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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