Table 1

Overweight prevalence (overweight + obesity) according to age group, in relation to three classification criteria based on body mass index among Brazilian adolescents
Boys
Age group Conde &Monteiro % (95% CI) IOTF % (95% CI) WHO % (95% CI)
Total (n = 19.002) 19.3 (18.7-19.8)† 14.5 (14.0-15.0) 19.6 (19.0-20.1)†
11-12 (n = 8.121) 20.9 (20.0-21.8)† 16.4 (15.6-17.2) 23.3 (22.4-24.2)*†
13-14 (n = 7.663) 18.6 (17.7-19.4)†‡ 13.5 (12.7-14.2) 18.1 (17.2-18.9)†
15-17 (n = 3.218) 16.6 (15.3-17.9)†‡ 12.1 (10.9-13.3) 14.0 (12.8-15.2)†
Girls
Total (n = 14.726) 19.9 (19.2-20.5)†‡ 14.2 (13.6-14.7) 18.0 (17.4-18.6)†
11-12 (n = 6.982) 24.2 (23.2-25.2)†‡ 16.1 (15.2-16.9) 21.0 (20.0-21.9)†
13-14 (n = 5.456) 17.1 (16.1-18.1)†‡ 12.6 (11.7-13.5) 16.0 (15.0-17.0)†
15-17 (n = 2.288) 13.3 (11.9-14.8)† 12.5 (11.2-13.9) 13.6 (12.2-15.0)†
Total (n = 33.728) 20.6 (20.1-21.0)† 15.3 (14.9-15.7) 20.1 (19.7-20.5)†

* Significant difference in relation to the proportion observed by the Conde & Monteiro classification criteria (p <0.05).

† Significant difference in relation to the proportion observed by the IOTF classification criteria (p <0.05).

‡ Significant difference compared to the proportion observed by the WHO classification criteria (p <0.05).

Pelegrini et al.

Pelegrini et al. Nutrition Journal 2013 12:5   doi:10.1186/1475-2891-12-5

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