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Table 1 Breath carbon monoxide (BCO) and self-reported smoking status

From: Using breath carbon monoxide to validate self-reported tobacco smoking in remote Australian Indigenous communities

BCO level (p.p.m.)

Self-reported non-smokers (n)

Self-reported smokers (n) in BCO range

Total (n)

  

0-5 p.p.m.

6-10 p.p.m.

11-15 p.p.m.

>15 p.p.m.

 

1

22

    

22

2

20

1

   

21

3

11

    

11

4

3

    

3

5

 

2

   

2

6

  

7

  

7

≥7

4

 

42

66

131

243

Total

     

309