Psychometric properties of the Chinese version of the Gudjonsson compliance scale: scale validation and associations with mental health

Table 4 Model fit information for invariance testing (N = 8,632)

Models	χ²	df	p value	RMSEA [95% CI]	CFI	ΔRMSEA	ΔCFI
Sex
Configural	6098.637	332	0.000	0.063[0.062, 0.065]	0.888
Metric	6160.992	348	0.000	0.062[0.061, 0.064]	0.887	0.001	0.001
Scalar	6469.194	363	0.000	0.062[0.061, 0.064]	0.881	0.000	0.006
Ethnicity
Configural	6616.636	332	0.000	0.066[0.065, 0.068]	0.879
Metric	6631.575	348	0.000	0.065[0.063, 0.066]	0.879	0.001	0.000
Scalar	6652.237	363	0.000	0.063[0.062, 0.065]	0.879	0.002	0.000
Data waves
Configural	6037.966	332	0.000	0.063[0.062, 0.065]	0.889
Metric	6079.957	348	0.000	0.062[0.060, 0.063]	0.889	0.001	0.000
Scalar	6304.018	363	0.000	0.062[0.060, 0.063]	0.885	0.000	0.004

Note. Measurement invariance levels were assumed to be reached if (a) ΔCFI ≤ 0.10, and (b) ΔRMSEA < 0.015.

ISSN: 1471-2458