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Journal of Patient-Reported Outcomes

Table 5 Overview of the measurement properties assessed for the HidroQoL

From: Hyperhidrosis quality of life index (HidroQoL): further validation by applying classical test theory and item response theory using data from a phase III clinical trial

 

Kamudoni, 2015: n = 260–595

Gabes, 2021: Phase III a, n = 171

Current study: Phase III b, n = 529

Structural validity

EFA and Rasch analysis only for scale development

X (2-factor CFA)

X (2-factor CFA and Rasch analysis)

Internal consistency (Cronbach’s alpha)

X

X

–

Reliability (ICCs)

X

X

–

Construct validity

  

–

  Convergent/discriminant validity

X

X

–

  Known-groups validity

X

X

–

Responsiveness

X

X

–

  1. HidroQoL Hyperhidrosis quality of life index, X Assessed, EFA Exploratory factor analysis, CFA Confirmatory factor analysis, ICCs Intraclass correlation coefficients, n Sample size
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