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Table 1 Baseline data between blend sign group and control group

From: The initial CT blend sign is not associated with poor patient outcomes after stereotactic minimally invasive surgery

Factors

Blend sign group(91)

Control group(151)

P-value

Ages (years, x ± SD)

56.18 ± 12.61

57.58 ± 12.77

0.416

Sex (male, %)

73 (80.2%)

107 (70.9)

0.106

History of smoking(n, %)

46 (50.5%)

75 (49.7%)

0.500

History of drinking(n, %)

41 (45.1%)

67 (46.9%)

0.447

History of hypertension(n, %)

68 (74.7%)

110 (56.7%)

0.004

Anticoagulants(n, %)

2 (2,2%)

4 (2.6%)

0.594

History of diabetes(n, %)

2 (2.2%)

10 (6.4%)

0.119

Haematoma volume (ml, IQR)

37.8 (33–52.5)

38 (31–50)

0.379

Systolic pressure (mmHg, x ± SD)

174.03 ± 24.96

173.33 ± 29.53

0.844

Diastolic pressure (mmHg, x ± SD)

103.75 ± 15.67

100.63 ± 21.70

0.198

GCS on admission (points, IQR)

11 (8–13)

11 (7–13)

0.583

NIHSS on admission (points, IQR)

16 (14–19)

14 (16–21)

0.304

Time from onset to admission (hour, IQR)

5 (3–10)

6 (2–9)

0.802

Time from onset to baseline CT(h, IQR)

4 (2–8)

5 (2.5–10)

0.163

Time from admission to surgery(h, IQR)

15 (9–27)

15 (9.8–27)

0.466

Duration of surgery(h, IQR)

1.4 (1.0–1.9)

1.5 (1.0–2.0)

0.130

Time for removing the tube (days, IQR)

4 (2–6)

4 (3–6)

0.904

Good outcome (n, %)

50 (54.9)

78 (51.7)

0.619

  1. GCS Glasgow Coma Scale, NIHSS National Institute of Health Stroke Scale