Table 1 Baseline characteristics of the study population
Variable | Combined Group (N = 60) | Single IV Group (N = 60) | Topical Group (N = 60) | p | |
|---|---|---|---|---|---|
Demographic characteristics | Age (years) | 75.44 ± 4.75 | 76.34 ± 3.55 | 75.61 ± 5.27 | 0.46 |
Male sex (no. [%] of patients) | 34(58%) | 27 (45%) | 33(55%) | 0.51 | |
Weight (kg) | 62.68 ± 11.49 | 57.75 ± 11.32 | 60.38 ± 9.98 | 0.08 | |
Height (cm) | 162.20 ± 8.45 | 158.50 ± 9.12 | 160.74 ± 7.84 | 0.06 | |
Body mass index (kg/m2) | 23.70 ± 3.04 | 22.95 ± 3.81 | 22.95 ± 2.21 | 0.42 | |
Osteonecrosis of femoral head | 31 | 35 | 33 | – | |
Osteoarthritis | 29 | 25 | 27 | – | |
Preop. laboratory values | Hemoglobin (g/dL) | 130.21 ± 14.91 | 132.57 ± 17.23 | 131.49 ± 15.68 | 0.28 |
Hematocrit (L/L) | 0.45 ± 0.05 | 0.43 ± 0.06 | 0.44 ± 0.03 | 0.34 | |
Platelet count (109/L) | 178.68 ± 62.43 | 173.76 ± 51.17 | 167.12 ± 66.32 | 0.88 |