General practitioners' satisfaction with and attitudes to out-of-hours services

Table 4 Regression analysis with overall satisfaction with the organisation of out-of-hours care as dependent variable (0 = not satisfied, 100 = very satisfied) (n = 98; R² = 0.36).

	Unstandardised coefficients		Standardised coefficient
Scales	B	SD	Beta	t	Significance
Constant	106.352	22.154		4.801
Age	-0.034	0.262	-0.012	-0.130	0.897
Gender ^b	-2.188	5.228	-0.037	-0.418	0.677
Cooperative ^a	-75.980	26.073	-1.840	-2.914	(0.005)
Gatekeeper function	0.101	0.149	0.081	0.677	(0.500)
Out-of-hours care is an essential part of primary care	-0.140	0.063	-0.212	-2.216	0.029 ^c
Experienced workload	-0.597	0.152	-0.518	-3.915	(< 0.001)
Gatekeeper * cooperative	0.737	0.247	1.253	2.980	0.004^c
Workload * cooperative	0.487	0.219	0.799	2.225	0.029^c

^a Cooperative: Maastricht = 0; Heerlen = 1; ^b gender: male = 0, female = 1 ^c Only effects that are interpretable
Gatekeeper function (0 = not guaranteed, 100 = highly guaranteed)
Out-of-hours essential part (0 = not essential, 100 = highly essential)
Experienced workload (0 = very low, 100 = very high)

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