Table 2.

Model fit indices for measurement model.

Model	χ 2	df	χ2/df	∆χ2/df	CFI	TLI	RMSEA	SRMR
HP+EC+RL+OT	5976.801	117	51.083	—	0.736	0.693	0.189[0.185,0.193]	0.122
HP+RL+OT, EC	1145.448	116	9.875	41.208	0.954	0.946	0.079[0.075,0.084]	0.045
HP, RL+OT, EC	820.261	114	7.195	2.680	0.968	0.962	0.066[0.062,0.071]	0.036
HP, RL, OT, EC	520.998	111	4.693	2.502	0.981	0.977	0.051[0.047,0.056]	0.029
HP, RL, OT, EC, CMV	473.672	100	4.737	0.044	0.983	0.977	0.052[0.047,0.056]	0.035

The four factors in the measurement model are: HP hope, EC efficacy, RL resilience, OT optimism. CMV common method variance.