Season of birth and season of hospital admission in bipolar depressed female patients.

@article{Rihmer1980SeasonOB,
  title={Season of birth and season of hospital admission in bipolar depressed female patients.},
  author={Zolt{\'a}n Rihmer},
  journal={Psychiatry research},
  year={1980},
  volume={3 3},
  pages={
          247-51
        }
}
The season of birth and season of hospital admission of 50 bipolar I and 42 bipolar II female patients were analyzed. Significant differences were found in the seasonal distribution of births in the two subgroups. The birth dates of most bipolar I patients showed a tendency to peak during spring and autumn, while bipolar II patients were born mostly in summer and winter. Bipolar I patients were hospitalized for mania mainly in spring and autumn, and for depression mainly in summer and winter… CONTINUE READING