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Journal of Patient-Reported Outcomes

Table 7 Cronbach’s alpha and intraclass correlations for test-retest data

From: Development and psychometric properties of the Thai Graves’ ophthalmopathy quality of life (GO-QOL) questionnaire

Scale

Cronbach’s alpha

Intraclass correlation (95% CI)

Functioning

0.86

0.92 (0.88–0.95)

Appearance

0.87

0.90 (0.85–0.94)

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