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Table 3 Prevalence of obesity among primary school children from 2008 to 2016 stratified by gender and maternal characteristics

From: Decline of childhood overweight and obesity in Italy from 2008 to 2016: results from 5 rounds of the population-based surveillance system

 

2008/9

2010

2012

2014

2016

Relative change 2016 vs 2008/9

P value for linear trend

% (95% CI)

% (95% CI)

% (95% CI)

% (95% CI)

% (95% CI)

%

 

Prevalence

 Boys

12.9 [12.3–13.5]

11.8 [11.2–12.3]

10.9 [10.5–11.4]

10.3 [9.76–10.8]

9.7 [9.2–10.2]

−24.7

0.001

 Girls

10.9 [10.4–11.5]

10.5 [9.9–11.1]

10.2 [9.7–10.8]

9.4 [8.9–9.9]

8.8 [8.3–9.3]

− 19.2

0.034

Area of residence

North

 Boys

7.6 [6.9–8.3]

7.9 [7.3–8.5]

7.0 [6.3–7.6]

7.1 [6.4–7.9]

6.0 [5.3–6.7]

− 21.4

0.042

 Girls

6.5 [5.7–7.4]

6.8 [6.2–7.3]

6.3 [5.6–7.0]

6.2 [5.6–6.8]

5.9 [5.2–6.7]

− 9.5

0.672

Center

 Boys

10.8 [9.6–12.1]

9.6 [8.6–10.7]

8.8 [7.9–9. 9]

8.9 [8.0–9.9]

9.1 [8.1–10.3]

− 15.6

0.235

 Girls

8.9 [7.8–10.2]

8.6 [7.6–9.7]

8.7 [7.5–9.9]

8.0 [7.0–9.1]

7.0 [6.2–8.0]

− 21.5

0.028

South

 Boys

18.5 [17.4–19.6]

16.7 [15.5–17.8]

17.4 [16.5–18.3]

16.0 [15.0–17.0]

15.5 [14.6–16.5]

− 16.2

0.017

 Girls

15.7 [14.7–16.8]

15.0 [13.8–16.2]

16.4 [15.4–17.4]

15.1 [14.0–16.1]

13.8 [13.0–14.7]

− 12.1

0.172

Mother’s educational level

Low

 Boys

16.7 [15.7–17.9]

14.6 [13.6–15.6]

14.6 [13.7–15.5]

14.9 [13.8–16]

13.8 [12.6–14.9]

− 17.4

0.141

 Girls

14.4 [13.3–15.5]

13.3 [12.3–14.4]

14.1 [13.2–15.1]

13.4 [12.3–14.5]

12.6 [11.6–13.7]

− 12.5

0.443

Medium

 Boys

11.2 [10.3–12.0]

10.6 [9.8–11.5]

10.0 [9.3–10.7]

9.2 [8.4–9.9]

9.1 [8.4–9.8]

− 19.0

0.005

 Girls

9.8 [8.9–10.7]

9.5 [8.8–10.4]

9.0 [8.3–9.8]

8.3 [7.7–9.0]

8.2 [7.5–8.9]

− 16.3

0.014

High

 Boys

8.1 [6.8–9.7]

6.7 [5.7–7.8]

5.6 [4.8–6.4]

5.4 [4.7–6.1]

6.2 [5.4–7.0]

− 24.4

0.096

 Girls

5.0 [4.0–6.2]

5.8 [4.8–6.9]

5.4 [4.5–6.3]

5.1 [4.3–6.0]

4.8 [4.1–5.6]

− 3.6

0.912

Mother’s citizenshipa

Italian

 Boys

11.6 [11.0–12.2]

11.1 [10.5–11.6]

10.1 [9.5–10.6]

9.4 [8.9–10.0]

−18.7

0.061

 Girls

10.8 [10.2–11.4]

10.3 [9.7–10.8]

9.4 [8.9–10.0]

8.9 [8.4–9.4]

−17.8

0.05

Foreign

 Boys

10.5 [9.0–12.1]

9.3 [8.0–10.7]

10.7 [9.2–12.4]

10.5 [9.1–12.2]

0.0

0.354

 Girls

 

7.4 [6.1–8.8]

8.5 [7.1–10.2]

7.7 [6.6–9.1]

7.8 [6.5–9.2]

5.3

0.881

  1. aInformation about mother’s citizenship was not gathered in 2008/9