Table 5.
Cox proportional hazard analysis for all-cause mortality in patients with LVEF ≥ 50%.
| Univariable Analysis | Multivariable Analysis * | |||
|---|---|---|---|---|
| Variable | HR (95% CI) | p-Value | HR (95% CI) | p-Value |
| Strain-based groups | 0.011 | 0.033 | ||
| Preserved | Reference group | Reference group | ||
| Single-ventricle impaired | 1.608 (1.065–2.427) | 0.024 | 1.872 (1.169–3.136) | 0.010 |
| Biventricular impaired | 2.050 (1.264–3.324) | 0.004 | 2.018 (1.068–3.639) | 0.030 |
Abbreviations: LVEF: left ventricular ejection fraction; HR: hazard ratio; CI: confidence interval. * Adjusted for: age, male sex, smoking, diabetes mellitus, coronary artery disease, peripheral artery disease, chronic kidney disease, atrial fibrillation, severe tricuspid regurgitation.