Table 4.
Uni-variate and multi-variate regression analysis for possible predictors of no-reflow.
| Predictors | Uni-variate regression analysis |
Multi-variate regression analysis |
||||
|---|---|---|---|---|---|---|
| Odds ratio | 95% CI | P value | Odds ratio | 95% CI | P value | |
| Age ≥ 60 | 1.73 | (1.1–2.86) | 0.032* | 0.99 | (0.41–2.43) | 0.997 |
| Female gender | 1.948 | (1.13–3.36) | 0.016* | 2.272 | (0.83–6.3) | 0.11 |
| Symptoms- FMC ≥ 4 h | 6.91 | (3.39–14.1) | 0.001* | 7.794 | (2.45–24.8) | <0.001* |
| Anterior Infarctions | 2.84 | (1.63–4.9) | 0.001* | 5.951 | (1.942–18.24) | 0.002* |
| Initial TIMI ≤ 1 | 4.40 | (1.51–12.8) | 0.007* | 0.236 | (0.04–1.6) | 0.13 |
| Syntax score ≥ 19.22 | 6.89 | (3.6–13.2) | <0.001* | 6.515 | (2.26–18.78) | 0.001* |
| Lesion length ≥ 21 mm | 2.82 | (1.54–5.2) | <0.001* | 1.049 | (0.36–3.04) | 0.93 |
| Reference lumen diameter ≥ 3 mm | 16.78 | (5.93–47.5) | <0.001* | 31.066 | (7.94–121.5) | <0.001* |
| High thrombus burden | 45.84 | (16.1–130.3) | <0.001* | 58.764 | (15.23–226.7) | <0.001* |
| Direct stenting | 0.12 | (0.03–0.4) | <0.001* | 0.866 | (0.23–3.26) | 0.83 |
| Thrombus aspiration# | 0.42 | (0.22–0.82) | 0.011* | |||
FMC, First medical contact; TIMI, Thrombolysis In Myocardial Infarction; mm, millimeter.
*
Statistically significant.
#
After correction of Co-varieties including only patients with high thrombus burden.