Table 1.

Main Model: Knee Arthrosis

Quality Domain	Attributes and Levels	Coeff	SE	[95% CI]
Accessibility	Travel distance
	150 km	Reference value
	50 km	0.367a	0.050	0.268–0.465
	10 km	0.785a	0.057	0.673–0.897
Expertise/competence	No. of knee operations per month
	2	Reference value
	8	0.222a	0.053	0.118–0.327
	10	0.240a	0.051	0.139–0.341
	Type of hospital
	General	Reference value
	University	−0.025	0.053	−0.129 to 0.079
	Orthopedic	0.075	0.052	−0.026 to 0.176
Advice and referral	Provider recommended by…
	Family	Reference value
	Patient organization	0.020	0.051	−0.080 to 0.119
	General practitioner	0.197a	0.051	0.096–0.297
Timelineness	Waiting time (weeks)
	20	Reference value
	8	0.112a	0.054	0.006–0.218
	2	0.139a	0.050	0.041–0.238
Care process	Information is given to you…
	Before treatment, written	Reference value
	Before treatment, written and oral	0.102a	0.052	0.000–0.203
	Continuously, written and oral	0.121a	0.050	0.022–0.220
Patient‐centeredness	Prior exp. with hospital
	Not very good	Reference value
	Never been there before	0.195a	0.053	0.092–0.298
	Good	0.624a	0.057	0.512–0.736
	Prior exp. with medical specialist
	Did not match very well	Reference value
	Never been there before	0.056	0.058	−0.058 to 0.169
	Matched well	0.373a	0.049	0.277–0.469
Effectiveness/Safety	Average before‐after degree of knee bending
	30°	Reference value
	90°	1.068a	0.052	0.965–1.170
	120°	1.502a	0.058	1.389–1.615
	Risk of wound infections (%)
	5	Reference value
	2,5	0.327a	0.050	0.230–0.424
	1	0.527a	0.050	0.429–0.624

^a p < .05.