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Table 2 Baseline characteristics of patients grouped by systolic SV quartile

From: Effect of short-term blood pressure variability on functional outcome after intra-arterial treatment in acute stroke patients with large-vessel occlusion

Variable

Quartile 1 (≤10.96) n = 18

Quartile 2 (10.97–12.71) n = 18

Quartile 3 (12.72–14.24) n = 18

Quartile 4 (>14.24) n = 18

P-value

Age (years), mean ± SD

64.8 ± 10.2

60.1 ± 12.5

64.6 ± 10.3

69.4 ± 9.4

0.090

Male, n (%)

11 (61.1)

12 (66.7)

9 (50.0)

13 (72.2)

0.557

Hypertension, n (%)

10 (55.6)

12 (66.7)

12 (66.7)

14 (77.8)

0.572

Diabetes mellitus, n (%)

5 (27.8)

9 (50.0)

4 (22.2)

5 (27.8)

0.287

Coronary heart disease, n (%)

3 (16.7)

7 (38.9)

7 (38.9)

4 (22.2)

0.330

Atrial fibrillation, n (%)

7 (38.9)

6 (33.3)

5 (27.8)

6 (33.3)

0.919

Previous history of cerebrovascular disease, n (%)

3 (16.7)

3 (16.7)

0 (0.0)

4 (22.2)

0.243

Current smoker, n (%)

8 (44.4)

12 (66.7)

5 (27.8)

9 (50.0)

0.134

NIHSS score at admission, median (IQR)

9.5 (7.8–14.8)

13 (9.0–16.3)

18 (8.5–21.3)

16.5 (13.8–20.0)

0.070

Glucose level at admission (mg/dL), mean ± SD

149.0 ± 78.1

184.3 ± 141.3

138.4 ± 37.2

137.4 ± 33.7

0.309

SBP level at admission (mmHg), mean ± SD

143.4 ± 23.9

156.7 ± 17.3

158.7 ± 27.0

156.4 ± 23.4

0.189

DBP level at admission (mmHg), mean ± SD

81.9 ± 15.1

87.3 ± 11.1

82.7 ± 12.9

88.8 ± 14.0

0.335

LDL-C at admission (mg/dL), median (IQR)

43.5 (33.9–56.4)

49.0 (36.2–56.0)

36.8 (30.3–3.56.7)

46.2 (41.5–56.4)

0.384

TOAST type, n (%)

 Large artery atherosclerosis

9 (50.0)

11 (61.1)

12 (66.7)

12 (66.7)

0.442

 Cardioembolism

6 (33.3)

6 (33.3)

5 (27.8)

6 (33.3)

0.377

 Clear reason

3 (16.7)

0 (0.0)

1 (5.6)

0 (0.0)

 

 Unknown reason

0 (0.0)

1 (5.6)

0 (0.0)

0 (0.0)

 

ASPECTS at admission, median (IQR)

7.8 (8–9)

8 (8–9)

7 (7–8.3)

7 (6–7.3)

< 0.001a

Vascular lesion

 M1 of the middle cerebral artery

14 (77.8)

16 (88.9)

10 (55.6)

11 (61.1)

0.106

 Internal carotid artery

4 (22.2)

2 (11.1)

8 (44.4)

7 (38.9)

 

Type of anesthesia

 Conscious sedation, n (%)

17 (94.4)

14 (77.8)

16 (88.9)

16 (88.9)

0.491

 General anesthesia, n (%)

1 (5.6)

4 (22.2)

2 (11.1)

2 (11.1)

 

Time from stroke onset to groin puncture (min), mean ± SD

284.6 ± 60.7

300.1 ± 75.8

308.7 ± 84.6

268.7 ± 97.4

0.467

Type of endovascular treatment

 Combined intravenous thrombolysis and thrombectomy, n (%)

4 (22.2)

7 (38.9)

4 (22.2)

4 (22.2)

0.777

 Intra-arterial thrombolysis alone, n (%)

4 (22.2)

2 (11.1)

2 (11.1)

2 (11.1)

 

 Direct mechanical thrombectomy, n (%)

10 (55.6)

9 (50.0)

12 (66.7)

12 (66.7)

 

Frequency of mechanical thrombectomy, median (IQR)

1.5 (0–3)

1.5 (1–2.3)

2 (1.8–3)

2.5 (2–3.3)

0.038a

Rates of successful recanalization, n (%)

18 (100.0)

17 (94.4)

14 (77.8)

13 (72.2)

0.048a

Intracranial haemorrhagic transformation, n (%)

 HI1

1 (5.6)

1 (5.6)

1 (5.6)

2 (11.1)

0.731

 HI2

2 (11.1)

0 (0.0)

1 (5.6)

2 (11.1)

 

 PH1

0 (0.0)

0 (0.0)

1 (5.6)

1 (5.6)

 

 PH2

0 (0.0)

0 (0.0)

0 (0.0)

1 (5.6)

 
  1. NIHSS National Institutes of Health Stroke Scale, SBP systolic blood pressure, DBP diastolic blood pressure, LDL-C low-density lipoprotein cholesterol, ASPECTS Alberta Stroke Program Early CT Score, HI petechial infarction without space-occupying effect, PH haemorrhage (coagulum) with mass effect
  2. aStatistically significant