医师肠易激综合征诊断相关因素的问卷设计

Design of questionnaire on factors for diagnosis of irritable bowel syndrom for physicians

目的针对影响肠易激综合征诊断的相关因素设计一份医师问卷,并进行信度复测。方法通过文献复习,完成问卷设计,9名专家参与考评。由34名医师进行预填写,间隔4周后使用相同问卷再次填写,计算问卷各题的Kappa值。结果专家考评基本保证问卷的表面效度和内容效度。所有条目的复测Kappa>0.61,达到高度吻合。结论所设计的问卷具有较好的信度和效度,可用于医师肠易激综合征诊断的调查。

Objective To design a questionnaire on factors that affect diagnosis of irritable bowel syndrome for physicians,and determine the retest reliability. Methods The questionnaire was completed after literature review,and 9 experts were invited to revise the questionnaire.Thirty-four physicians filled the questionnaire for pre-test and did it again for re-test 4 weeks later.Kappa value of each question of the questionnaire was calculated. Results Content validity and face validity were assured by experts.Kappa values were over 0.61 in all items,which achieved substantial level. Conclusion The questionnaire designed has fairly good reliability and validity,and can be used in investigation of irritable bowel syndrome for physicians.