Variable | Group A (N = 60) | Group B (N = 58) | P value |
---|---|---|---|
Patient characteristics | |||
 Age (year)b | 63.0 ± 13.9 | 64.1 ± 9.3 | 0.62 |
 Gender (male/female) a | 15/45 | 11/47 | 0.43 |
 Height (m)b | 1.5 ± 0.06 | 1.6 ± 0.07 | 0.07 |
 Weight (kg)b | 60.9 ± 10.7 | 62.3 ± 10.4 | 0.46 |
 BMI (kg/m2)b | 25.7 ± 5.0 | 25.5 ± 3.9 | 0.79 |
 ASA classificationb | 2.1 ± 0.3 | 2.1 ± 0.4 | 0.53 |
 Operated side (L/R) a | 26/34 | 31/27 | 0.27 |
 PBV (L)b | 3.5 ± 0.4 | 3.6 ± 0.5 | 0.19 |
 Caprini scoresb | 5.1 ± 2.5 | 5.6 ± 2.6 | 0.46 |
Preoperative laboratory values | |||
 Hemoglobin (g/L)b | 130.5 ± 13.7 | 128.3 ± 13.2 | 0.36 |
 Hematocrit (%)b | 39.1 ± 3.7 | 38.7 ± 3.7 | 0.55 |
 Platelet count (× 109/L)b | 182.7 ± 55.2 | 179.1 ± 45.5 | 0.73 |
 Albumin (g/L)b | 42.0 ± 6.1 | 43.0 ± 3.2 | 0.28 |
 FDP (mg/L)b | 3.1 ± 2.5 | 2.9 ± 2.4 | 0.70 |
 D-Dimer (mg/L)b | 1.0 ± 1.4 | 1.2 ± 1.4 | 0.46 |
 PT (s)b | 11.4 ± 0.7 | 11.3 ± 1.0 | 0.62 |
Surgical data | |||
 Operative time (min)b | 62.9 ± 13.1 | 63.6 ± 12.4 | 0.56 |
Preoperative knee function | |||
 ROM (°)b | 98.0 ± 22.4 | 96.6 ± 17.4 | 0.71 |
 KSS clinical scoreb | 35.8 ± 14.4 | 36.2 ± 15.8 | 0.89 |
 KSS function scoreb | 42.4 ± 11.6 | 41.2 ± 10.1 | 0.57 |
 Knee circumference (cm)b | 41.1 ± 4.0 | 41.4 ± 3.5 | 0.58 |
 VAS pain scoreb | 5.4 ± 1.4 | 5.8 ± 1.5 | 0.10 |