Past-year mood disorder (major depressive, bipolar I or II disorders, dysthymia or hypomania), anxiety disorder (panic disorder with or without agoraphobia, social or specific phobia, generalized anxiety disorder and posttraumatic stress disorder), nicotine dependence and drug use disorder (DUD) for any of 10 types of illicit drugs were measured in accordance with DSM-IV criteria, as was lifetime personality disorder (PD)(antisocial, paranoid, schizoid, schizotypal, borderline, histrionic, narcissistic, avoidant, dependent or obsessive-compulsive). The derivation, fair to good reliability (kappa = .40 to .79) and validity of these diagnoses have been reported elsewhere (Grant et al., 2003, 2004a, 2004b, 2004c; Pietrzak et al., 2011; Pulay et al., 2010; Ruan et al., 2008; Stinson et al., 2005).
