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Table 1 The prevalences of asthma in different ages

From: Significant rise of the prevalence and clinical features of childhood asthma in Qingdao China: cluster sampling investigation of 10,082 children

Age (Year)

Number

Asthma children

Prevalence (%)

~1

243

2

0.82

~2

351

12

3.42

~3

344

26

7.56

~4

595

100

16.81

~5

638

61

9.56

~6

650

63

9.69

~7

1005

43

4.28

~8

701

16

2.28

~9

1076

14

1.30

~10

705

5

0.71

~11

924

15

1.62

~12

774

7

0.90

~13

915

2

0.22

~14

947

5

0.53

~15

214

1

0.47

Total

10082

372

3.69

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BMC Public Health

ISSN: 1471-2458

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