Table 3. Main results of confirmatory factor analysis: Latent factors fit indices and a model comparison for sample 1 (n = 3540) and sample 2 (n = 276).

Model	# latent factors	Latent factors	χ2	df	CFI	NNFI	RMSEA	SRMR
	Work-related factors
Sample 2	11 factors	JS, TOE, EB, PWL, AU, SSC, SSM, LD, TIP, WL, WE	5440.08***	414	.90	.88	.06	.06
Sample 1	11 factors	JS, TOE, EB, PWL, AU, SSC, SSM, LD, TIP, WL, WE	782.22***	336	.90	.87	.07	.06
	Stressful life events
Sample 2	1 factor	General factor	121.30***	20	.90	.86	.14	.07
Sample 1	1 factor	General factor	313.63	20	.96	.95	.06	.03
	Functioning-related factors
Sample 2	7 factors	PD, HPP, PP, RTWE, WHI, RTWN, RE	257.30***	87	.93	.90	.08	.06
Sample 1	7 factors	PD, HPP, PP, RTWE, WHI, RTWN, RE	1482.35***	87	.93	.90	.07	.05
	Person-related factors
Sample 2	2 factors	FCE, PF	10.08**	5	.97	.93	.06	.04
Sample 1	2 factors	FCE, PF	87.38***	5	.94	.89	.07	.03

JS = Job Satisfaction, TOE = Terms of employment EB = Emotional burden, PWL = physical workload, AU = autonomy, SSC = social support by colleagues, LD = learning and development opportunities, SSM = social support by management, TIP = turnover intention profession, WL = Workload, SLI = Stressful life events, PD = Psychological Distress, HPP = Health perception patient, PP = Pain Perception, RTWE = return to work expectations, WHI = work-health interference, RTWN = Return to work needs, RE = Recovery expectations, FCE = Fear of colleagues expectations, PF = Perfectionism, WE = Work Expectation

*P <.05;

**P <.01;

***P <.001