The association between season of birth, age at onset, and clozapine use in schizophrenia.
J S KimC M ParkJ A ChoiE ParkH J TchoeM ChoiJ K SuhY H KimS H WonY C ChungK Y BaeS K LeeSeon-Cheol ParkSeung Hwan LeePublished in: Acta psychiatrica Scandinavica (2017)
Our results indicate that the age at onset is an important factor in predicting the prognosis of schizophrenia patients. The season of birth also affects the prognosis, but with less robustness. Specifically, it appears that early disease onset and winter birth might be associated with poor outcomes in Korean patients with schizophrenia.