| Characteristic | Frequency | Percent (%) |
| Sources of information (n = 331) | ||
| Mass media | 272 | 82.2 |
| Friends | 180 | 54.4 |
| Lecturers | 70 | 21.1 |
| Books/Magazines | 30 | 9.1 |
| Internet | 28 | 8.5 |
| Health workers | 24 | 7.3 |
| Family | 17 | 5.1 |
| Sales agent | 8 | 2.4 |
| Rating of how informative the source was? (n = 331) | ||
| Very informative | 151 | 45.6 |
| Informative | 171 | 51.7 |
| Not informative | 9 | 2.7 |