Methods Sixty-six pairs sibling with schizophrenia were divided into two groups dependening on the time that the patients were treated after first onset and evaluated with the SDSS.

• 方法选择66对住院同胞精神分裂症病人作为研究对象，根据首次发病至获得正规治疗的时间分组，采用社会功能缺陷筛选表(SDSS)评定。