Table 3.
Univariate predictors of low LVEF at baseline
| Baseline LVEF <50%, n = 72 | Baseline LVEF ≥50%, n = 205 | OR (95% CI) | P Valuea | |
|---|---|---|---|---|
| Connective‐tissue disorder | 7 (9.7) | 2 (1.0) | 10.93 (2.216‐53.59) | 0.003 |
| STEMI presentation | 28 (38.9) | 39 (19.0) | 2.71 (1.504‐4.878) | 0.001 |
| SCAD in LAD territory | 47 (65.3) | 88 (42.9) | 2.50 (1.430‐4.369) | 0.002 |
| Revascularization for SCAD | 20 (27.8) | 31 (15.1) | 2.16 (1.136‐4.102) | 0.017 |
| >1 artery segment dissected | 13 (18.1) | 21 (10.2) | 1.93 (0.911‐4.092) | 0.082 |
| Type 2 SCAD is present | 58 (80.6) | 137 (66.8) | 2.06 (1.071‐3.947) | 0.030 |
| Peak TnI (>50 µg/L) | 16.6 (3.1–27.2) | 5.2 (1.7–11.7) | 1.02 (1.006‐1.032) | 0.005 |
| SCAD segment length (per 1 mm) | 57.2 ± 28.5 | 45.2 ± 22.4 | 1.02 (1.006‐1.032) | 0.003 |
| SCAD segment stenosis (per 1%) | 84.4 ± 14.9 | 78.9 ± 17.9 | 1.02 (1.001‐1.039) | 0.035 |
Abbreviations: CI, confidence interval; IQR, interquartile range; LAD, left anterior descending artery; LVEF, left ventricular ejection fraction; OR, odds ratio; SCAD, spontaneous coronary artery dissection; SD, standard deviation; STEMI, ST‐segment elevation myocardial infarction; TnI, troponin I.
Data are presented as n (%), mean ± SD, or median (IQR).
a
P value for logistic regression.