Table 2

Kappa coefficient and confidence intervals of 95% (in parentheses) for overweight diagnosis (overweight + obesity) according to three criteria for BMI classification among Brazilian adolescents
Age group (years) Sex Conde & MonteirovsIOTF IOTFvsWHO WHOvsConde and Monteiro
11-12 Male 0.84 (0.83-0.86)†‡ 0.62 (0.60-0.64) 0.75 (0.74-0.77)
Female 0.67 (0.65-0.69) 0.72 (0.68-0.74) 0.89 (0.88-0.90)*
All 0.76 (0.75-0.77) 0.66 (0.64-0.67) 0.82 (0.81-0.83)*
13-14 Male 0.81 (0.79-0.83) 0.71 (0.69-0.73) 0.85 (0.83-0.86)
Female 0.78 (0.76-0.81) 0.78 (0.75-0.80) 0.93 (0.91-0.94)*
All 0.80 (0.78-0.81) 0.74 (0.72-0.76) 0.88 (0.87-0.89)*†
15-17 Male 0.80 (0.77-0.83) 0.82 (0.78-0.84) 0.83 (0.80-0.85)
Female 0.94 (0.92-0.96) 0.88 (0.85-0.91) 0.93 (0.91-0.95)
All 0.86 (0.84-0.88) 0.84 (0.82-0.86) 0.87 (0.85-0.89)
All Male 0.82 (0.81-0.83) 0.68 (0.67-0.69) 0.80 (0.79-0.81)
Female 0.74 (0.73-0.75) 0.76 (0.75-0.77) 0.91 (0.90-0.92)*
All 0.79 (0.78-0.80) 0.72 (0.71-0.72) 0.85 (0.84-0.86)*

* Concordance greater than the comparison between Conde & Monteiro vs IOTF (for same sex and age group).

† Concordance greater than the comparison between IOTF vs WHO (for same sex and age group).

‡ Concordance greater than the comparison between WHO vs. Conde & Monteiro (for same sex and age group).

Pelegrini et al.

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

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