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目的编制1个适合筛查青年军人精神分裂前驱期状态的问卷,并检验其信度和效度。方法在文献研究、专家讨论的基础上,编制精神分裂前驱期症状筛查问卷的初测版。进行小样本试测,经讨论分析形成正式版问卷。采取整群抽样的方法,抽取2 500名战士和军校大学生完成了本问卷和PQ-16量表。间隔8周抽取100人进行重测。对所得2 143份有效问卷的数据进行描述性统计和结构分析,并检验问卷的信、效度。结果探索性因素分析得到认知改变、行为改变、社会功能改变、人格改变4个因素,因素负荷值在0.291~0.578。问卷的内部一致性信度0.957(P<0.05),重测信度0.884(P<0.01),与PQ-16相关系数为0.830(P<0.05)。结论所编制的精神分裂前驱期症状筛查问卷具有良好的信、效度,可用于青年军人心理健康状态的筛查。
Objective To prepare a questionnaire which is suitable for screening the young soldiers’ pre-schizophrenia status and test the reliability and validity. Methods Based on the literature research and expert discussion, the preliminary test version of symptom screening questionnaire for pre-schizophrenia was compiled. A small sample test, the discussion and analysis to form a formal version of the questionnaire. Taking a cluster sampling method, 2,500 soldiers and cadets were drawn to complete the questionnaire and the PQ-16 scale. An interval of eight weeks to take 100 people retest. Descriptive statistics and structural analysis were conducted on the data of 2 143 valid questionnaires, and the reliability and validity of the questionnaires were tested. Results Exploratory factor analysis showed that there were four factors of cognitive change, behavior change, social function change and personality change. The value of factor load was between 0.291 and 0.578. The internal consistency reliability of the questionnaire was 0.957 (P <0.05), the retest reliability was 0.884 (P <0.01), and the correlation coefficient with PQ-16 was 0.830 (P <0.05). Conclusions The prepared prenatal symptom screening questionnaire has good reliability and validity and can be used for the screening of mental health status of young soldiers.