Table 3.

Measures of goodness-of-fit for academic pressure and problem behavior model of the adolescents.

Model	Chi-square	df	RMSEA	NNFI	CFI	IFI	AGFI	CN
Initial model	1688.49	418	0.043	0.90	0.93	0.93	0.98	469.39
Delete AGE → PCC	1690.77	419	0.043	0.90	0.93	0.93	0.98	469.79
Delete AP → SWB	1692.92	420	0.043	0.90	0.93	0.93	0.98	470.79
Delete AGE → PB	1693.77	421	0.043	0.90	0.93	0.93	0.98	471.03
Delete GEN → PCC	1694.02	422	0.043	0.90	0.93	0.93	0.98	471.99
Delete GEN → SWB	1707.41	423	0.043	0.90	0.93	0.93	0.98	469.32
Delete AGE → SWB #	1707.41	424	0.043	0.90	0.93	0.93	0.98	470.35

IA, internet addiction; PB, problem behavior; GEN, gender; SC, self-control; DP18, depression in 2017–2018.

^#Goodness-of-fit of the final model.