Table 6 Age distribution of typical and atypical Kashin–Beck disease patients in different wards [M(P25 –P75)]
From: A study on atypical Kashin–Beck disease: an endemic ankle arthritis
Areas | Typical | Atypical | Z | P |
|---|---|---|---|---|
Mild endemic area | 61.00 (56.50–64.75) | 57.00 (53.50–60.50) | − 1.982 | 0.048 |
Moderate endemic area | 55.50 (50.25–61.00) | 54.50 (49.00–62.25) | − 0.707 | 0.479 |
Severe endemic area | 60.00 (54.0 –64.00) | 55.50 (51.00–62.00) | − 4.718 | 0.000 |