睡眠呼吸暂停知识问卷信度和效度的测定

目的 分析翻译的睡眠呼吸暂停知识问卷的信度和效度.方法 根据中国文化背景对睡眠呼吸暂停知识问卷进行翻译,并测试91例患有阻塞性睡眠呼吸暂停低通气的中老年患者.抽取其中30例进行重测.结果 本问卷内部一致性信度α系数0.76.重测Pearson相关系数0.96,配对t检验,差异显著.条目分析除第4题外,均具有较好的区分度,高低分组之间差异显著.结论 睡眠呼吸暂停知识问卷的信度与效度良好,项目设置适用于睡眠呼吸暂停知识的评价.

Reliability and validity of the sleep apnea knowledge questionnaire

Objective To study the reliability and validity of the Chinese version of AKT(the Apnea Knowledge Test).Methods The AKT was tested in a sample of 91 middle aged and elderly patients with obstructive sleep apnea and hypopnea syndrome and the AKT was retested in 30 of them after 1 month.Results Cronbach's alpha reliability coefficient was 0.76.Retest correlation coefficient was 0.96.There was significant difference between test and retest.Item analysis indicated that there was significant difference in most items between higher scores group and lower one except the fourth item.Conclusions AKT has satisfying reliability and validity which is suitable for evaluation of sleep apnea knowledge.