• Among 187 depressives, 83 had parental loss before 17 years of age. Parental loss was not related to younger age or to a previous episode of depression. In a matched, controlled study of 102 of the depressives, parental loss before 17 years of age was significantly associated with depression.
Roy A. Role of Past Loss in Depression. Arch Gen Psychiatry. 1981;38(3):301-302. doi:10.1001/archpsyc.1981.01780280069008