Table 2 Prevalence of overweight (including obesity) among primary school children from 2008 to 2016 stratified by gender and maternal characteristics

35.9 [35.1–36.8]

34.6 [33.8–35.5]

33.1 [32.3–33.9]

31.0 [30.2–31.8]

30.7 [29.8–31.6]

−14.5

34.3 [33.4–35.2]

33.7 [32.9–34.6]

32.4 [31.6–33.3]

30.5 [29.7–31.4]

30.5 [29.6–31.4]

− 11.1

27.6 [26.2–28.9]

27.1 [26.0–28.1]

26.7 [25.5–27.9]

24.9 [23.6–26.3]

25.1 [23.7–26.6]

− 9.1

25.7 [24.4–27.0]

26.9 [25.9–28.0]

26.2 [24.9–27.6]

24.5 [23.2–25.8]

25.4 [24.0–26.8]

−1.2

33.7 [31.9–35.4]

32.5 [31–34.1]

31.4 [29.6–33.2]

29.6 [28.1–31.2]

29.5 [27.7–31.4]

−12.5

33.6 [31.7–35.6]

31.4 [29.8–33.0]

29.5 [27.8–31.3]

29.3 [27.7–30.8]

29.9 [28.0–31.8]

−11.0

44.2 [42.8–45.6]

42.8 [41.1–44.4]

42.5 [41.2–43.7]

41.1 [39.8–42.4]

39.5 [38.3–40.7]

−10.6

41.9 [40.4–43.4]

41.3 [39.7–42.8]

42.4 [41.2–43.7]

40.5 [39.1–41.9]

37.8 [36.5–39.1]

−9.8

39.2 [37.8–40.7]

37.3 [35.9–38.6]

37.9 [36.6–39.2]

35.9 [34.4–37.4]

36.7 [35.2–38.3]

− 6.4

38.4 [36.9–40.0]

36.7 [35.3–38.2]

36.9 [35.5–38.3]

35.3 [33.8–36.9]

36.1 [34.5–37.6]

− 6.0

35.6 [34.2–37.0]

33.7 [32.5–34.9]

32.6 [31.5–33.7]

30.6 [29.4–31.8]

29.9 [28.7–31.2]

− 16.0

33.2 [31.7–34.6]

33 [31.9–34.2]

31.3 [30.1–32.5]

30.4 [29.2–31.6]

29.7 [28.4–30.9]

− 10.5

30.3 [28.0–32.7]

30.0 [28.0–32.0]

25.0 [23.3–26.8]

24.8 [23.3–26.3

25.8 [24.3–27.4]

− 14.9

26.5 [24.5–28.6]

27.9 [26.1–29.8]

25.6 [23.9–27.4]

23.1 [21.5–24.7]

24.6 [22.9–26.4]

− 7.2

–

34.9 [34.0–35.8]

33.4 [32.6–34.2]

30.9 [30.0–31.8]

30.2 [29.2–31.1]

− 13.5

–

34.3 [33.4–35.2]

32.6 [31.7–33.4]

30.9 [30.0–31.8]

30.5 [29.6–31.5]

− 11.1

–

31.1 [28.8–33.4]

31.0 [28.9–33.2]

31.5 [29.4–33.7]

34.4 [31.8–37.1]

+ 10.6

–

27.9 [25.8–30.2]

29.5 [27.1–32.1]

27.1 [25.1–29.3]

29.2 [27.0–31.4]

+ 4.7