Table 3. Results of analyses of covariance of physical activity levels and frequency of consumption (times/week) of food groups consumed (controlling for BMI, age, gender and living area) in a national sample of Iranian children and adolescents, aged 6–18 years: CASPIAN Study.
| Food groups | Physical activity level |
||
|---|---|---|---|
| 1st tertile |
2nd tertile |
3rd tertile |
|
| Mean (SE) | Mean (SE) | Mean (SE) | |
| Dairy products | 14.7 (0.1)c | 15 (0.1) | 15.2 (0.1)d,e |
| Animal proteinb | 7.6 (0.08)c | 7.3 (0.08) | 8 (0.1)d,e |
| Plant proteinb | 6.8 (0.09)c | 6.5 (0.08) | 7.2 (0.1)d,e |
| Fast foodsb | 2.4 (0.05)c | 1.8 (0.04) | 2.5 (0.06)e |
| Salty/fatty snacksb | 4.7 (0.1)c | 4 (0.09) | 5.2 (0.1)d,e |
| Sweets/candiesb | 10 (0.1)c | 9 (0.1) | 10.9 (0.1)d,e |
| Vegetablesb,f | 7.8 (0.09)c | 7.5 (0.08) | 8.3 (0.1)d,e |
| Fruits (fresh, dried, juice)a | 9 (0.1)c | 8 (0.1) | 9.5 (0.1)d,e |
| Fruits and vegetablesb | 16.9 (0.2) | 15.2 (0.1) | 17.8 (0.2)d,e |
| Carbohydratesb | 23.8 (0.1)c | 24.9 (0.1)c | 25.2 (0.1)d |
a P < 0.05. b P < 0.001. c Significant difference between 1st and 2nd tertile. d Significant difference between 1st and 3rd tertile. e Significant difference between 2nd and 3rd tertile. f Potatoes and chips not included.