Table 4:

Change in quality of life at end of follow-up

Variable; patient group	No. of patients	EQ-5D score,^* mean ± SD		Difference from baseline (95% CI)	Between-group difference (95% CI), intervention–control^†
Variable; patient group	No. of patients	At baseline	At 12 mo	Difference from baseline (95% CI)	Between-group difference (95% CI), intervention–control^†
All patients
Intervention	164	0.80 ± 0.22	0.67 ± 0.27	0.13 (0.09 to 0.15)	0.02 (−0.03 to 0.06)
Control	164	0.79 ± 0.22	0.67 ± 0.27	0.12 (0.10 to 0.17)	0.02 (−0.03 to 0.06)
Rankin score ≤ 1
Intervention	91	0.87 ± 0.20	0.76 ± 0.22	0.11 (0.06 to 0.15)	0.00 (−0.06 to 0.06)
Control	90	0.88 ± 0.15	0.76 ± 0.21	0.11 (0.07 to 0.14)	0.00 (−0.06 to 0.06)
Rankin score ≥ 2
Intervention	73	0.72 ± 0.22	0.56 ± 0.27	0.16 (0.11 to 0.21)	0.04 (−0.04 to 0.11)
Control	74	0.68 ± 0.25	0.55 ± 0.28	0.13 (0.07 to 0.19)	0.04 (−0.04 to 0.11)

Note: CI = confidence interval, EQ-5D = EuroQol 5-dimension index, SD = standard deviation.
↵* Unless stated otherwise. A lower EQ-5D score indicates worse quality of life.
↵† t test used for CIs.