Outcome Measures
psychiatric
Study participants were asked to attend 4 study assessment visits: the baseline visit, medication response visit (2 weeks before the target quit day), and 2 post–quit day visits (2 and 12 weeks after the target quit day). Participants were paid $190 if they completed all 4 study visits. Baseline variables included age, sex, race, ethnicity, smoking history, nicotine dependence, and psychiatric diagnoses. Race and ethnicity were determined via self-report. Race was classified as American Indian or Alaska Native, Asian, Black or African American, Native Hawaiian or Other Pacific Islander, White, more than 1 race, and unknown, and ethnicity was classified as Hispanic or Latino or not Hispanic or Latino. Race and ethnicity were included in the analysis as potential covariates of our primary outcome.The primary outcome was 30-day continuous smoking abstinence 12 weeks after the target quit day, verified by expired 