Table 1 Baseline characteristics of all patients and patients with/without BGI
Variables | All patients (n = 276) | Patients with BGI (n = 120) | Patients without BGI (n = 156) | P value |
|---|---|---|---|---|
Age, years, median (IQR) | 69 (62–77) | 71 (62–79) | 69 (62–75) | 0.067 |
Sex, female, n (%) | 88 (31.9) | 36 (30.0) | 52 (33.3) | 0.556 |
BMI, kg/m2, mean ± SD | 24.6 ± 3.0 | 24.7 ± 3.4 | 24.6 ± 2.7 | 0.775 |
Pre-stroke mRS ≥ 1, n (%) | 16 (5.8) | 4 (3.3) | 12 (7.7) | 0.124 |
Medical history, n (%) | ||||
Hypertension | 148 (53.6) | 66 (55.0) | 82 (52.6) | 0.687 |
Diabetes mellitus | 63 (22.8) | 29 (24.2) | 34 (21.8) | 0.642 |
Antidiabetic treatment | 38 (13.8) | 18 (15.0) | 20 (12.8) | 0.602 |
Ischemic stroke/TIA | 32 (11.6) | 13 (10.8) | 19 (12.2) | 0.729 |
Atrial fibrillation | 115 (41.7) | 54 (45.0) | 61 (39.1) | 0.325 |
Current smoking | 113 (40.9) | 47 (39.2) | 66 (42.3) | 0.599 |
Current stroke event | ||||
SBP, mmHg, mean ± SD | 144.2 ± 26.9 | 140.9 ± 28.3 | 146.7 ± 25.6 | 0.080 |
DBP, mmHg, mean ± SD | 80.2 ± 15.4 | 77.3 ± 15.3 | 82.4 ± 15.2 | 0.005 |
Baseline NIHSS score, median (IQR) | 17 (13–22) | 18 (14–25) | 16 (12–21) | 0.009 |
ASPECTS, median (IQR) | 8 (7–10) | 8 (7–10) | 8 (7–10) | 0.586 |
Blood glucose, mmol/L, median (IQR) | 7.3 (6.4–9.5) | 6.9 (6.3–8.2) | 7.6 (6.6–10.1) | 0.001 |
Intravenous thrombolysis, n (%) | 135 (48.9) | 53 (44.2) | 82 (52.6) | 0.167 |
Occlusion site, n (%) | 0.172 | |||
M1 | 133 (48.2) | 51 (42.5) | 82 (52.5) | |
M2 | 27 (9.8) | 11 (9.2) | 16 (10.3) | |
Intracranial ICA | 116 (42.0) | 58 (48.3) | 58 (37.2) | |
Poor collaterals, n (%) | 74 (26.8) | 29 (24.2) | 45 (28.8) | 0.384 |
Anesthesia, n (%) | 0.394 | |||
General anesthesia | 12 (4.4) | 6 (5.0) | 6 (3.9) | |
Local anesthesia | 137 (49.6) | 54 (45.0) | 83 (53.2) | |
Conscious sedation | 127 (46.0) | 60 (50.0) | 67 (42.9) | |
OPT, min, median (IQR) | 260 (180–355) | 278 (185–395) | 246 (178–336) | 0.049 |
ORT, min, median (IQR) | 320 (241–415) | 334 (256–453) | 307 (240–393) | 0.033 |
Device-pass number, median (IQR) | 2 (1–3) | 2 (1–3) | 1 (1–2) | 0.135 |
Reperfusion status, n (%) | 0.296 | |||
mTICI 2b | 135 (48.9) | 63 (52.5) | 72 (46.2) | |
mTICI 3 | 141 (51.1) | 57 (47.5) | 84 (53.8) | |
Stroke subtype, n (%) | 0.698 | |||
Cardioembolism | 150 (54.4) | 63 (52.5) | 87 (55.8) | |
Large-artery atherosclerosis | 119 (43.1) | 53 (44.2) | 66 (42.3) | |
Others | 7 (2.5) | 4 (3.3) | 3 (1.9) | |
SICH | 22 (8.0) | 8 (6.7) | 14 (9.0) | 0.483 |
Futile recanalization, n (%) | 161 (58.3) | 84 (70.0) | 77 (49.4) | 0.001 |