Table 3 Test for invariance across gender and age using multi-group CFA
From: Standardization of the Colombian version of the PHQ-4 in the general population
χ2(df) | Δχ2 | ΔP | CMIN/df | CFI | Δ CFI | RMSEA1 | ΔRMSEA | |
|---|---|---|---|---|---|---|---|---|
Gender | ||||||||
Men | 20.68 (1) | 20.68 | .98 | .165 | ||||
Women | 11.49 (1) | 11.497 | .99 | .116 | ||||
Multigroup analysis | ||||||||
Configural model | 32.18 (2) | 16.09 | .98 | .100 | ||||
Metric model | 33.76 (4) | 1.58 | <.001 | 8.44 | .98 | .000 | .070 | .03 |
Scalar model | 51.43 (8) | 19.25 | <.001 | 6.42 | .98 | .005 | .060 | .04 |
Age | ||||||||
≤48 years | 9.55 (1) | 9.55 | .99 | .106 | ||||
>48 years | 21.01 (1) | 21.01 | .98 | .165 | ||||
Multigroup analysis | ||||||||
Configural model | 30.56 (2) | 15.28 | .98 | .098 | ||||
Metric model | 33.37 (4) | 2.81 | <.001 | 8.34 | .98 | .000 | .070 | .02 |
Scalar model | 49.89 (8) | 19.33 | <.001 | 6.23 | .98 | .005 | .059 | .03 |