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. 2015 Dec 21;73:47. doi: 10.1186/s13690-015-0100-1

Table 1.

General characteristics of participants (n = 2623)

Variables Number (%)
Gender
 Male 1044 (39.8 %)
 Female 1579 (60.2 %)
Age
 <15 years 45 (1.7 %)
 15 - 19 years 1461 (55.7 %)
 20 - 24 years 1057 (40.3 %)
 25 - 29 years 60 (2.3 %)
Year of education
 5th 415 (15.8 %)
 6th 1336 (50.9 %)
 7th 872 (33.3 %)
Have ever smoked a cigarette
 Yes 879 (33.5 %)
 No 1744 (66.5 %)
Have repeated a class
 Yes 1972 (75.2 %)
 No 651 (24.8 %)
Type of education
 General 1868 (71.2 %)
 Technical and vocational 755 (28.8 %)
School status
 Public 395 (15.1 %)
 Private 2228 (84.9 %)
Knowledge of warmful effects smoking
 Yes 2070 (78.9 %)
 No 553 (21.1 %)
Smoked the last 30 days
 Yes 270 (10.3 %)
 No 2353 (89.7%)
Smoking status
 Non smoker 2330 (88.8 %)
 Regular smoker 221 (8.4 %)
 Occasional smoker 72 (2.8 %)