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Table 2 Compliance of the classification of participants using various BMI criteria

From: Weight-height relationships and central obesity in 7-year-old to 10-year-old Polish urban children: a comparison of different BMI and WHtR standards

Parameter Standard
IOTFa vs. Kułaga et al. [22] IOTFa vs. Tomaszewski et al. [24] Kułaga et al. [22] vs. Tomaszewski et al. [24]
Girls (n = 367)
 The percentage of consistent classification 88.7 % 91.5 % 93.4 %
 Cohen’s kappa coefficient 0.756 0.823 0.841
 95 % confidence interval 0.687–0.824 0.764–0.881 0.781–0.900
 Consistencyb Excellent Excellent Excellent
Boys (n = 424)
 The percentage of consistent classification 91.0 % 87.7 % 86.5 %
 Cohen’s kappa coefficient 0.776 0.737 0.676
 95 % confidence interval 0.709–0.843 0.672–0.803 0.603–0.750
 Consistencyb Excellent Good Good
  1. aIOTF indicates the criteria proposed by Cole et al. [14, 15]
  2. bClassification according to Fleiss et al. [27]