Table 3

Multivariate analysis

Factor	Estimate	Std. Error	Sig.	95% CI		Type III tests of fixed effects
				Lower bound	Upper bound	Type III tests of fixed effects
				Lower bound	Upper bound	F	Sig.
Gender	0.231695	0.214490	0.283	−0.194246	0.657636	1.167	0.283
Age*						1.980	0.104
35–45	0.152694	0.373422	0.684	−0.588720	0.894108
46–55	0.328651	0.479081	0.494	−0.622714	1.280016
56–65	1.271745	0.636964	0.049	0.006623	2.536867
>65	1.623360	0.846084	0.058	−0.057468	3.304188
Practice setting	−0.043164	0.204442	0.833	−0.449191	0.362862	0.045	0.833
Experience	0.034933	0.165673	0.833	−0.294085	0.363951	0.044	0.833
Year of graduation	0.023610	0.021780	0.281	−0.019663	0.066882	1.175	0.281
No. of patients seen per year †						0.884	0.495
200–400	0.260402	0.290720	0.373	−0.316850	0.837655
400–600	0.268877	0.354096	0.450	−0.434286	0.972041
600–800	0.668014	0.345667	0.056	−0.018439	1.354468
800–1000	0.541889	0.396907	0.176	−0.246757	1.330536
>1000	0.424620	0.380900	0.268	−0.331797	1.181038

Associations between all physician-related factors (independent variable) analysed together and scores (dependent variable) in the mixed model with scenario and physicians as random effects
*Age <35 was a reference category.
† Number of patients <200 a year was a reference category.