Table 3. Logistic regression analysis for factors associated with ETT positive test.
| Variables | Univariable analysis | Multivariable analysis | ||
|---|---|---|---|---|
| OR (95% CI) | P value | OR (95% CI) | P value | |
| Age | 1.03 (1.01–1.05) | 0.001 | 1.02 (1.00–1.03) | 0.13 |
| Sex, male | 0.75 (0.47–1.20) | 0.23 | 0.77 (0.47–1.28) | 0.31 |
| Acute coronary syndrome | 0.61 (0.44–0.84) | 0.003 | 0.87 (0.60–1.26) | 0.47 |
| Diabetes mellitus | 0.89 (0.65–1.23) | 0.48 | 0.88 (0.62–1.25) | 0.48 |
| Hypertension | 1.50 (1.09–2.07) | 0.01 | 1.10 (0.77–1.57) | 0.60 |
| Dyslipidemia | 0.73 (0.52–1.02) | 0.07 | 0.90 (0.62–1.30) | 0.56 |
| Chronic kidney disease | 3.50 (1.29–9.53) | 0.01 | 2.08 (0.69–6.30) | 0.19 |
| Previous PCI | 2.30 (1.54–3.42) | < 0.001 | 1.84 (1.19–2.83) | 0.006 |
| CTO PCI | 1.53 (0.98–2.40) | 0.06 | 1.09 (0.66–1.78) | 0.75 |
| Thrombotic occlusion PCI | 0.23 (0.12–0.44) | < 0.001 | 0.38 (0.19–0.78) | 0.008 |
| Bifurcation PCI | 1.33 (0.93–1.91) | 0.12 | 1.24 (0.84–1.82) | 0.27 |
| 2nd generation DES | 0.43 (0.24–0.75) | 0.003 | 0.58 (0.31–1.08) | 0.09 |
| Multi-vessel disease | 2.84 (2.02–3.97) | < 0.001 | 2.11 (1.44–3.09) | < 0.001 |
| Residual SYNTAX score ≤ 8 | 0.35 (0.23–0.52) | < 0.001 | 0.59 (0.38–0.93) | 0.02 |
ETT = exercise treadmill testing, OR = odds ratio, CI = confidence interval, PCI = percutaneous coronary intervention, CTO = chronic total occlusion, DES = drug-eluting stent, SYNTAX = Synergy Between PCI With Taxus and Cardiac Surgery.