system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A test has a high false positive rate in a community. True is
assistant
The correct answer is  The propoion of false-positive results among those who test positive is 1 minus the positive predictive value. False positive (discovery) rate = 1- positive predictive valueAs the disease prevalence increases, the positive predictive value increases. (PPV)As prevalence increase, PPV increase, False positive rate decrease.