Food Type Male (n)Mean  ±  SD times/week Female (n)Mean  ±  SD times/weeks P-value Breakfast (628) 3.89 ± 3.337 (597) 3.88 ± 2.302 0.988 Vegetables (621) 5.16 ± 2.538 (594) 4.94 ± 2.413 0.117 Fruits (622) 4.85 ± 2.229 (593) 4.45 ± 2.281 0.002 Milk (622) 5.11 ± 2.327 (593) 4.69 ± 2.422 0.002 Sugar-sweetened drink (620) 5.02 ± 2.626 (594) 4.84 ± 2.365 0.196 Fast food (619) 3.9 ± 2.441 (593) 3.79 ± 1.984 0.395 French fries /chips (619) 3.42 ± 1.846 (594) 3.91 ± 2.056 0.000 Cake/doughnuts (618) 3.43 ± 1.976 (594) 3.77 ± 2.096 0.004 Sweets (620) 4.27 ± 3.302 (594) 5.05 ± 2.224 0.000 Energy drinks (620) 2.42 ± 2.081 (593) 1.81 ± 1.791 0.000

Table 2: Frequency of weekly consumption of selected food among adolescence. SD=Standard Deviation The results of dietary habits among studied adolescents in Qatar relative to age, while controlling for the effect of sex, are shown in Table 3. There were no significant differences between the ages in relation to weekly intakes of breakfast, vegetables, fruits, milk, sugar- sweetened drinks, fast food, French fries/chips, cake/doughnuts, sweets and energy drinks.