Characteristics | Low load-bearing area n = 204 | High load-bearing area n = 204 | P value |
---|---|---|---|
Age, years | 62.9 ± 7.0 | 63.5 ± 7.2 | 0.37 |
Female (%) | 138 (67.6%) | 67 (32.8%) | <0.001 |
Height, cm | 165.3 ± 9.0 | 171.7 ± 9.2 | <0.001 |
Weight, kg | 81.8 ± 16.4 | 86.5 ± 14.9 | 0.003 |
Tibial bone area, cm2 | 30.6 ± 4.6 | 34.8 ± 5.2 | <0.001 |
ROA (0–30) | 7.2 ± 5.0 | 7.4 ± 5.1 | 0.74 |
MTF cartilage defects (0–8) | 4.3 ± 1.8 | 5.2 ± 2.3 | <0.001 |
LTF cartilage defects (0–8) | 4.3 ± 1.7 | 4.2 ± 1.9 | 0.33 |
MTF BMLs (0–18) | 0.8 ± 1.6 | 1.9 ± 2.6 | <0.001 |
LTF BMLs (0–18) | 0.9 ± 1.4 | 0.9 ± 1.3 | 0.97 |
MT cartilage volume | 1.4 ± 0.4 | 1.6 ± 0.4 | <0.001 |
LT cartilage volume | 2.0 ± 0.7 | 2.1 ± 0.7 | 0.08 |