Table 3

Patient characteristics of the three nationwide studies in percentage

		Response	Male	>60 years	High education	Good health status
2003	Inpatient	53	50	37	29	66
2003	Outpatient	52	44	34	33	63
2005	Inpatient	55	49	40	30	66
2005	Outpatient	52	44	36	35	65
2007	Inpatient	55	49	41	31	66
2007	Outpatient	51	45	38	35	65