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Table 4 Distribution of health behaviours among Portuguese adolescents (n = 4036)

From: Clustering of health-related behaviours and its relationship with individual and contextual factors in Portuguese adolescents: results from a cross-sectional study

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)
  1. Data are presented in n (%)