Table 1. Students’ characteristics, tobacco use behavior and perceptions, and exposure to school-based tobacco use prevention education .
| Demographics | No. (%) a |
| Gender | |
| Male | 4822 (48) |
| Female | 5214 (52) |
| Age | |
| 13 years old | 3220 (32) |
| 14 years old | 3755 (37) |
| 15 years old | 3137 (31) |
| Grade | |
| 8th grade | 3106 (31) |
| 9th grade | 3563 (35) |
| 10th grade | 3390 (34) |
| Tobacco Use Behavior and Intention | |
| Adolescent Study Participants: Current Tobacco Use | |
| Any tobacco Use | 1295 (14) |
| Smoking (e.g. cigarette or bidi) | 707 (8) |
| Other tobacco use (e.g. chewing) | 845 (9) |
| Adolescent Study Participants: Tobacco Use Intention | |
| At any time during the next 12 months, do you think you will smoke a cigarette | |
| Definitely not | 8653 (85) |
| Probably not/ probably yes | 1250 (12) |
| Definitely yes | 135 (2) |
| Do you think you will be smoking cigarettes 5 years from now | |
| Definitely not | 8669 (85) |
| Probably not/ probably yes | 1289 (13) |
| Definitely yes | 135 (2) |
| If one of your best friends offered you a cigarette, would you smoke it | |
| Definitely not | 8574 (85) |
| Probably not/ probably yes | 1161 (12) |
| Definitely yes | 262 (3) |
| Parental smoking | |
| Both parents smoke | 506 (5) |
| Only father smokes | 1971 (19) |
| Only mother smokes | 199 (2) |
| Students’ perceptions | |
| Boys who smoke cigarettes have more Friends | 2486 (25) |
| Girls who smoke cigarettes have more Friends | 1380 (14) |
| Smoking cigarettes makes Boys look more Attractive | 2275 (23) |
| Smoking cigarettes makes Girls look more Attractive | 1621 (16) |
| Smoking makes you lose weight | 7278 (72) |
| Smoking makes you gain weight | 746 (8) |
| Students’ knowledge | |
| Smoking cigarettes is harmful | 8433 (83) |
| Smoke from other people’s cigarettes is harmful | 8076 (80) |
| Once some has started smoking, it would be difficult to quit | 4392 (43) |
| Chewing tobacco is harmful | 8111(80) |
| Exposure to School Based Prevention Education | |
| Frequency of education | |
| Never discussed smoking and health as part of a lesson | 4805 (48) |
| Discussed smoking and health as part of a lesson (this term) | 2392 (24) |
| Discussed smoking and health as part of a lesson (previous terms) | 2882 (28) |
| Content of education | |
| Discussed during this year in class why people of your age smoke | 3834 (38) |
| Discussed during this year in class the effects of smoking (e.g. yellow teeth and bad smell) | 5623 (56) |
| Taught during this year in class about the dangers of smoking | 6457 (64) |
a Percent values rounded to the closest digit and numbers may not add up to 100% due to missing values. N[total participants] = 10 112.