Table 5
Difference between waist circumference measured according to National Institutes of Health (NIH) and World Health Organization (WHO) protocols, by age group, sex and body mass index (BMI) category, household population aged 3 to 79, Canada, 2009 to 2011

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Table summary
 This table displays the results of difference between waist circumference measured according to national institutes of health (nih) and world health organization (who) protocols. The information is grouped by age group/ sex/ bmi category (appearing as row headers), difference, =1 cm, =2 cm, =3 cm, =4 cm, > 4 cm and >4 cm, calculated using % units of measure (appearing as column headers).
Age group/ Sex/BMI category Difference
NIH measured versus WHO measured NIH predicted versus NIH measured
≤1 cm ≤2 cm ≤3 cm ≤4 cm > 4 cm ≤1 cm ≤2 cm ≤3 cm ≤4 cm >4 cm
% %
Ages 3 to 19  
Boys  
Normal weight 59 85 96 98 2 70 94 98 99 1
Overweight 50 85 91 98 2 75 94 98 100 0
Obese 33 61 80 95 5 54 87 92 96 4
Girls  
Normal weight 35 61 76 87 13 56 82 94 96 4
Overweight 30 51 74 81 19 51 75 85 94 6
Obese 38 51 62 77 23 27 79 93 93 7
Ages 20 to 79  
Men  
Normal weight 39 71 92 98 2 49 88 97 99 1
Overweight 47 75 91 96 4 51 86 94 95 5
Obese class I 53 83 93 95 5 56 84 94 99 1
Obese class II/III 42 81 86 95 5 36 80 87 96 4
Women  
Normal weight 18 40 61 76 24 37 72 90 97 3
Overweight 31 55 71 89 11 41 77 92 97 3
Obese class I 40 55 79 88 12 42 68 87 91 9
Obese class II/III 25 47 64 72 28 28 50 76 92 8
Notes: Estimates are generated from sub-sample B. Estimates for underweight are not included because of small sample sizes.
Source: 2009 to 2011 Canadian Health Measures Survey.