Table 4.

EQ utility index and visual analogue scale score assessment of overall health at 18 months

	Alteplase group		Control group		Adjusted analysis*		Unadjusted analysis†
	n	Mean (SE)	n	Mean (SE)	Mean difference (SE)	p value	Mean difference (SE)	p value
Visual analogue scale score	653	62·07 (0·90)	648	60·57 (0·91)	2·18 (1·21)	0·072	1·49 (1·28)	0·244
EQ utility index	674	0·550 (0·015)	667	0·502 (0·016)	0·062 (0·020)	0·002	0·049 (0·022)	0·028

^*Adjusted for age, National Institutes of Health Stroke Scale score, delay from onset to enrolment, and presence of visible ischaemia on the baseline scan.

^†Significance based on t test. Utility based on UK time trade-off valuations on a scale of −1 to +1.