Table 2.
Baseline and postoperative complete blood count, coagulation, and thromboelastography parameters
| Tests | Mean±SD (range) | P | |
|---|---|---|---|
| Preoperative | Postoperative | ||
| Hematological parameters | |||
| Hemoglobin (g/dl) | 12.1±1.5 (9.3-14.9) | 9.7±1.5 (7-14) | 0.001 |
| RBC count×1012/l | 4.44±0.59 (3.3-5.43) | 3.44±0.55 (2.39-4.84) | 0.001 |
| HCT (%) | 36.1±4.2 (26.4-44.8) | 28.9±4.1 (19.1-43) | 0.001 |
| TLC×109/l | 7.5±2.4 (3.48-9.38) | 15.3±4.8 (6.68-31) | 0.001 |
| Platelet count×109/l | 215±76 (114-582) | 146±43 (54-235) | 0.001 |
| Mean platelet volume (fl) | 11.7±1.0 (9.8-14.4) | 11.5±1.1 (9.10-14.5) | 0.06 |
| Plateletcrit (%) | 0.24±0.07 (0.12 0.62) | 0.18±0.06 (0.06-0.5) | 0.001 |
| Platelet distribution width (fl) | 14±2.7 (11.3-23.8) | 13.9±3.4 (10.3-23.6) | 0.7 |
| Coagulation parameters | |||
| PT (N=11-14 s) | 15.5±1.8 (11.8-21.5) | 20±3.1 (14.5-29.70) | 0.001 |
| INR | 1.3±0.21 (0.96-1.90) | 1.73±0.33 (1.24-2.81) | |
| APTT (N=25-34 s) | 34.4±7.2 (19.2-56.5) | 40.6±8.9 (28.9-79.0) | 0.05 |
| Fibrinogen (N=150-400 mg/dl) | 240±84 (124-438) | 176±82 (50-413) | 0.001 |
| D-dimer N <0.5 μg/ml | 0.63±0.92 (0.09-5.75/0 | 1.3±0.89 (0.25-4.75) | 0.01 |
| TEG parameters | |||
| r-time (N 4-8 min) | 7.2±1.8 (3.8-12.9) | 6.5±2.1 (3.4-15.5) | 0.96 |
| k-time (N 0-4 min) | 2.7±1.0 (1.2-5.1) | 2.4±0.9 (1.3-5.6) | 0.50 |
| Alpha angle (N 47°–74°) | 54.7±10.1 (34.1-69.2) | 58.6±9.3 (37.1-71.3) | 0.28 |
| Maximum amplitude (N 54-72 mm) | 65.4±5.4 (53.7-76.2) | 61±6.3 (47.3-77.5) | 0.64 |
| LY 30 (N 0-8%) | 0.19±0.6 (0.0-2.3) | 0.47±2.1 (0.0-14.5) | 0.27 |
SD: Standard deviation, RBC: Red blood cell, TEG: Thromboelastography, APTT: Activated partial thromboplastin time, PT: Prothrombin time, HCT: Hematocrit, TLC: Total Leucocyte count, LY: Lysis Fibrinogen , INR: International normalized ratio