The influence of prevalence and policy on the likelihood that a physician will offer HIV screening in pregnancy.

Objective: To determine the extent to which provincial recommendations, reported regional prevalence rates and perceived local prevalence rates of HIV in pregnancy influence a physician's decision to routinely offer prenatal screening for HIV.

Design And Methods: A random sample of 5,052 family physicians and obstetricians were surveyed by mail. Logistic regression was used to explore the relationships among the variables of interest.