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Table 2 Comparison of weight status (not overweight/overweight, obesity included) according to BMI and WC cut-off points (n = 7703)

From: Moderate agreement between body mass index and measures of waist circumference in the identification of overweight among 5-year-old children; the ‘Be active, eat right’ study

   Boys (n = 3895) Girls (n = 3808)
   BMI BMI
   Overweight Not overweight Total Overweight Not overweight Total
WC Overweight 168 (4.3%) 109 (2.8%) 277 (7.1%) 258 (6.8%) 128 (3.4%) 386 (10.1%)
  Not overweight 104 (2.7%) 3514 (90.2%) 3618 (92.9%) 183 (4.8%) 3239 (85.1%) 3422 (89.9)
  Total 272 (7.0%) 3623 (93.0%) 3895 (100%) 441 (11.6%) 3367 (88.4%) 3808 (100%)
  1. BMI = body mass index; WC = waist circumference.
  2. Percentages presented are total percentages.
  3. Observed agreement: boys = 0.95; girls = 0.92.
  4. Cohen’s kappa: boys = 0.58 (95% CI; 0.53 – 0.63); girls = 0.58 (95% CI; 0.54 -0.62).
  5. Positive agreement: boys = 0.61; girls = 0.62.
  6. Negative agreement: boys = 0.97; girls = 0.95.
  7. (See Additional file 1 for calculations).