Table 1 Distribution of children by sex, school location and nutritional status, according to period
VARIABLES | 1996–2001 | 2010–2015 | p-value | |||
|---|---|---|---|---|---|---|
% (95%CI) | n | % (95%CI) | n | |||
SEX | Boys | 49.60 (48.9–50.3) | 10,040 | 48.40 (47.5–49.4) | 5227 | 0,0441 |
Girls | 50.40 (49.7–51.0) | 10,184 | 51.60 (50.6–52.5) | 5563 | 0.0441 | |
ZONE | Center | 29.70 (29.1–30.4) | 6015 | 43.30 (42.3–44.2) | 4668 | < 0.0001 |
North | 8.50 (8.1–8.8) | 1712 | 15.10 (14.5–15.8) | 1634 | < 0.0001 | |
South | 61.80 (61.1–62.5) | 12,497 | 41.60 (40.7–42.5) | 4488 | < 0.0001 | |
NUTRITIONAL STATUS | Thinness | 6.30 (6.0–6.7) | 1278 | 4.70 (4.3–5.1) | 508 | < 0.0001 |
Normalweight | 73.60 (73.0–74.2) | 14,880 | 66.50 (65.6–67.4) | 7173 | < 0.0001 | |
Overweight | 15.10 (14.6–15.6) | 3061 | 18.10 (17.4–18.8) | 1955 | < 0.0001 | |
Obesity | 5.00 (4.7–5.3) | 1005 | 10.70 (10.1–11.3) | 1154 | < 0.0001 | |