Select Baseline Characteristics
depression, Anxiety, anxiety
DISORDER
Thirty minutes or less indicates clinically significant nicotine dependence.Measured with the 9-Item Patient Health Questionnaire depression screening; range, 0-27 (most severe), scores of 10 or greater to indicate moderate.Participants with a history of depression or anxiety with new or worsening symptoms in the last 6 months, treatment changes in the last 3 months, and those who did not feel that their symptoms were under control were excluded; participants with any suicide thoughts or attempts in past 6 months also excluded.Measured with the 7-item Generalized Anxiety Disorder screening, range 0-21 (most severe), scores of 10 or greater to indicate moderate.Values represent total (free/unconjugated plus glucuronide).