Table 4.
Distribution of health behaviours among Portuguese adolescents (n = 4036)
| Behavioural item | ||||
|---|---|---|---|---|
| Dietary behaviours | n | once a week or less | 2 to 6 days/week | Daily |
| Eat fruits, times/week | 4013 | 641 (15,97) | 1627 (40,54) | 1745 (43,48) |
| Eat vegetables, times/week | 3998 | 975 (24,39) | 1921 (48,05) | 1102 (27,56) |
| Eat sweets, times/week | 3999 | 1575 (39,38) | 1743 (43,59) | 681 (17,03) |
| Drink soft drinks, times/week | 4000 | 1687 (42,18) | 1440 (36,00) | 873 (21,83) |
| Physical activity | 2 days or less | 3 to 4 days | 5 days or more | |
| 60 min of physical activity last week, days | 3998 | 1505 (37,64) | 1287 (20,89) | 1206 (30,17) |
| Screen-based activities | 2 h or less | 3 to 4 h | 5 h or more | |
| Watching TV, hours/day | 3792 | 1340 (35,30) | 2012 (53,10) | 440 (11,60) |
| Videogaming, hours/day | 3815 | 2608 (68,40) | 988 (25,90) | 219 (5,70) |
| Computer use, hours/day | 3809 | 2208 (58,00) | 1300 (34,10) | 301 (7,90) |
| Substance use | never | once or twice | more than twice | |
| Smoked cigarettes last 30 days, times | 3995 | 3552 (88,91) | 219 (5,48) | 254 (6,36) |
| Drunk alcohol last 30 days, times | 3976 | 2696 (67,81) | 865 (21,76) | 415 (10,44) |
| Been drunk last 30 days, times | 3971 | 3690 (92,92) | 223 (5,62) | 58 (1,46) |
| Cannabis use last 30 days, times | 3926 | 3833 (97,63) | 41 (1,04) | 52 (1,32) |
Data are presented in n (%)