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716. Item-level and scale-level (both universal agreement and average) content validity indices were 1.00. According to the Self-Efficacy for Managing Chronic Disease 6-item Scale, criterion validity for our scale was 0.251. Exploratory factor analysis extracted one factor and the cumulative variance contribution rate was 61.568%. Confirmatory factor analysis showed the model fit well ( =50.125, =17, =2.949, root mean square error of approximation=0.095, confirmatory fit index=0.97. The scale has good reliability and validity for pat
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