Table 4 Univariable Cox regression analysis was performed to examine the associations of all-cause mortality.
Variable | HR | 95% CI lower bound | 95% CI upper bound | p value |
|---|---|---|---|---|
LV mechanical dispersion calculated as the standard deviation of time-to-peak longitudinal strain across the entire cardiac cycle | 1.03 | 1.01 | 1.06 | 0.004 |
LV mechanical dispersion restricted to systole | 0.98 | 0.95\ | 1.02 | 0.52 |
LV mechanical dispersion normalised to heart rate | 1.43 | 1.14 | 1.81 | 0.002 |
Age | 1.06 | 1.02 | 1.09 | 0.002 |
GLS | 0.87 | 0.78 | 0.97 | 0.008 |
Conduction abnormalities | 3.61 | 1.09 | 11.89 | 0.03 |
Female gender | 0.31 | 0.08 | 1.19 | 0.09 |
Coronary artery disease | 13.86 | 3.67 | 52.48 | < 0.001 |
CKD | 0.03 | 0.01 | 572.91 | 0.48 |
