Table 1.
Whole population description.
| Population, n | 874 |
|---|---|
| Age, year | 66 (56–73) |
| Male, n (%) | 333 (38) |
| BMI, kg/m2 | 26 (23–29) |
| Comorbities, n (%) | |
| Ischemic cardiomyopathy | 42 (5) |
| Arterial hypertension | 421 (49) |
| Diabetes | 82 (10) |
| Use of anticoagulant/antiplatelet drugs | 138 (16) |
| ASA, class | 2 (1–2) |
| HB pre-surgery, g/dL | 14 (13.1–14.9) |
| HCT pre-surgery, % | 42 (40–45) |
| INR pre-surgery, ratio | 1 (0.96–1.04) |
| PTT pre-surgery, ratio | 1.01 (0.95–1.07) |
| Platelets, n*103/mm3 | 232 (198–270) |
| Operative time, min | 117 (96–140) |
| HB on day 0 after surgery, g/dL | 11.6 (10.7–12.7) * |
| HB on day 1 after surgery, g/dL | 11.4 (10.4–12.4) *§ |
| HB on day 2 after surgery, g/dL | 10.3 (9.4–11.2) *§ |
| HB on day 3 after surgery, g/dL | 9.2 (8.6–10.1) *§ |
| Transfused patients, n (%) | 54 (6) |
| LOS, day | 4 (4–5) |
Data are reported as median (interquartile) BMI, body mass index; ASA, American Society of Anesthesiologists classification; HB, hemoglobin; HCT, hematocrit; INR, International normalized ratio (prothrombin time); PTT, partial thromboplastin time; LOS, length of stay.* p < 0.01 vs. HB pre-surgery; § p < 0.01 vs. HB in the preceding day.