title: Depression in the course of chronic undifferentiated schizophrenia.
abstract: Among 100 patients with chronic undifferentiated schizophrenia, parental loss before 17 years of age was significantly associated with the 39 who were treated for a depressive syndrome.
mesh_terms: D003863:Depression / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008426:Maternal Deprivation; D010333:Paternal Deprivation; D012559:Schizophrenia / Q000150:complications*