Table 2 Frequency of cartilage lesions and osteophytes of the patella
Patella medial margin | Patella [crista] | Patella [lateral margin] | |||||
|---|---|---|---|---|---|---|---|
N | % | n | % | n | % | ||
ICRS grade | 0 | 560 | 46.7 | 598 | 49.9 | 534 | 44.5 |
1 | 176 | 14.7 | 138 | 11.5 | 172 | 14.3 | |
2 | 294 | 24.5 | 267 | 22.3 | 244 | 20.4 | |
3 | 143 | 11.9 | 173 | 14.4 | 178 | 14.8 | |
4 | 17 | 1.4 | 23 | 1.9 | 68 | 5.7 | |
Osteophytes | 5 | 9 | 0.8 | 3 | 0.3 | ||