Table 1 Comparison of patients’ characteristics between ENDi and No ENDi groups
|  | ENDi (n = 42) | No ENDi (n = 305) | P value |
|---|---|---|---|
Age, mean (SD), years | 66.5 ± 10.7 | 67.1 ± 11.5 | 0.261 |
Male, n (%) | 27 (64.3) | 207 (67.9) | 0.658 |
Symptoms | 0.147 | ||
 Stable | 22 (52.4) | 193 (63.3) | |
 Progressive | 7 (16.7) | 17 (5.6) | |
 Improving | 3 (7.1) | 59 (19.3) | |
 Fluctuating | 10 (23.8) | 36 (11.8) | |
Hypertension, n (%) | 27 (64.3) | 189 (62.0) | 0.697 |
Diabetes mellitus, n (%) | 8 (19.0) | 46 (15.1) | 0.741 |
Coronary heart disease, n (%) | 5 (11.9) | 29 (9.5) | 0.865 |
Atrial fibrillation, n (%) | 6 (14.3) | 46 (15.1) | 0.882 |
Previous stroke, n (%) | 7 (16.7) | 33 (10.8) | 0.841 |
Admission blood glucose level, median (IQR), mmol/L | 6.5 (6.1–8.6) | 6.8 (6.2–9.0) | 0.574 |
Onset-to-imaging time, median (IQR), min | 227 (137–319) | 215 (149–326) | 0.648 |
SBP at admission, median (IQR), mmHg | 158 (141–169) | 131 (118–149) | < 0.001 |
DBP at admission, median (IQR), mmHg | 89 (72–109) | 80 (70–99) | 0.247 |
MAP, median (IQR), mmHg | 107 (92–126) | 98 (84–119) | 0.102 |
SBP variability, median (IQR), mmHg | 32 (22–39) | 14 (6–23) | < 0.001 |
Baseline NIHSS, median (IQR) | 3 (2–3) | 3 (2–3) | 0.847 |
IVT, n (%) | 21 (50.0) | 134 (43.9) | 0.614 |
ASPECTS, median (IQR) | 10 (10–10) | 10 (10–10) | 0.946 |
Occlusion site, n (%) | < 0.001 | ||
 M2 MCA | 2 (4.8) | 72 (23.6) | |
 M1 MCA | 10 (23.8) | 107 (35.1) | |
 ICA | 12 (28.6) | 89 (29.1) | |
 Vertebrobasilar | 18 (42.9) | 37 (12.1) | |
Tmax > 4 s volume, median (IQR), ml | 162 (88–242) | 147 (72–224) | 0.145 |
Tmax > 6 s volume, median (IQR), ml | 63 (39–108) | 40 (18–82) | < 0.001 |
Tmax > 8 s volume, median (IQR), ml | 29 (12–54) | 20 (8–47) | 0.676 |
Core infarct volume, median (IQR), ml | 3 (0–7) | 1 (0–5) | 0.190 |