Table 1.
Baseline characteristics of Growing Up Today Study participants (n=9,043)
| Males (n=3,264) | Females (n=5,779) | |||
|---|---|---|---|---|
|
|
|
|||
| Mean (%) | SD (n) | Mean (%) | SD (n) | |
|
| ||||
| Non-Hispanic white, % | (96.2) | (3139) | (96.2) | (5599) |
| Past-year smoking, % | (9.5) | (311) | (9.2) | (530) |
| Age, y | 11.95 | 1.60 | 12.06 | 1.60 |
| BMIa z-score | 0.24 | 1.01 | 0.10 | 0.98 |
| Fruit juice, servings/dayb | 0.87 | 0.84 | 0.81 | 0.80 |
| Orange juice, servings/dayb | 0.47 | 0.54 | 0.40 | 0.50 |
| Apple/other juice, servings/dayb | 0.41 | 0.52 | 0.41 | 0.51 |
| SSBc, servings/dayd | 1.19 | 1.09 | 0.98 | 1.05 |
| Diet soda, servings/dayd | 0.16 | 0.45 | 0.17 | 0.44 |
| Total energy intake, kcal/day | 2,291 | 704 | 2,047 | 634 |
| Physical activityd, MET-hrs/week | 138.78 | 81.66 | 109.58 | 72.21 |
a
BMI, body mass index.
b
Serving size: “1 can or glass.”
c
SSB, sugar-sweetened beverage.
d
Serving size: “1 glass.”
d
Physical activity was calculated by summing the hours per week spent participating in various sports, games and intentional exercise of moderate or vigorous intensity (MET ≥ 4) and multiplying by the MET score. Median (IQR): Males: 124.54 (101.56), Females: 95.48 (87.85).