Table 4.
Distribution of joint space narrowing for 97 patients
| Joint space narrowing | Lateral | ||||
|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | Total | |
| Medial | |||||
| 0 | 5 | 3 | 2 | 13 | 23 |
| 1 | 5 | 0 | 4 | 4 | 13 |
| 2 | 11 | 1 | 1 | 1 | 14 |
| 3 | 43 | 3 | 0 | 1 | 47 |
| Total | 64 | 7 | 7 | 19 | 97 |
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