Table 2

Predictors of functional outcomes at discharge in patients with a National Institutes of Health Stroke Scale score of <8 and proximal intracranial vessel occlusion

Ambulate independently (n=127 total) (n (%) unless otherwise specified)Unable to ambulate independently (n=77) (n (%) unless otherwise specified)p Value
Demographics
 Age (years) (mean±SD)68±13.676±13.3<0.001
 Female sex61 (48)49 (64)0.042
 NIHSS score on admission (mean±SD)2.0±2.13.5±2.3<0.001
 Admission NIHSS score 0–4106 (83)49 (64)0.002
 Admission NIHSS score 5–721 (17)28 (36)0.002
Cerebrovascular risk factors
 Atrial fibrillation18 (14)18 (23)0.13
 Coronary artery disease or myocardial infarction33 (26)17 (22)0.62
 Heart failure6 (5)9 (12)0.095
 Diabetes mellitus43 (34)23 (30)0.64
 Hypertension90 (71)63 (82)0.096
 Dyslipidemia64 (50)41 (53)0.77
 Current smoker29 (23)11 (14)0.15
Occlusion site
 MCA1/261 (48)29 (38)0.19
 ACA1/26 (5)5 (6)0.75
 Intracranial ICA22 (17)13 (17)1
 Basilar7 (6)10 (13)0.071
 P1/230 (24)25 (32)0.19
Presenting symptom
 Weakness86 (68)59 (77)0.2
 Aphasia/dysarthria41 (32)22 (29)0.64
 Altered level of consciousness16 (13)12 (16)0.54
  • ACA1/2, A1 or A2 segment of the anterior cerebral artery; ICA, internal carotid artery; NIHSS, National Institutes of Health Stroke Scale; MCA1/2, M1 or M2 segment of the middle cerebral artery; P1/2, P1 or P2 segment of the posterior cerebral artery.