Table 2.

Model fit of unconditional model

Model	χ2	df	CFI	TLI	RMSEA
No-change Model	919.185***	13	0.546	0.651	0.528
Linear Change Model	288.263***	10	0.861	0.861	0.134
Quadratic Function Change Model	107.365***	6	0.949	0.915	0.080

***p < .001