Table 3.

The confirmatory factor analysis results.

Model	Descriptions	χ 2	df	TLI	CFI	RMSEA	△χ2
Model l	Four factors: Job complexity, work engagement, approach crafting and avoidance crafting	278.82	224	0.98	0.98	0.03
Model 2	Three factors: Job complexity and work engagement were combined into one factor.	547.96	227	0.89	0.90	0.08	269.15***
Model 3	Three factors: Approach crafting and avoidance crafting were combined into one factor.	755.36	227	0.81	0.83	0.10	476.54***

^***p<0.001.