Table 4.

Increased workload: associations with the covariates set according to the mixed model

		Mean increase	SE	P	95% CI
					Lower	Upper
Age (years)	< 30	Ref
	30–39	– 0.37	0.25	0.149	– 0.87	0.13
	40–49	– 0.33	0.28	0.252	– 0.88	0.23
	50–59	– 0.02	0.31	0.954	– 0.63	0.59
	≥ 60	0.54	0.48	0.259	– 0.40	1.48
Gender	Males	Ref
	Females	0.38	0.16	0.018	0.06	0.69
Specialty sector	Standard risk	Ref
	High-risk	0.54	0.19	0.005	0.16	0.92
Type of HCW	Other	Ref
	Physician	– 0.51	0.19	0.007	– 0.87	–0.14

Ref Reference category, SE standard error, CI confidence interval, HCW healthcare worker