Cerebral hemorrhage incidence of disease all year round, but in the beginning of the winter, snow, when the incidence is high, accounting for 29%. 42.6% of patients happened in winter.

脑出血患者发病全年均有发病，但在冬季的立冬、小雪、大雪时发病率较高，占29%，冬季发病病人占42.6%。