Table 2 Measurement invariance for the PAPP scales across children’s BMI z-score group
χ2(df) | CFI | RMSEA | Model comparison | ΔCFI | ΔRMSEA | |
|---|---|---|---|---|---|---|
PAPP Encouragement scale | ||||||
Configural invariance | 388.87 (168) | .915 | .075 | |||
Metric invariance | 404.302 (183) | .914 | .072 | 1E vs. 2E | −.001 | −.003 |
Scalar invariance | 421.318 (198) | .914 | .070 | 2E vs. 3E | −.000 | −.002 |
PAPP Discouragement scale | ||||||
Configural invariance | 146.64 (102) | .978 | .043 | |||
Metric invariance | 166.72 (114) | .974 | .045 | 1D vs. 2D | −.004 | .002 |
Scalar invariance | 188.97 (126) | .968 | .046 | 2D vs. 3D | −.006 | .001 |