Table 1.

Patient characteristics: Mean (SD) age was 47.8 (9.7) years for women with psychosis (ie, cases) and 47.0 (11.0) years for women without psychosis (ie, noncases) (P = .067).

Psychotic condition
  • Schizophrenia32 (62.7)0
  • Other psychotic disorder15 (29.4)0
  • Bipolar disorder10 (19.6)0
  • Schizoaffective disorder9 (17.6)0
Other psychiatric comorbidity15 (29.4)35 (29.7).97
Chronic comorbidity31 (60.8)78 (66.1).51
Opioid or cocaine addiction3 (5.9)5 (4.2).70
Smoking history
  • Current smoker26 (51.0)24 (20.3)< .0001
  • Not recorded9 (17.6)26 (22.0)
  • NA—not applicable.

  • * P value for student t test, Pearson χ2 test, or Fisher exact test comparing cases and noncases.

  • Other nonpsychotic psychiatric comorbidities included the following: attention deficit hyperactivity disorder, anxiety, depression, eating disorder, mental retardation, obsessive compulsive disorder, panic disorder, personality disorder, and posttraumatic stress disorder.

  • Chronic comorbidities included the following: anemia, asthma, coronary artery disease, cancer, celiac disease, cholecystitis, chronic pain, chronic renal failure, Crohn disease, chronic obstructive pulmonary disease, cerebrovascular disease, diabetes, endometriosis, fibromyalgia, hepatitis C, HIV or AIDS, hypercholesteremia, hypertension, mitral valve prolapse, osteoarthritis, osteoporosis, pancreatitis, polycystic ovary syndrome, rheumatoid arthritis, seizure disorder, tardive dyskinesia, and thyroid disease.