Demographic data of patients with schizophrenia and controls, separated for seasons of birth.

Except for age range, gender, migration, social adversity and cannabis use, values are represented as mean ± standard deviation. M, male; F, female; PANSS, Positive and Negative Syndrome Scale; PANSS-P, subscale for positive symptoms; PANSS-N, subscale for negative symptoms; PANSS-T, total score of PANSS, CPZ, chlorpromazine equivalents.