Table 2. Multivariate linear regression analysis showing independent predictors of the SYNTAX score.
| Variables | Univariate regression analysis | Multivariate regression analysis | ||
|---|---|---|---|---|
| Beta (95% CI) | p | Beta (95% CI) | p | |
| Insulin resistance index | 0.378 (1.421 - 4.524) | <0.001 | 0.133 (-0.123 - 2.209) | 0.079 |
| Irisin | 0.690 (24.73 - 32.26) | <0.001 | -0.566 (-0.072 - -0.042) | <0.001 |
| Fasting blood glucose | 0.117 (-0.119 - 0.409) | 0.277 | ||
| HDL | -0.242 (-0.525 - -0.042) | 0.022 | -0.055 (-0.244 - 0.114) | 0.474 |
| hs-CRP | 0.454 (0.931 - 2.270) | <0.001 | 0.229 (0.265 - 1.348) | 0.004 |
| BMI | -0.028 (0.920 - 1.93) | 0.798 | ||
| Smoking | 0.125 (-2.136 - 8,341) | 0.242 | ||
| Hypertension | 0.078 (-3.115 - 6,694) | 0.470 | ||
| Age | 0.146 (-0.079 - 0.440) | 0.171 | ||
| LVEF | -0.343 (-0.808 - 0.213) | 0.001 | -0.139 (-0.426 - 0.014) | 0.066 |
SYNTAX: synergy between percutaneous coronary intervention with taxus and cardiac surgery, CI: confidence interval, HDL: high density lipoprotein-cholesterol, hs-CRP: high sensitive C-reactive protein, BMI: body mass index, LVEF: left ventricle ejection fraction