Table 2

Results of multiple logistic regression analysis for unfavourable (mRS ≥2) and poor (mRS ≥3) outcome in all patients and four subgroups

	All patients		BZ group		ML group		LT group		SL group
	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value
Model 1, mRS ≥2
FVH (+)	3.02 (1.49 to 6.13)	0.002	4.22 (1.25 to 14.25)	0.021	5.44 (1.41 to 20.92)	0.014	1.95 (0.24 to 15.90)	0.531	0.24 (0.01 to 7.36)	0.410
Male	2.00 (0.86 to 4.66)	0.110	0.20 (0.02 to 2.12)	0.180	0.91 (0.17 to 4.99)	0.911	8.74 (0.31 to 246.91)	0.203	3.55 (0.49 to 25.78)	0.211
Age	1.00 (0.97 to 1.03)	0.870	1.01 (0.96 to 1.08)	0.654	1.02 (0.96 to 1.09)	0.448	0.97 (0.89 to 1.06)	0.499	1.01 (0.93 to 1.11)	0.761
Occlusion	1.67 (0.77 to 3.59)	0.192	1.14 (0.97 to 1.33)	0.103	0.58 (0.15 to 2.18)	0.420	20.51 (1.69 to 248.68)	0.018	1.08 (0.03 to 33.89)	0.965
NIHSS-ad	1.18 (1.09 to 1.28)	<0.001	14.19 (1.40 to 143.85)	0.025	1.24 (1.06 to 1.46)	0.007	1.24 (0.96 to 1.60)	0.093	1.03 (0.72 to 1.46)	0.882
Model 2, mRS ≥3
FVH (+)	2.25 (1.01 to 4.97)	0.046	5.52 (0.98 to 31.07)	0.053	4.09 (1.04 to 16.16)	0.045	1.53 (0.16 to 14.40)	0.709	NA	NA
Male	1.40 (0.54 to 3.62)	0.488	0.30 (0.02 to 3.94)	0.363	0.56 (0.09 to 3.58)	0.537	8.48 (0.33 to 217.26)	0.197	0.70 (0.08 to 6.26)	0.754
Age	1.00 (0.97 to 1.03)	0.937	1.05 (0.96 to 1.14)	0.338	1.03 (0.97 to 1.09)	0.318	0.88 (0.77 to 1.00)	0.051	1.04 (0.93 to 1.16)	0.511
Occlusion	2.90 (1.32 to 6.37)	0.008	32.43 (3.21 to 327.27)	0.003	2.10 (0.57 to 7.82)	0.268	5.39 (0.54 to 54.04)	0.152	0.01 (0.01 to 999.99)	0.999
NIHSS-ad	1.21 (1.11 to 1.31)	<0.001	1.34 (1.07 to 1.68)	0.010	1.14 (1.02 to 1.27)	0.019	1.69 (1.18 to 2.44)	0.004	1.30 (0.83 to 2.02)	0.253

Model 1 used mRS ≥2 as dependent variable; model 2 used mRS ≥3 as dependent variable.
The bolded entries mean significance.
BZ group, border-zone infarct group; FVH, fluid-attenuated inversion recovery vascular hyperintensity; LT group, large territory infarct group; ML group, multiple lesion infarcts group; mRS, modified Rankin Scale; NA, not available; NIHSS-ad, National Institute of Healthy Stroke Scale at admission; SL group, single cortical or subcortical lesion group.