Table 3.

Primary outcome as the improvement of mRS score in prespecified subgroups

Subgroup	No		Changes in mRS score
	GA	MAC	GA	MAC	Difference (95% CI)
Age
≤70	45	39	-2.15 (-2.74 to -1.56)	-2.51 (-3.06 to -1.97)	-0.56 (-0.40 to 0.28)
>70	27	28	-2.16 (-2.66 to -1.66)	-2.32 (-2.98 to -1.66)	-0.08 (-0.81 to -0.66)
Sex
Male	38	34	-2.37 (-2.88 to -1.85)	-2.44 (-3.06 to -1.82)	0.35 (-0.57 to 1.28)
Female	34	33	-1.91 (-2.47 to -1.45)	-2.42 (-2.00 to -1.86)	-0.79 (-1.56 to -0.02)
NIHSS
>17	24	30	-2.04 (-2.53 to -1.55)	-2.33 (-2.96 to -1.70)	-0.29 (-1.21 to 0.63)
≤17	48	37	-2.21 (-2.72 to -1.69)	-2.51 (-3.07 to -1.95)	-0.30 (-1.21 to 0.62)
Hypertension
Yes	34	31	-2.15 (-2.69 to -1.60)	-2.58 (-3.13 to -2.03)	-0.42 (-1.04 to 0.20)
No	38	36	-2.16 (-2.70 to -1.62)	-2.31 (-2.93 to -1.69)	-0.14 (-0.94 to 0.66)
DHR
>30%	10	6	-2.60 (-3.62 to -1.58)	-2.33 (-4.86 to 0.21)	-1.00 (-3.20 to 1.20)
≤30%	62	61	-2.08 (-2.49 to -1.67)	-2.44 (-2.86 to -2.03)	-0.23 (-0.80 to 0.34)
SR	53	51	-2.19 (-2.59 to -1.78)	-2.37 (-2.85 to -1.89)	-0.25 (-0.95 to 0.44)

Note: GA: general anesthesia; MAC: monitored anesthesia care; NIHSS: National Institutes of Health Stroke Scale scores.