Table 8
Sensitivity and specificity values for self-reported and corrected data, by sex, household population aged 18 years or older, 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.










  Underweight Normal weight Overweight Obese Total
% 95% confidence interval % 95% confidence interval % 95% confidence interval % 95% confidence interval % 95% confidence interval
Sensitivity (% true positives)
Men
Self-reported F 93.9 91.7 to 96.2 71.1 66.2 to 76.0 58.7 51.7 to 65.7 75.0 72.0 to 78.0
Model 1 (Full - height and weight) F 87.8 83.6 to 91.4 79.8 73.2 to 86.4 76.0 67.1 to 84.9 81.2 77.3 to 85.1
Model 2 (Full - BMI) F 85.5 80.8 to 90.1 81.1 74.5 to 87.7 74.6 65.5 to 83.8 80.7 76.7 to 84.7
Model 3 (Reduced - height and weight) F 83.8 77.6 to 90.1 82.8 76.5 to 89.0 70.2 59.9 to 80.4 79.9 75.6 to 84.1
Model 4 (Reduced - BMI) F 85.8 79.7 to 91.9 81.1 74.7 to 87.6 73.8 64.8 to 82.8 80.7 76.6 to 84.7
Women
Self-reported 77.8 63.2 to 92.3 91.8 88.9 to 94.8 62.6 56.8 to 68.5 68.5 62.3 to 74.8 77.8 74.9 to 80.7
Model 1 (Full - height and weight) 66.8E 42.6 to 91.2 85.1 79.0 to 91.3 74.3 67.7 to 81.0 86.1 78.7 to 93.5 81.4 77.4 to 85.3
Model 2 (Full - BMI) 39.3E 18.3 to 60.4 83.4 77.2 to 89.6 75.0 68.4 to 81.5 85.1 77.5 to 92.7 79.7 75.7 to 83.8
Model 3 (Reduced - height and weight) 66.8E 43.2 to 90.3 85.6 79.6 to 91.7 77.1 70.7 to 83.6 85.4 78.0 to 92.8 82.4 78.5 to 86.2
Model 4 (Reduced - BMI) 45.6E 24.0 to 67.5 86.9 81.4 to 92.4 79.7 73.9 to 85.5 86.0 78.6 to 93.4 83.2 79.6 to 86.8
Specificity (% true negatives)
Men
Self-reported 99.6 99.4 to 99.9 83.2 80.2 to 86.1 79.7 76.3 to 83.2 98.3 96.6 to 99.7 ...
Model 1 (Full - height and weight) 99.8 99.5 to 100.0 92.2 88.7 to 95.6 84.1 79.8 to 88.3 94.4 91.5 to 97.2 ...
Model 2 (Full - BMI) 99.7 99.3 to 100.0 93.2 89.8 to 96.6 82.3 77.8 to 86.7 94.3 91.4 to 97.2 ...
Model 3 (Reduced - height and weight) 99.9 99.7 to 100.0 91.6 88.0 to 95.1 79.3 74.0 to 84.7 96.5 94.3 to 98.7 ...
Model 4 (Reduced - BMI) 99.8 99.5 to 100.0 91.0 87.3 to 94.7 82.2 77.4 to 87.0 96.1 93.7 to 98.4 ...
Women
Self-reported 97.7 96.8 to 98.5 78.3 74.6 to 82.0 88.9 86.5 to 91.2 99.6 99.3 to 99.8 ...
Model 1 (Full - height and weight) 99.4 98.8 to 99.9 87.1 82.9 to 91.3 87.4 82.9 to 91.9 97.0 95.5 to 98.4 ...
Model 2 (Full - BMI) 99.7 99.4 to 100.0 85.2 80.8 to 89.7 85.6 81.0 to 90.2 97.3 96.0 to 98.6 ...
Model 3 (Reduced - height and weight) 99.3 98.8 to 99.9 87.9 84.0 to 91.8 87.7 83.3 to 92.2 97.4 96.1 to 98.7 ...
Model 4 (Reduced - BMI) 99.6 99.1 to 100.0 88.0 84.1 to 91.9 88.4 84.3 to 92.5 97.5 96.3 to 98.8 ...
Note: Reported estimates are based on data from split-samples A and B. Modelled estimates are generated from split-sample B.
Source: 2005 Canadian Community Health Survey.