From: Metal block augmentation for bone defects of the medial tibia during primary total knee arthroplasty
 | TKA with metal augmentation (n= 33) | TKA without bone defect (n= 132) | P value |
---|---|---|---|
Age (years) | 75 (58–88) | 74 (50–85) | 0.42a |
Sex (F/M) | 27/6 | 108/24 | 0.51b |
Height (cm) | 150 (135–172) | 151 (133–176) | 0.45a |
Weight (kg) | 52 (40–79) | 54 (30–92) | 0.10a |
Body mass index (kg/m2) | 23.7 (18.2–32.9) | 23.7 (14.3–41.4) | 0.19a |
Preoperative diagnosis (OA/RA/other) | 28/3/2 | 123/6/3 | 0.29b |
Preoperative knee score (points) | 50 (30–70) | 55 (40–75) | 0.01a |
Follow-up period (years) | 4.0 (3.0–6.5) | 4.1 (3.0–6.8) | 0.12a |
Preoperative femorotibial angle (deg) | 193 (182–205) | 184 (171–192) | 0.001a |