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Table 2 Cross-classification analyses among obesity definitions in children participating in the Irish COSI study

From: School sociodemographic characteristics and obesity in schoolchildren: does the obesity definition matter?

  Same category (%) Opposite category (%) κ p-value*
WHO 2007 vs CDC 2000 91.8 8.2 0.80 < 0.001
WHO 2007 vs IOTF 90.5 9.5 0.76 < 0.001
CDC 2000 vs IOTF 98.2 1.8 0.95 < 0.001
UK 1990 vs WHeR 82.3 17.7 0.53 < 0.001
  1. *p < 0.05, chi-squared test
  2. κ, kappa statistic
  3. BMI body mass index, CDC Centers for Disease Control and Prevention, IOTF International Obesity Task Force, UK United Kingdom, WHeR waist-to-height ratio, WHO World Health Organisation