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Correlation of cartilage lesions and osteophytes with KOOS in the patella
| Patella medial margin | Patella [crista] | Patella [lateral margin] | ||
| ICRS grade | 0 | 84.2 ± 27.6 | 83.4 ± 27.5 | 87.0 ± 26.8 |
| 1 | 57.1 ± 14.6 | 57.3 ± 14.5 | 56.3 ± 11.6 | |
| 2 | 51.2 ± 7.3 | 50.7 ± 5.3 | 51.1 ± 6.8 | |
| 3 | 50.7 ± 14.0 | 48.0 ± 6.7 | 50.1 ± 8.4 | |
| 4 | 47.6 ± 5.2 | 46.3 ± 5.2 | 49.0 ± 2.6 | |
| Osteophytes | 5 | 44.8 ± 4.8 | 44.9 ± 7.0 |
