Parameter | Decreased EF (n=40) | Normal EF (n=191) | P value |
Age (years), median (IQR) | 71.5 (58.3–79.8) | 67 (55–76) | n.s.* |
M/F | 25/15 | 111/80 | n.s.† |
NIHSS score, median (IQR) | 13 (10.0–19.5) | 14 (7.0–18.0) | n.s.* |
MBP on admission (mm Hg), median (IQR) | 108.7 (96.5–117.3) | 113.5 (101.7–126.5) | n.s.* |
LVEF, n (%) | 45 (40–50) | 60 (55–60) | <0.001* |
Troponin I >0.1 ng/mL, n (%) | 7 (17.5) | 8 (4.2) | 0.006† |
Wall motion abnormalities, n (%) | 17 (42.5) | 10 (5.2) | <0.001† |
Atrial fibrillation, n (%) | 24 (60.0) | 50 (26.2) | <0.001† |
Infarct volume (mL), median (IQR) | 53.8 (16.8–147.6) | 30.0 (6.4–104.7) | 0.042* |
*Mann–Whitney U test.
†Fisher’s exact test.
EF, ejection fraction; LVEF, left ventricular ejection fraction; MBP, mean blood pressure; M/F, male-to-female ratio; NIHSS, National Institutes of Health Stroke Scale; n.s., not significant.