Bivariate and multivariate analysis of factors associated with improvements in knowledge of syndromic management of STDs.

*Numbers may not add to total because of missing data. †Student's t-test in conjunction with Levene test for equal variances. ‡One-way ANOVA, for self rank of Internet skills, 1 = lowest, 5 = highest. §Number of observations = 596. Factors eliminated from the model were profession, post-course test, course participation, and self rank of Internet skills.