Table 4:

Stepwise multivariate regression analysis for favorable outcome (mRS ≤2)

	Odds Ratio	95% CI	P Value	Univariate r2
First step (multivariate r2 = 0.42)
Age (older than 70 years)	1.0	0.23–5.8	.95	0.0
Smoking	0.84	0.20–4.5	.83	0.02
Atrial fibrillation	0.41	0.10–1.6	.21	0.14
Sections with FHV (>4)	0.89	0.2–3.9	.88	0.12
HIR (>0.447)	0.24	0.05–1.1	.07	0.24
NIHSS score on admission	0.93	0.83–1.0	.12	0.25
Baseline lesion volume	0.96	0.90–1.0	.12	0.21
Last step (multivariate r2 = 0.36)
HIR (>0.447)	0.17	0.05–0.57	< .01
Baseline lesion volume	0.95	0.90–1.0	.05