Table 3.
Univariable and multivariable predictors of residual ischemia
| Univariable analysis | Multivariable analysis | |||
|---|---|---|---|---|
| OR (95% CI) | P-value | OR (95% CI) | P-value | |
| Model 1: baseline variables | ||||
| Age | 1.01 (1.00–1.03) | 0.09 | 1.01 (0.99–1.03) | 0.36 |
| Male | 0.87 (0.58–1.30) | 0.49 | 0.98 (0.63–1.53) | 0.94 |
| Diabetes | 1.54 (1.09–2.18) | 0.02 | 1.44 (1.00–2.08) | 0.051 |
| Previous myocardial infarction | 1.60 (1.10–2.31) | 0.01 | 1.31 (0.87–1.98) | 0.20 |
| LVEF, per 10% decrease | 1.43 (1.15–1.78) | 0.001 | 1.30 (1.02–1.67) | 0.03 |
| Multi-vessel disease | 1.20 (0.85–1.70) | 0.29 | 1.08 (0.75–1.57) | 0.67 |
| True LM bifurcation | 1.20 (0.81–1.78) | 0.36 | 1.79 (1.15–2.80) | 0.01 |
| LM moderate-to-severe calcification | 1.39 (0.93–2.09) | 0.11 | 1.34 (0.87–2.07) | 0.19 |
| Pre-PCI LM-LAD RVD (per 0.1 decrease) | 1.02 (0.99–1.05) | 0.24 | 0.98 (0.95–1.02) | 0.28 |
| Pre-PCI LM-LAD %DS (per 10% increase) | 1.08 (0.98–1.19) | 0.14 | 0.98 (0.88–1.09) | 0.68 |
| Pre-PCI LCX RVD (per 0.1 decrease) | 1.05 (1.02–1.08) | 0.001 | 1.05 (1.02–1.09) | 0.04 |
| Pre-PCI LCX %DS (per 10% increase) | 0.98 (0.91–1.06) | 0.68 | 0.94 (0.86–1.02) | 0.13 |
| Anatomic SYNTAX score (per 1 increase) | 1.06 (1.03–1.08) | <0.0001 | 1.06 (1.03–1.08) | <0.0001 |
| Pre-PCI LAD μQFR (per 0.1 decrease) | 1.77 (0.88–3.56) | 0.11 | 0.96 (0.88–1.04) | 0.29 |
| Pre-PCI LCX μQFR (per 0.1 decrease) | 1.23 (1.15–1.32) | <0.0001 | 1.28 (1.18–1.39) | <0.0001 |
| Model 2: procedural variables | ||||
| IVUS guidance | 0.74 (0.53–1.04) | 0.08 | 0.95 (0.66–1.37) | 0.79 |
| Total number of stents per LM lesion | 0.92 (0.74–1.16) | 0.49 | 0.99 (0.78–1.26) | 0.94 |
| Provisional one-stent crossover technique | 2.91 (1.75–4.85) | <0.0001 | 2.03 (1.12–3.70) | 0.02 |
| POT performed | 1.32 (0.94–1.86) | 0.11 | 0.97 (0.66–1.42) | 0.87 |
| Final kissing balloon inflation | 0.51 (0.36–0.73) | 0.0002 | 0.69 (0.46–1.03) | 0.07 |
| Post-dilation performed | 0.94 (0.54–1.64) | 0.82 | 1.22 (0.66–2.26) | 0.53 |
| Post-PCI LM-LAD %DS (per 10% increase) | 1.06 (0.72–1.55) | 0.77 | 1.04 (0.69–1.55) | 0.86 |
| Post-PCI LCX %DS (per 10% increase) | 1.26 (1.14–1.38) | <0.0001 | 1.18 (1.07–1.30) | 0.001 |
| Residual SYNTAX score (per 1 increase) | 1.11 (1.08–1.14) | <0.0001 | 1.10 (1.07–1.14) | <0.0001 |