Dominican Republic. Methods: 1200 young adults were randomized to one of four different survey interview methods: two … study also suggests that there were differences in survey interview methods used when looking at drug and alcohol use … interview methods. At the individual question level, self-completion methods generated higher non-response and error rates than …

Dominican Republic. Methods: 1200 young adults were randomized to one of four different survey interview methods: two … were differences in survey interview methods used when looking at drug and alcohol use indicators. The direction of bias … interview methods. At the individual question level, self-completion methods generated higher non-response and error rates than …