The computer‐assisted diagnostic interview in the CT Study included the modified Christchurch Trauma Assessment (Fergusson et al. 1996a, 1989; Fergusson and Lynskey 1997; Fergusson et al. 1996b; available on request to interested investigators) which contains detailed questions assessing CPA (14 items, asked separately about mother, father, and other adult members of the household, covering forms of severe physical punishment occurring before age 18 [including whether each endorsed form occurred occasionally or frequently] and punishment‐related injuries), CSA (17 items asking about noncontact, contact and penetrative sexual abuse occurring before age 18 as well as additional questions to determine the frequency of abuse occurring during various age periods), and PPA (19 total items including separate questions about emotional and physical abuse of partner by each parent during the respondent's childhood or adolescence and additional items querying whether police visited the home, respondent and mother left the home, or if the respondent avoided spending time in the home). To demonstrate the utility of the factors, associated risks for lifetime axis I disorders and suicidal thoughts and behavior, assessed via telephone with a modified
