Table 3.
Predictors of TTS Recurrence With Univariate Cox Regression
| Unadjusted HR (95% CI) | P Value | |
|---|---|---|
| Age | 0.989 (0.936-1.044) | 0.6789 |
| Hypertension | 1.025 (0.353-2.974) | 0.9645 |
| Diabetes | 0.829 (0.105-6.521) | 0.8585 |
| Chronic obstructive pulmonary disease | 0.419 (0.051-3.412) | 0.4160 |
| Trigger for index TTS event | 1.067 (0.323-3.520) | 0.9157 |
| Left ventricular ejection fraction (at index TTS event) | 1.014 (0.964-1.065) | 0.5962 |
| Ballooning pattern at index event | 0.0607 | |
| Apical | reference | - |
| Basal | 7.260 (1.421-37.086) | 0.0172 |
| Focal | 1.454 (0.291-7.258) | 0.6482 |
| Midventricular | 3.971 (0.963-16.373) | 0.0564 |
| History of depression | 1.197 (0.356-4.026) | 0.7720 |
| Antidepressant use | 1.566 (0.490-5.004) | 0.4497 |
| CAQ total Score | 1.092 (0.498-2.396) | 0.8261 |
| Spielberger State-Trait Anxiety Inventory score | 1.012 (0.971-1.055) | 0.5695 |
| Perceived stress scale | 0.984 (0.935-1.034) | 0.5204 |
| PTSD checklist | 1.020 (0.982-1.059) | 0.3096 |
| Patient Health Quetionnaire-9 score | 0.981 (0.890-1.081) | 0.6949 |
| Total ETI score | 1.080 (0.965-1.209) | 0.1822 |