Table 4 Rate of ankle joint change of patients with KBD in each grade
From: A study on atypical Kashin–Beck disease: an endemic ankle arthritis
Grade | Number of cases | Ankle changes [People, the detection rate (%)] | |
|---|---|---|---|
Changed | No change | ||
I | 245 | 196 (80.0) | 49 (20.0) |
II | 175 | 167 (95.4) | 8 (4.6) |
III | 25 | 25 (100.0) | 0 (0.0) |
Atypical | 265 | 265 (100.0) | 0 (0.0) |
Total | 710 | 653 (92.0) | 57 (8.0) |