Age

City

Urban and rural junction

Rural

Number of people examined

Positive number

Positive rate (%)

Number of people examined

Positive number

Positive rate (%)

Number of people examined

Positive number

Positive rate (%)

7

319

42

13.17%

639

72

11.27%

320

30

9.38%

9

320

39

12.19%

640

54

8.44%

320

15

4.69%

12

320

37

11.56%

640

64

10.00%

320

27

8.44%

14

312

42

13.46%

632

72

11.39%

320

30

9.38%

17

319

56

17.55%

639

79

12.36%

320

23

7.19%