Table 3
Mean weight (kg) and mean difference between measured and self-reported weight (kg), by selected characteristics, household population aged 12 years or older, Canada excluding territories, 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.








  Males Females
Sample size Mean weight Mean difference Sample size Mean weight Mean difference 
Measured Self- reported Measured minus self- reported 95% confidence interval Measured Self- reported Measured minus self- reported 95% confidence interval
Total 2,112 81.9 80.1* 1.8 1.6 to 2.0 2,427 67.9 65.4* 2.5 2.2 to 2.7
Age group
12 to 24 years 433 70.6 69.4* 1.2‡ 0.8 to 1.6 435 60.4 58.6* 1.7‡ 1.4 to 2.1
25 to 44 years 690 83.5 81.9* 1.5‡ 1.1 to 1.9 730 67.9 65.6* 2.3‡ 1.9 to 2.6
45 to 64 years† 589 87.2 84.8* 2.4 1.8 to 2.9 673 72.6 69.5* 3.1 2.6 to 3.6
65 to 79 years 325 84.3 81.8* 2.5 2.0 to 3.0 428 68.9 66.2* 2.7 1.8 to 3.6
80 years or older 75 75.0 74.0* 1.0‡ 0.0 to 1.9 161 62.9 61.0* 1.8‡ 1.1 to 2.6
Household income decile
1 to 3 (lowest) 586 79.2 77.5* 1.7 1.2 to 2.2 898 67.5 65.2* 2.3 1.9 to 2.7
4 to 7† 795 81.4 79.7* 1.6 1.3 to 2.0 815 68.5 65.9* 2.6 2.3 to 2.9
8 to 10 (highest) 588 85.8 83.6* 2.2 1.8 to 2.6 507 68.9 66.2* 2.7 2.2 to 3.2
Immigrant status
Immigrant (0 to 10 years in Canada) 91 76.0 75.6 0.3‡ -1.0 to 1.7 102 59.6 58.0* 1.7‡ 1.0 to 2.4
Immigrant (11 or more years in Canada) 304 81.2 79.2* 1.9 1.3 to 2.5 334 68.3 65.6* 2.7 2.1 to 3.3
Canadian-born† 1,715 82.6 80.7* 1.9 1.7 to 2.2 1,991 68.4 65.9* 2.5 2.2 to 2.7
Leisure-time physical activity level
Active 562 78.3 76.5* 1.8 1.3 to 2.2 480 65.4 62.7* 2.7 2.3 to 3.1
Moderate 549 82.2 80.4* 1.8 1.4 to 2.2 615 65.0 62.8* 2.1 1.8 to 2.5
Inactive† 1,001 83.5 81.7* 1.8 1.5 to 2.2 1,332 69.9 67.4* 2.5 2.2 to 2.8
Measured weight quartile for age 18 or older (kg)
1 (lowest) 497 66.5 66.5 0.0‡ -0.5 to 0.5 564 52.5 51.9* 0.6‡ 0.4 to 0.9
2† 466 77.8 76.7* 1.1 0.6 to 1.6 550 61.6 59.9* 1.7 1.4 to 2.0
3 479 86.8 84.8* 2.0‡ 1.7 to 2.4 582 71.1 68.4* 2.7‡ 2.4 to 3.1
4 (highest) 450 103.5 99.4* 4.1‡ 3.6 to 4.7 522 90.8 85.7* 5.1‡ 4.4 to 5.8
End-digit preference for weight
Yes 1,533 82.5 80.7* 1.8 1.6 to 2.1 1,630 69.7 66.9* 2.8‡ 2.5 to 3.1
No† 579 80.2 78.4* 1.8 1.3 to 2.2 797 64.3 62.5* 1.8 1.5 to 2.0
Measured BMI category (range kg/m2)
Underweight (less than 18.5) 18 52.2 59.1* -6.9‡ -12.8 to -1.0 60 46.7 47.5 -0.7‡ -2.0 to 0.5
Normal weight (18.5 to 24.9)† 751 68.5 68.2 0.3 0.0 to 0.6 1,132 57.8 56.5* 1.3 1.1 to 1.5
Overweight (25.0 to 29.9) 853 83.3 81.4* 1.9‡ 1.6 to 2.2 701 70.5 67.6* 2.9‡ 2.5 to 3.3
Obese class I (30.0 to 34.9) 382 97.2 93.5* 3.8‡ 3.2 to 4.3 339 83.0 79.1* 3.9‡ 3.2 to 4.6
Obese class II (35.0 to 39.9) 85 112.6 106.5* 6.2‡ 4.9 to 7.5 131 94.4 88.5* 5.9‡ 4.1 to 7.7
Obese class III (40.0 or more) 23 118.5 113.5* 5.0‡ 2.7 to 7.4 64 118.2 109.6* 8.6‡ 6.0 to 11.1
* significantly different from estimate for measured (p < 0.05)
† reference category
‡ significantly different from estimate for reference category (p < 0.05)
Source: Statistics Canada, 2005 Canadian Community Health Survey (subsample 2).