Table 2

Comparison of agreement for categorizing weight categories between 1) CDC and WHO 2) IOTF and WHO and 3) CDC and IOTF

1.

WHO


CDC

Normal

Overweight

Obese

Total

Normal

634

26

0

660

Overweight

8

188

0

196

Obese

1

53

116

170

Total

643

267

116

1026


% agreement: 91%, kappa statistic: .84, p < .001


2.

WHO


IOTF

Normal

Overweight

Obese

Total

Normal

643

111

0

754

Overweight

0

156

31

187

Obese

0

0

85

85

Total

643

267

116

1026


% agreement: 86%, kappa statistic: .71, p < .001


3.

IOTF


CDC

Normal

Overweight

Obese

Total

Normal

659

1

0

660

Overweight

91

105

0

196

Obese

4

81

85

170

Total

754

187

85

1026


% agreement: 83%, kappa statistic: .64, p < .001


WHO: The World Health Organization, IOTF: The International Obesity Task Force, CDC: The Centre for Disease Control and Prevention, p < .05 significant

Twells and Newhook BMC Pediatrics 2011 11:21   doi:10.1186/1471-2431-11-21

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