https://www.selleckchem.com/pr....oducts/ly3039478.htm
1years. The measures showed an absence of floor and ceiling effects. Regarding construct validity, the results of confirmatory factor analysis supported the original two-factor structure of the PROMIS social function short forms. In addition, the measures were found to have acceptable known-group validity, measurement invariance, and convergent and discriminate validity. Regarding reliability, the Cronbach's α was high for all items ( 0.7. The Chinese version of the PROMIS social function short forms was demonstrated to be a val
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