Skip to main content

Table 1 Age and sex of subjects

From: Association between PM2.5 and primary care visits due to asthma attack in Japan: relation to Beijing’s air pollution episode in January 2013

Age group (years)

Sex

Total

Male

Female

0–1

7

3

10

2–5

21

10

31

6–14

18

17

35

15–19

4

3

7

20–39

5

9

14

40–64

7

5

12

≥65

1

2

3

Total

63

49

112