were mood disorders (major depression, dysthymia, bipolar
disorder) and anxiety disorders (panic disorder, agoraphobia,
social phobia, specific phobia, generalized anxiety disorder).
Externalizing disorders were childhood impulse control
disorders (attention deficit hyperactivity disorder, conduct
disorder, oppositional defiant disorder), substance use
disorders (alcohol/drug abuse and dependence) and antisocial
personality disorder. Childhood impulse control disorders
were limited to respondents aged 18–44 because of
concerns about recall bias in older respondents [29]. Based
on lifetime occurrence of any MD, two groups were created:
(a) women with a history of any MD and (b) women without
this history (predictor variable). When a lifetime disorder had
started shorter than a year before the interview, it was not
included, in order to assure that disorders were not related to
the current abortion.