depressive Disorder
juvenile offender
longitudinal study

Research Output 2002 2018

  • 934 Citations
  • 34 Article
  • 3 Comment/debate
  • 2 Letter
  • 2 Review article
Surgical Specialties
Internship and Residency
Social Media
Physical and Rehabilitation Medicine
Cross-Sectional Studies

Moderators of treatment outcomes in a partial hospitalization and intensive outpatient program for eating disorders

Hayes, N. A., Welty, L. J., Slesinger, N. & Washburn, J. J., Jan 1 2018, (Accepted/In press) In : Eating Disorders.

Research output: Contribution to journalArticle

Medical Day Care
Quality of Life

Social support networks among delinquent youth: An 8-year follow-up study

Zwecker, N. A., Harrison, A. J., Welty, L. J., Teplin, L. A. & Abram, K. M., Oct 3 2018, In : Journal of Offender Rehabilitation. 57, 7, p. 459-480 22 p.

Research output: Contribution to journalArticle

Social Support
social support
social network
human being
17 Citations (Scopus)

Adverse events reported to the US food and drug administration for cosmetics and personal care products

Kwa, M., Welty, L. J. & Xu, S., Aug 1 2017, In : JAMA internal medicine. 177, 8, p. 1202-1204 3 p.

Research output: Contribution to journalLetter

United States Food and Drug Administration
2 Citations (Scopus)

Characteristics of biostatistics, epidemiology, and research design programs in institutions with clinical and translational science awards

Rahbar, M. H., Dickerson, A. S., Ahn, C., Carter, R. E., Hessabi, M., Lindsell, C. J., Nietert, P. J., Oster, R. A., Pollock, B. H. & Welty, L. J., Feb 1 2017, In : Academic Medicine. 92, 2, p. 229-236 8 p.

Research output: Contribution to journalArticle

research planning
management counsulting