All cases were divided into three age groups by sex:senile group,presenile group and younger group.

• 其预后可受诸多因素影响，如：就诊、确诊及接受治疗距发病时间长短，脑出血血肿体积大小，脑出血部位及出血对脑功能影响的程度，有无并发症及合并症，初次发病或再次发病等。