Table 1 Sample characteristics
Sample characteristics | n (%) | 95%CI |
|---|---|---|
Sex | ||
Girls | 1,317 (53.2) | 51.2–55.1 |
Boys | 1,160 (46.8) | 44.9–48.8 |
Age | ||
7–9 years | 1,505 (60.8) | 58.8–62.3 |
10–12 years | 972 (39.2) | 37.3–41.2 |
Socioeconomic class (n = 972) | ||
A | 10 (1.1) | 0.5–1.9 |
B-C | 640 (65.8) | 62.8–68.8 |
D-E | 322 (33.1) | 30.2–36.2 |
Weight statusa | ||
Low weight/Normal Weight | 1,984 (80.1) | 78.5–81.6 |
Overweight (not obese) | 333 (13.4) | 12.2–14.8 |
Obese | 160 (6.5) | 5.6–7.5 |
Weekly frequency of School-offered food intake | ||
Does not ingest | 203 (8.8) | 7.6–10.0 |
1 day/week | 385 (16.6) | 15.2–18.3 |
2 days/week | 253 (10.9) | 9.9–12.6 |
3 days/week | 229 (9.9) | 8.8–11.3 |
4 days/week | 477 (20.6) | 18.2–22.2 |
Every day | 770 (33.2) | 31.0–35.0 |
Daily physical activities | ||
Not reported | 235 (9.5) | 8.4–10.7 |
1 to 3/day | 1,415 (57.1) | 55.2–59.1 |
≥ 4/day | 827 (33.4) | 31.6–35.3 |
Use of screens ** | ||
Cell phone | 1,215 (49.1) | 47.1–51.0 |
TV | 1,157 (46.7) | 44.8–48.9 |
Computer | 284 (11.5) | 10.3–12.8 |
Video game | 241 (9.7) | 8.6–11.0 |
∑ Screens | 1,789 (72.2) | 70.4–73.9 |