Variable | Additional periarticular injection (22 patients) | No additional injection (21 patients) | P-value |
---|---|---|---|
Age, years | 72 ± 7 | 76 ± 8 | 0.12* |
Sex (Female/Male) | 19/3 | 15/6 | 0.28† |
Side (Right/Left) | 10/12 | 12/9 | 0.55† |
Height, cm | 153 ± 10 | 152 ± 7 | 0.69* |
Weight, kg | 61.3 ± 9.0 | 60.6 ± 10.6 | 0.82* |
Body mass index, kg/m2 | 26.4 ± 4.1 | 26.3 ± 3.7 | 0.92* |
Diagnosis (Osteoarthritis/Avascular necrosis) | 19/3 | 16/5 | 0.46† |
History of diabetes mellitus (yes/no) | 4/18 | 3/18 | > 0.99† |
Preoperative visual analog scale at rest, mm | 35 ± 32 | 40 ± 27 | 0.61* |
Preoperative visual analog scale during activity, mm | 39 ± 22 | 37 ± 22 | 0.85* |
Preoperative flexion angle, degree | 127 ± 17 | 120 ± 18 | 0.26* |
Preoperative extension angle, degree | − 9 ± 9 | −9 ± 8 | 0.99* |
Duration of surgery, min | 84 ± 10 | 86 ± 15 | 0.53* |