Skip to main content

Table 2 Epidemiological survey results of Kashin–Beck disease in 8 counties (cities, districts) (number of people)

From: A study on atypical Kashin–Beck disease: an endemic ankle arthritis

Areas

Counties

Number

Diagnostic result [number of people, detection rate (%)]

Normal

Stage I

Grade II

Grade III

Atypical

Severe endemic area

Yanshou

124

78 (62.9)

60 (4.8)

14 (11.3)

0 (0.0)

26 (21.0)

Fuyu

419

64 (15.3)

127 (30.3)

106 (25.3)

15 (3.6)

107 (25.5)

Shangzhi

225

45 (20.0)

74 (32.9)

30 (13.3)

4 (1.8)

72 (32.0)

Moderate endemic area

Tieli

138

93 (67.4)

11 (8.0)

9 (6.5)

0 (0.0)

25 (18.1)

Bei'an

56

36 (64.3)

5 (8.9)

9 (16.1)

1 (1.8)

5 (8.9)

Ning'an

54

27 (50.0)

8 (14.8)

5 (9.3)

5 (9.3)

9 (16.7)

Mild endemic area

Acheng

174

137 (78.7)

14 (8.0)

2 (1.1)

0 (0.0)

21 (12.1)

Non-KBD area

Qian'an

119

119 (100.0)

0 (0.0)

0 (0.0)

0 (0.0)

0 (0.0)

 

Total

1 309

599 (45.8)

245 (18.7)

175 (13.4)

25 (1.9)

265 (20.2)