Table 3.
Estimated prevalence of overweight by area, sex and age sub-cohort during the follow-up from 2013 to 2016
| Age sub-cohort | Number of children | Baseline % 95% CI |
One year older % 95% CI |
Three years older % 95% CI |
Difference (2016–2013) |
|
|---|---|---|---|---|---|---|
| All children | 2602 | 9.1 8.0–10.2 |
11.0 9.8–12.2 |
16.7 15.3–18.2 |
7.6b*** | |
| Urban total | 1311 | 13.3a*** 11.5–15.2 |
17.4a*** 15.3–19.4 |
25.6a*** 23.2–27.9 |
12.3b*** | |
| Urban boys | 3 years | 169 | 7.1 3.2–11.0 |
10.1 5.5–14.6 |
22.5 16.1–28.8 |
15.4b*** |
| 4 years | 242 | 12.0 7.9–16.1 |
16.5 11.8–21.2 |
23.6 18.2–28.9 |
11.6b*** | |
| 5 years | 232 | 21.6 16.2–26.9 |
19.8 14.7–25.0 |
32.8 26.7–38.8 |
11.2b** | |
| 6 years | 56 | 17.9 7.5–28.2 |
21.4 10.3–32.5 |
16.1 6.1–26.0 |
−1.8 | |
| Urban girls | 3 years | 140 | 12.1 6.7–17.6 |
17.9 11.4–24.3 |
32.1 24.3–40.0 |
20.0b*** |
| 4 years | 197 | 9.6 5.5–13.8 |
19.3 13.7–24.8 |
28.4 22.1–34.8 |
18.8b*** | |
| 5 years | 228 | 14.5 9.9–19.1 |
19.3 14.1–24.5 |
18.9 13.7–24.0 |
4.4 | |
| 6 years | 47 | 10.6 1.5–19.8 |
12.8 2.9–22.7 |
23.4 10.8–36.0 |
12.8 | |
| Rural total | 1291 | 4.8 3.6–6.0 |
4.5 3.4–5.6 |
7.7 6.3–9.2 |
2.9b** | |
| Rural boys | 3 years | 245 | 4.5 1.9–7.1 |
6.1 3.1–9.1 |
11.4 7.4–15.4 |
6.9b** |
| 4 years | 219 | 3.2 0.8–5.5 |
5.0 2.1–7.9 |
7.3 3.8–10.8 |
4.1b* | |
| 5 years | 204 | 6.9 3.4–10.4 |
5.4 2.3–8.5 |
9.3 5.3–13.3 |
2.4 | |
| 6 years | 24 | 0.0 0.0–14.2 |
0.0 0.0–14.2 |
4.2 0.0–21.1 |
4.2 | |
| Rural girls | 3 years | 191 | 4.2 1.3–7.1 |
4.2 1.3–7.1 |
5.2 2.0–8.4 |
1.0 |
| 4 years | 196 | 4.6 1.6–7.5 |
2.6 0.3–4.8 |
6.6 3.1–10.1 |
2.0 | |
| 5 years | 193 | 6.2 2.8–9.7 |
4.1 1.3–7.0 |
6.2 2.8–9.7 |
0.0 | |
| 6 years | 19 | 5.3 0.1–26.0 |
0.0 0.0–17.6 |
5.3 0.1–26.0 |
0.0 |
a Urban vs. rural
b 2016 vs. 2013
*p < 0.05
**p < 0.01
***p < 0.001