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. 2015 Oct 28;15:1094. doi: 10.1186/s12889-015-2415-9

Table 1.

Socio-demographic characteristics of respondents by smoking status

Non-Smoker Smoker Total P value
Variables N % N % N %
Age (Mean = 32.42, SD = 13.68; Min-15, Max-55) 0.327
 15-20 264 34.4 197 33.2 461 33.9
 21-35 205 26.7 143 24.1 348 25.6
 36-55 298 38.9 253 42.7 551 40.5
Gender <.001
 Male 432 56.3 523 88.2 955 70.2
 Female 335 43.7 70 11.8 405 29.8
Education level <.001
 No schooling 4 0.5 14 2.4 18 1.3
 Lower elementary 11 1.4 14 2.4 25 1.8
 Upper elementary 80 10.4 53 8.9 133 9.8
 Lower secondary 106 13.8 118 19.9 224 16.5
 Upper secondary 249 32.5 208 35.1 457 33.6
 Pre-university 114 14.9 73 12.3 187 13.8
 Diploma 56 7.3 41 6.9 97 7.1
Bachelor 135 17.6 67 11.3 202 14.8
 Masters, PhD 12 1.6 5 0.8 17 1.3
Occupation <.001
 Student 273 35.6 134 22.6 407 29.9
 Private Officer 71 9.3 64 10.8 135 9.9
 Government officer 120 15.6 72 12.1 192 14.1
 Farmer 19 2.5 22 3.7 41 3.0
 Housewife 31 4.0 10 1.7 41 3.0
 Owner enterprise 39 5.1 31 5.2 70 5.1
 Merchandise 114 14.9 61 10.3 175 12.9
 Daily paid worker 61 8.0 149 25.1 210 15.4
 Unemployed 23 3.0 32 5.4 55 4.1
 Driver 9 1.2 12 2.0 21 1.6
 Other 7 0.6 6 0.8 13 1.0