Table 10 Goodness-of-fit indices for the measurement invariance analyses across physically active-healthy and osteoarthritis subgroups
From: Examining the factorial validity of the Quality of Life Scale
χ2 | df | χ2diff (dfdiff) | CFI | CFIdiff | TLI | RMSEA | |
|---|---|---|---|---|---|---|---|
PA-H (n = 151) | 9.87 | 5 | – | 0.973 | – | 0.947 | 0.051 |
OA (n = 131) | 6.07 | 5 | – | 0.996 | – | 0.991 | 0.041 |
Model A (equal form) | 15.94 | 10 | – | 0.986 | – | 0.972 | 0.046 |
Model B (equal loadings) | 18.83 | 14 | 2.89 | 0.989 | < 0.001 | 0.984 | 0.035 |
Model C (equal factor variances) | 42.63 | 15 | 26.69 | 0.936 | 0.05 | 0.914 | 0.081 |
Model D (equal indicator intercepts) | 101.30 | 18 | 85.36 | 0.806 | 0.18 | 0.784 | 0.129 |
Model E (equal latent means) | 216.57 | 19 | 200.63 | 0.54 | 0.446 | 0.515 | 0.193 |