The seasonality of bipolar affective disorder: comparison with a primary care sample using the Seasonal Pattern Assessment Questionnaire.

@article{Shand2011TheSO,
  title={The seasonality of bipolar affective disorder: comparison with a primary care sample using the Seasonal Pattern Assessment Questionnaire.},
  author={Allen J Shand and Neil W Scott and Seonaid M Anderson and John M. Eagles},
  journal={Journal of affective disorders},
  year={2011},
  volume={132 1-2},
  pages={
          289-92
        }
}
BACKGROUND In contrast with recurrent unipolar depression, relatively little is known about the seasonality of depressive episodes in bipolar affective disorder (BAD). METHOD We compared responses on the Seasonal Pattern Assessment Questionnaire (SPAQ) between a cohort of 183 patients with BAD and a large sample of patients in primary care (N=4746). Comparisons were adjusted for age and gender. RESULTS 27% of the BAD patients fulfilled SPAQ criteria for Seasonal Affective Disorder (SAD… CONTINUE READING

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