Table 3.
Parameters related to long-term prognosis following OPCAB procedure.
| Parameter | Cut-off Point | AUC | Sensitivity (%) | Specificity (%) | p-Value |
|---|---|---|---|---|---|
| Demographical: | |||||
| 1. Age | >62 years | 0.578 | 73.81 | 41.14 | p = 0.019 |
| Echocardiography: | |||||
| 1. Preoperative LV | LV > 49 mm | 0.594 | 51.81 | 63.16 | <0.005 |
| 2. Preoperative LVEF | LVEF <50% | 0.639 | 61.45 | 60.27 | <0.001 |
| 3. Postoperative LV | LV > 48 mm | 0.633 | 67.47 | 58.74 | <0.001 |
| 4. Postoperative LVEF | LVEF < 45% | 0.718 | 53.01 | 83.02 | <0.001 |
| Haematological indices: | |||||
| 1. Preoperative NLR | NLR >2.5 | 0.570 | 68.67 | 45.52 | 0.025 |
| 2. Postoperative NLR | NLR >3.5 | 0.640 | 49.40 | 75.80 | <0.001 |
| 3. Preoperative MLR | MLR >0.2 | 0.577 | 84.34 | 32.49 | 0.012 |
| 4. Postoperative MLR | MLR> 0.49 | 0.577 | 84.34 | 57.19 | 0.025 |
| 5. Preoperative MCHC | MCHC < 21.1 | 0.613 | 59.04 | 56.80 | <0.001 |
| 6. Postoperative MCHC | MCHC < 21.2 | 0.581 | 65.48 | 60.10 | 0.016 |
| 7. Postoperative PLR | PLR >136 | 0.593 | 55.95 | 57.79 | 0.039 |
Abbreviations: AUC—area under the curve, COPD—chronic obstructive pulmonary disease, LVEF—left ventricle ejection fraction, MCHC—mean corpuscular hemoglobin concentration, MLR—monocyte to lymphocyte ratio, NLR—neutrophil to lymphocyte ratio, PAD—peripheral artery disease, PLR—platelets to lymphocyte ratio.