Characteristics of 41 studies evaluating the association between antidepressant medication use during pregnancy and preterm birth.

Abbreviations: Prosp = Prospective cohort; Retro = Retrospective cohort; depr = depression; AD = antidepressant; SRI = serotonin reuptake inhibitor; TCA = tricyclic antidepressant; NaSSA = Noradrenergic and specific serotonergic antidepressants; SNRI = Serotonin–norepinephrine reuptake inhibitors; NRI = noradrenaline reuptake inhibitors; T = trimester; exp = exposed; TIS = Teratogen Information Service.