Depression, post-traumatic stress, anxiety, and fear of COVID-19 in the general population and health-care workers: prevalence, relationship, and explicative model in Peru

Table 3 Goodness-of-fit indices of the structural equation model (n = 830)

		X²	df	CFI	TLI	RMSEA [90% CI]	SRMR	R²
Both groups (n = 830)	Model A^a	3389.7	692	0.940	0.945	0.068 [0.066–0.071]	0.056	–
	Model B	4821.9	1069	0.923	0.928	0.065 [0.063–0.067]	0.065	0.613
	Model C	4741.9	1068	0.924	0.930	0.064 [0.062–0.066]	0.063	0.682
	Model D^a	4120.2	1068	0.937	0.942	0.059 [0.057–0.061]	0.056	0.739
	Model E	4114.4	1067	0.937	0.942	0.059 [0.057–0.061]	0.055	0.748
General population (n = 640)	Model A	2674.9	692	0.946	0.951	0.067 [0.064–0.070]	0.058	–
	Model B	3716.9	1069	0.933	0.938	0.062 [0.060–0.064]	0.065	0.627
	Model C	3672.3	1068	0.934	0.939	0.062 [0.060–0.064]	0.064	0.689
	Model D	3262.0	1068	0.945	0.949	0.057 [0.054–0.059]	0.057	0.750
	Model E	3262.5	1067	0.945	0.949	0.057 [0.055–0.059]	0.057	0.759
Health-care workers (n = 190)	Model A	1196.5	692	0.956	0.960	0.062 [0.056–0.068]	0.070	–
	Model B	1859.8	1069	0.936	0.941	0.062 [0.057–0.067]	0.089	0.555
	Model C	1807.4	1068	0.940	0.945	0.060 [0.055–0.065]	0.086	0.705
	Model D	1664.6	1068	0.952	0.955	0.054 [0.049–0.059]	0.078	0.716
	Model E	1662.7	1067	0.952	0.955	0.054 [0.049–0.059]	0.078	0.723

X² chi-square, df degree of freedom, CFI comparative fit index, TLI Tucker-Lewis Index, RMSEA root mean square error of approximation, SRMR standardized root mean square, R² coefficient of determination. ^aThese are the models presented in Fig. 2

ISSN: 1471-244X