Reliability and validity of Chinese version of Perceived Control of Asthma Questionnaire

VernacularTitle:中文版哮喘感知控制力问卷的信效度研究
Author: Yuxia CHANG ; Lili HUANG ; Yujie YANG
Publication Type:Journal Article
Keywords: Perceived Control of Asthma Questionnaire; Asthma; Validity; Reliability
From: Chinese Journal of Practical Nursing 2015;31(1):56-58
CountryChina
Language:Chinese
Abstract: Objective We aimed to translate the English version of Perceived Control of Asthma Questionnaire (PCAQ) into Chinese and to test the reliability and validity of the Chinese version of PCAQ in asthma patients.Methods Totally 125 patients with asthma were recruited and were investigated by the Chinese version of PCAQ.The results underwent reliability and validity test.Results The Cronbach's α coefficient of the Chinese version of PCAQ ranged from 0.815 to 0.904,higher than 0.7.The split half coefficient was 0.647; the test-retest reliability was 0.818,which showed that internal consistency of Chinese version of PCAQ was good.The content validity index was 0.952.Factor analysis got 3 factors,which explained 46.079％ of the total variance; the factor loading of each item was ＞0.4.Conclusions The Chinese version of PCAQ has been proved to be rehable and valid.It can be used as a valid tool for the measurement of perceived control in asthma patients.