Table 1 Socio-demographic characteristics of the study population among Venezuela adolescents, 2003
| Â | Total 100% (n = 2,229) | Males 46.5% (n = 1,061) | Females 53.5% (n = 1,168) |
|---|---|---|---|
Age (years): | Â | Â | Â |
   ≤ 13 | 57.8 (1,221) | 55.4 (551) | 59.9 (670) |
   14 | 24.0 (564) | 24.0 (551) | 24.0 (295) |
   15 | 12.8 (307) | 14.4 (168) | 11.1 (139) |
   ≥ 16 | 5.4 (137) | 6.2 (73) | 5.0 (64) |
Substance use (alcohol or drug use | Â | Â | Â |
   No | 67.9 (1293) | 62.0 (547) | 72.6 (746) |
   Yes | 32.1 (662) | 38.0 (355) | 27.4 (307) |
Parental supervision: | Â | Â | Â |
   No | 52.7 (1172) | 53.6 (563) | 52.0 (609) |
   Yes | 47.3 (1057) | 46.4 (498) | 48.0 (559) |
Bullying victimization (number of days bullied/month) | Â | Â | Â |
   None | 68.5 (1361) | 63.0 (584) | 73.1 (777) |
   1-2 | 20.0 (404) | 23.0 (210) | 17.4 (194) |
   3-5 | 5.3 (107) | 7.0 (62) | 4.2 (45) |
   6-9 | 2.4 (50) | 3.6 (34) | 1.4 (16 |
   10-30 | 4.0 (87) | 4.2 (42) | 3.9 (45) |
Fighting: | Â | Â | Â |
No | 68.9 (1532) | 52.3 (559) | 83.0 (973) |
Yes | 31.1 (695) | 47.4 (500) | 17.0 (195) |