| Sources of information on sexuality | Boys N = 777 n (%) | Girls N = 1023 n (%) | Total N = 1800 n (%) | OR (CI) | P value |
| None | 327 (42.1) | 343 (33.5) | 670 (37.2) | 1.44 (1.19 - 1.75) | 1.255 |
| Friends | 30 (3.9) | 41 (4.0) | 71 (3.9) | 0.96 (0.59 - 1.55) | 0.963 |
| Parents/seniors | 30 (3.9) | 113 (11.0) | 143 (7.9) | 0.32 (0.21 - 0.49) | 0.001 |
| Medical personnel | 12 (1.5) | 29 (2.8) | 41 (2.3) | 0.54 (0.27 - 1.06) | 0.545 |
| Mass/social media | 218 (28.1) | 318 (31.1) | 536 (29.8) | 0.86 (0.70 - 1.06) | 0.903 |
| School | 90 (11.6) | 78 (7.6) | 168 (9.3) | 1.59 (1.15 - 2.18) | 1.519 |
| Multiple sources | 70 (9.0) | 101 (9.9) | 171 (9.5) | 0.90 (0.66 - 1.25) | 0.912 |