Table II.

Frequency distribution (profile) of the EQ-5D descriptive system for comparison.¹

	Group A			Group B			Group C
EQ-5D profile	Baseline (n = 47)	6 months (n = 38)	12 months (n = 34)	Baseline (n = 49)	6 months (n = 37)	12 months (n = 39)	Baseline (n = 48)	6 months (n = 35)	12 months (n = 33)
Mobility:
No problems (%)	13	19	30	14	17	18	8	18	15
Some problems (%)	79	81	64	78	83	74	83	76	76
Confined to bed (%)	8	0	6	8	0	8	8	6	9
Self-care:
No problems (%)	62	60	76	67	60	71	62	52	66
Some problems (%)	30	34	12	30	35	24	25	39	22
Unable to (%)	8	6	12	4	5	5	13	9	12
Usual activities:
No problems (%)	45	47	53	47	38	44	44	24	55
Some problems (%)	30	37	32	31	46	36	29	65	21
Unable to (%)	26	16	15	22	16	20	27	12	24
Pain/discomfort:
None (%)	28	5	23	24	16	18	25	11	24
Moderate (%)	53	63	53	51	54	54	62	74	49
Extreme (%)	19	32	24	25	30	28	13	15	27
Anxiety/depression:
None (%)	36	42	56	51	40	37	56	47	42
Moderate (%)	60	47	38	41	57	55	40	53	54
Extreme (%)	4	11	6	8	3	8	4	0	4

Note: ¹The EQ-5D index varied over time, but there were no statistically significant differences in or between the groups.