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Table 3 Baseline characteristics

From: Studying the effectiveness of activated carbon R95 respirators in reducing the inhalation of combustion by-products in Hanoi, Vietnam: a demonstration study

 

ABBA group (n =22)

BAAB group (n =22)

Total (n = 44)

Sex (n,%)

   

female

12 (54.5%)

8 (36.4%)

20 (45.5%)

male

10 (45.5%)

14 (63.6%)

24 (54.5%)

Age (median, IQR)

42.5 (35–55)

39 (29–50)

40 (31–51)

Occupation (n,%)

   

motorbike driver

6 (27.3%)

11 (50.0%)

17 (38.6%)

street vendor

9 (40.9%)

6 (27.3%)

13 (34.1%)

other

7 (31.8%)

5 (22.7%)

12 (27.3%)

  1. Other occupations were: security, bike repair, and other street-related work.