Table 2
Sensitivity and specificity values for self-reported data, by sex, household population aged 18 to 79, Canada, 2008, 2007 to 2009, and 2005

Warning View the most recent version.

Archived Content

Information identified as archived is provided for reference, research or recordkeeping purposes. It is not subject to the Government of Canada Web Standards and has not been altered or updated since it was archived. Please "contact us" to request a format other than those available.










  2008 Canadian Community Health Survey 2007 to 2009 Canadian Health Measures Survey 2005 Canadian Community Health Survey
% 95% confidence interval % 95% confidence interval % 95% confidence interval
from to from to from to
Sensitivity (% true positives)
Men
Underweight 58.7 29.0 83.1 75.3 39.2 93.5 38.8 14.7 70.1
Normal weight 90.6 85.5 94.0 90.1 85.6 93.3 94.0 91.3 96.0
Overweight 69.7 65.2 73.8 78.8* 72.8 83.8 71.3 66.0 76.1
Obese 67.4 61.1 73.1 78.9* 69.6 85.9 58.9 51.7 65.8
Women
Underweight 73.0 58.0 84.2 69.1 38.3 88.9 77.0 58.6 88.8
Normal weight 93.6 90.8 95.6 94.7 92.4 96.3 91.7 88.1 94.2
Overweight 68.4 63.4 73.1 74.3 68.9 79.0 63.7 57.5 69.4
Obese 65.2 58.4 71.5 77.9* 68.4 85.2 67.4 60.7 73.5
Specificity (% true negatives)
Men
Underweight 99.7 99.2 99.9 99.8 99.3 100.0 99.6 99.3 99.8
Normal weight 81.6 78.6 84.3 89.1* 84.2 92.6 83.5 80.1 86.4
Overweight 81.5 77.6 84.8 85.8 80.2 90.0 79.7 76.0 83.0
Obese 98.8 97.5 99.4 97.2 95.5 98.3 98.2 96.0 99.2
Women
Underweight 97.8 96.6 98.6 98.6 97.6 99.2 97.8 96.8 98.4
Normal weight 81.6 78.7 84.3 86.3* 83.5 88.7 79.0 75.0 82.5
Overweight 88.4 85.4 90.9 91.4 87.9 93.9 88.5 85.8 90.8
Obese 98.8 98.0 99.3 99.0 97.2 99.6 99.4 98.9 99.6
* significantly different from estimate for 2008 Canadian Community Health Survey (p < 0.05)
Sources: 2008 Canadian Community Health Survey (subsample); 2007 to 2009 Canadian Health Measures Survey; 2005 Canadian Community Health Survey (subsample 2).