University of Pennsylvania Health System

Epidemiology of Health-Related Social Needs Screening and Positivity in a Multistate Health System

Importance: Health systems increasingly screen for health-related social needs (HRSNs), which are modifiable social factors associated with health outcomes. However, screening selection biases and HRSN burdens are poorly characterized. Objective: To evaluate patient characteristi...

The Effects of Street Cleaning on Serious Crime and Gun Violence in Philadelphia, 2023-2024: A Stratified Randomized Controlled Trial.

. 2026;116(8):1171-1179. https://doi.org/10.2105/AJPH.2026.308429).