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Table 2 Model fit indices in confirmatory factor analysis of the Chinese version of THAT

From: Psychometric evaluation of the Chinese version of the Toronto Hospital Alertness Test

Modelχ2 statisticDegrees of freedomRMSEASRMRCFI
10-item one-factor76.13350.110.110.97
8-item one-factor40.86200.110.100.98
8-item one-factor (modifieda)22.61180.050.071.00
7-item one-factor18.54140.060.081.00
  1. RMSEA root mean square error of approximation, SRMR standardized root mean square residual, CFI comparative fit index
  2. aIncorporated error covariances: Q3 ~ Q4 and Q3 ~ Q5