Brief intervention for perpetration of intimate partner violence (IPV): simulation versus instruction alone.

Objective: To compare two brief randomized computer-based interventions about perpetration of intimate partner violence (IPV).

Methods: The study was a prospective cross-sectional cohort study of patients during randomized 4-hour shifts in an urban hospital-based emergency department setting with an emergency medicine residency. The site is a level 1 trauma center emergency department with an annual census of 60,000 adults.