Objective To analyze the current drunk driving situation and the major influential factors in Nanjing after the new Law on Road Traffic Safety being implemented. Methods Random roadside breath testing for alcohol was conducted,followed with a questionnaire survey. The data were analyzed by the single-factor and multi-factor non-conditional Logistic regression. Results The incidence of drunk driving( blood alcohol concentration > 0 mg /100 ml) in Nanjing was 1. 95%,motorcycle,non-local vehicle,not fastening ...