Author

Region of study

Design

Age

Incidences of tobacco use

population

[21]

Nairobi

Tobacco smoke

12 - 17

31%

1130

[5]

Nairobi

Tobacco smoke

Mean 16.7

32%

5311

[13]

National

Tobacco smoke

13 - 15

21.2%

6768

[8]

National

Products of tobacco

14 - 23

18.3

458

[22]

Eldoret

Cigarette use

18 - 32

42.8%

500