Table 7.

Results of measurement invariance (MI) across school types.

Model	χ2/df	CFI	RMSEA (90% CI)	SRMR	χ2
M0—OS	202.044**/26	0.971	0.063 (0.055, 0.072)	0.027	–
M0—KS	96.833**/26	0.968	0.063 (0.050, 0.077)	0.032	–
Measurement Invariance
M1: configural MI	311.243**/52	0.971	0.065 (0.058, 0.072)	0.029	—
M2: metric MI	334.356**/60	0.969	0.062 (0.056, 0.069)	0.037	23.113*
M3: scalar MI	383.385**/69	0.965	0.062 (0.056, 0.068)	0.042	49.029*

M0, baseline model; OS, ordinary school; KS, key school.

^*p < 0.01,

^**p < 0.001.