ORs of significant risk factors in SinoSCORE and derived SinoSCORE
| Variable | SinoSCORE OR (95% CI)11 | DerivedSinoSCORE* OR (95% CI) |
| Age (years) | 1.06 (1.04 to 1.08) | |
| 65–69 | 1.69 (1.05 to 2.70) | |
| 70–74 | 1.72 (1.07 to 2.76) | |
| ≥75 | 2.95 (2.00 to 4.35) | |
| BMI | 0.91 (0.87 to 0.96) | |
| ≥24 | 2.19 (0.64 to 8.49) | |
| <18 | 0.78 (0.56 to 1.07) | |
| LVEF <50% | 0.97 (0.95 to 0.98) | 1.85 (1.37 to 2.50) |
| NYHA | 1.92 (1.43 to 2.58) | |
| Stage III | 1.58 (1.09 to 2.28) | |
| Stage IV | 2.24 (1.50 to 3.35) | |
| Chronic renal failure | 2.4 (1.27 to 4.53) | 1.62 (0.89 to 2.95) |
| Extracardiac arteriopathy | 4.38 (2.30 to 8.33) | 1.54 (1.16 to 2.05) |
| COPD | 2.46 (1.36 to 4.45) | 0.86 (0.63 to 1.16) |
| Preoperative atrial fibrillation or flutter | 1.97 (1.33 to 2.92) | 1.13 (2.07 to 4.14) |
| Preoperative critical stage | 2.20 (1.29 to 3.75) | 2.92 (2.07 to 4.14) |
| Non-elective surgery | 2.38 (1.30 to 4.35) | 1.20 (0.87 to 1.65) |
| Combined valve surgery | 2.51 (1.76 to 3.57) | 2.49 (1.83 to 3.40) |
Bold font indicates P<0.05.
*Derived SinoSCORE was based on our population.
BMI, body mass index; COPD, chronic obstructive pulmonary disease; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association.