There were significant differences in DAS total scores, factors D1, D2, D3, D7, while no significant difference in factors D4, D5, D6, D8 between control group and first-degree group.

• 对照组与一级亲属组DAS总分及各因子分的比较结果表明，DAS总分、D1、D2、D3、D7等项目之间存在显著性差异，而D4、D5、D6、D8等项目之间差异性不显著。