Selection in a preferred provider organization enrollment.

From: Health Services Research | Date: December 1, 1993| Author: Billi, John E.; Wise, Christopher G.; Sher, Scott I.; Duran-Arenas, Luis; Shapiro, Letitia | Copyright information

Objective. The study was conducted to determine whether, favorable or adverse selection occurred in a preferred provider organization (PPO) enrollment.

Data Sources and Study Setting. Secondary data sources were used to conduct a retrospective study of the utilization of health services and the demographic characteristics of the population involved in the first open enrollment in a new university-based PPO. The PPO under study, sponsored by the University of Michigan (UM...

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