Table 2.

Measures of goodness-off-fit for depression model of the adolescents.

Model	Chi-Square	df	RMSEA	NNFI	CFI	IFI	AGFI	CN
Initial model	2508.88	1,044	0.046	0.90	0.90	0.90	0.94	309.89
Delete IUF → DB	2510.43	1,045	0.046	0.90	0.90	0.90	0.94	309.98
Delete GEN → DP18	2511.86	1,046	0.046	0.90	0.90	0.90	0.94	310.09
Delete IUF → DP18	2512.20	1,047	0.046	0.90	0.90	0.90	0.94	310.33
Delete SA → DP18#	2512.53	1,048	0.046	0.90	0.90	0.90	0.94	310.57

IUF, Internet use Frequency; DB, Deviant Behavior; GEN, gender; SA, Self-adjustment; DP18, Depression in 2017–2018.

^#The goodness-of-fit of the Final model.