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Table 1 Values are numbers with percentages in parentheses, unless indicated otherwise

From: Endovascular treatment for acute basilar artery occlusion: a single center retrospective observational study

Variable name

Overall cohort (n = 187)

Demographic data

 Age, mean (SD), years

60 (10)

 Male sex

157 (84.0)

Vascular risk factors

 Hypertension

133 (71.1)

 Diabetes mellitus

51 (27.3)

 Dyslipidemia

30 (16.0)

 Coronary heart disease

21 (11.2)

 Atrial fibrillation

11 (5.9)

 Prior stroke

37 (19.8)

 Premorbid mRS ≥ 3

9 (4.8)

 Current smoking

70 (37.4)

Clinical characteristics

 SBP, mean (SD), mmHg

160 (25)

 NIHSS score, median (IQR)

22 (10–34)

 GCS score, median (IQR)

8 (3–13)

 pc-ASPECTS on DWI, median (IQR)

6 (5–8)

 PMI on DWI, median (IQR)

2 (1–4)

Occlusion site

 Proximal BA (including intracranial VA)

104 (55.6)

 Middle BA

54 (28.9)

 Distal BA

29 (15.5)

 Tandem lesion

25 (13.4)

 Underlying ICAS

117 (62.6)

Presence of PcomA

 No

68 (36.4)

 Unilateral

88 (47.1)

Bilateral

31 (16.6)

ASITN/SIR collateral system

 Grade 0–1

78 (41.7)

 Grade 2

87 (46.5)

 Grade 3–4

22 (11.8)

Stroke subtype by TOAST criteria

 Large artery arteriosclerosis

151 (80.7)

 Cardioembolic

29 (15.5)

 Other or unknown etiology

7 (3.7)

  1. Abbreviations: BA basilar artery, DWI diffusion weighted imaging, GCS Glasgow Coma Scale, ICAS intracranial atherosclerotic stenosis, IQR interquartile range, mRS modified Rankin Scale, NIHSS National Institutes of Health Stroke Scale, pc-ASPECTS posterior circulation Acute Stroke Prognosis Early CT Score, PMI Pons-Midbrain Index, SBP systolic blood pressure, SD standard deviation, TOAST Trial of Org 10,172 in Acute Stroke Treatment, VA vertebral artery