 While women can become depressed at different points in time following childbirth, the "postpartum-onset" specifier in the DSM-IV-TR is applied for depression with onset in the first four weeks post-partum.The risk of postpartum depression is increased by depression during pregnancy, or a history of postpartum depression.The Edinburgh Postnatal Depression Scale is a 10-item questionnaire that may be used to identify women who have PPD.