Table 3.

Univariate linear regression models of selected background variables on total days of sick leave for all 19 cases

	Univariate models
Variable	β	SE	p =
Age in years	0.190	0.152	0.213
Dichotomies
Male sex	4.110	2.683	0.127
Experience more than
20 years	7.580	3.073	0.014
Municipal population
> 100,000	−5.196	2.642	0.050
Specialty degree	−1.538	2.778	0.580
Working in public health center	9.509	3.960	0.017
Central hospital in working municipality	1.067	3.161	0.736