Level of agreement between patient-reported EQ-5D responses and EQ-5D responses mapped from the SF-12 in an injury population

Table 2 Actual EQ-5D-3L versus estimated (using SF-12) EQ-5D-3L responses for each EQ-5D-3L item*

		Estimated EQ-5D-3L responses from SF-12
		No problems	Some problems	Severe problems
Actual EQ-5D-3L responses
6 months	(n = 7504)
Mobility	No problems	3756	715	9
	Some problems	1177	1774	35
	Severe problems	8	29	1
Self-care	No problems	6094	281	36
	Some problems	828	193	18
	Severe problems	40	12	2
Usual activities	No problems	3143	436	23
	Some problems	1642	1781	188
	Severe problems	49	174	68
Pain/discomfort	No problems	2190	953	29
	Some problems	966	2462	382
	Severe problems	31	268	223
Anxiety/depression	No problems	4310	647	33
	Some problems	868	1075	146
	Severe problems	74	219	132
12 months	(n = 8722)
Mobility	No problems	4941	804	9
	Some problems	1154	1736	40
	Severe problems	17	21	0
Self-care	No problems	7318	287	28
	Some problems	829	187	27
	Severe problems	31	13	2
Usual activities	No problems	4333	496	26
	Some problems	1611	1785	249
	Severe problems	38	138	46
Pain/discomfort	No problems	3185	1180	34
	Some problems	916	2467	384
	Severe problems	22	282	252
Anxiety/depression	No problems	5294	699	41
	Some problems	913	1102	155
	Severe problems	91	278	149

*No shading represents agreement, light shading represents over-estimation, and darker shading represents under-estimation of problems by the SF-12 to EQ-5D-3L algorithm

ISSN: 1478-7954