Table 4
Regression results for establishing correction equations for body mass index (BMI), by sex, Full and Reduced Models generated from split-sample A, household population aged 18 years or older, 2005

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  Variable Coefficient 95% confidence interval
Men
Full Model Intercept -0.67 -1.8 to 0.5
R2= 0.86 Self-reported BMI (kg/m2) 1.04* 1.0 to 1.1
R2(adj) = 0.86 Aged 25 to 34 years† 0.64* 0.2 to 1.1
Aged 35 to 44 years† 0.31 -0.2 to 0.8
Aged 45 to 54 years† 0.39 -0.2 to 1.0
Aged 55 to 64 years† 1.28* 0.7 to 1.9
Aged 65 to 74 years† 1.16* 0.6 to 1.7
Aged 75 years or older† 0.86* 0.3 to 1.4
Dissatisfied with life -0.97* -1.6 to -0.3
Perceives self as underweight -0.73* -1.3 to -0.1
Reduced Model Intercept -1.08 -2.2 to 0.0
R2= 0.85
R2(adj) = 0.85		 Self-reported BMI (kg/m2) 1.08* 1.0 to 1.1
Women
Full Model Intercept 1.01 -0.6 to 2.6
R2= 0.92 Self-reported BMI (kg/m2) 1.01* 0.9 to 1.1
R2(adj) = 0.92 Highest level of education is secondary graduation‡ -0.91* -1.5 to -0.3
Highest level of education is some postsecondary‡ -0.32 -1.3 to 0.7
Highest level of education is postsecondary graduation‡  -0.53* -1.0 to 0.0
Perceives self as overweight 0.70* 0.2 to 1.2
End-digit preference (0 and 5) 0.29* 0.0 to 0.6
Reduced Model Intercept -0.12 -1.5 to 1.3
R2= 0.91
R2(adj) = 0.91		 Self-reported BMI (kg/m2) 1.05* 1.0 to 1.1
† reference group is ages 18 to 24 years
‡ reference group is less than secondary graduation
* p<0.05
Note: Dependent variable is BMI based on measured height and weight.
Source: 2005 Canadian Community Health Survey.