Table 2
Regression model estimates (beta, p-values) of associations of supplement use, smoking and body mass index with plasma vitamin C concentrations, by selected characteristics, household population aged 20 to 79, Canada excluding territories, 2012/2013

Table 2
Regression model estimates (beta, p-values) of associations of supplement use, smoking and body mass index with plasma vitamin C concentrations, by selected characteristics, household population aged 20 to 79, Canada excluding territories, 2012/2013
Table summary
This table displays the results of Regression model estimates (beta Supplement use, Smoking, Body mass index, No supplement use, Supplement users, Smokers, Non-smokers, Neither overweight nor obese, Overweight and Obese, calculated using beta and p-value units of measure (appearing as column headers).
  Supplement use Smoking Body mass index
No supplement use Supplement users Smokers Non-smokers Neither overweight nor obese Overweight Obese
beta p-value beta p-value beta p-value beta p-value beta p-value beta p-value beta p-value
R2 R2: 0.2084 R2: 0.1563 R2: 0.3865 R2: 0.2731 R2: 0.3036 R2: 0.2912 R2: 0.2517
Intercept 67.69Note * 0.00 83.50Note * 0.00 70.26Note * 0.00 66.73Note * 0.00 67.45Note * 0.00 61.57Note * 0.00 60.40Note * 0.00
Sex  
Men -8.38Note * 0.01 -7.27Note * 0.04 -16.87Note * 0.00 -6.12Note * 0.01 -14.41Note * 0.01 -3.06 0.27 -7.59Note * 0.03
WomenNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Age group  
20 to 39 -1.69 0.57 -6.28 0.27 3.26 0.65 -4.77 0.06 -5.32 0.18 -1.56 0.75 -3.32 0.37
40 to 59 -3.54 0.21 -0.06 0.98 -2.02 0.74 -3.49 0.11 -5.21 0.26 -1.34 0.65 -5.74 0.16
60 to 79Note  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Education  
Less than college/university graduation -5.56Note * 0.00 -2.96 0.41 -0.83 0.86 -6.43Note * 0.01 -8.58Note * 0.01 -3.71 0.27 -1.86 0.48
College/University graduationNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Vitamin C-containing supplement use  
NoNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Yes Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable 21.54Note * 0.00 16.28Note * 0.00 18.40Note * 0.01 17.89Note * 0.00 13.28Note * 0.00
Smoking  
Daily/Occasional -7.32Note * 0.03 -1.88 0.78 Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable -5.14 0.14 -7.42 0.06 -1.35 0.70
Non-smokerNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Body mass index  
Neither overweight or obeseNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Overweight -3.42 0.27 -6.55 0.31 -3.51 0.50 -5.01 0.05 Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Obese -9.87Note * 0.00 -18.00Note * 0.01 -5.66 0.32 -13.76Note * 0.00 Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Fruit juice consumption  
DailyNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
At least once a month -1.22 0.56 -1.51 0.75 -9.80Note * 0.03 0.60 0.78 2.09 0.53 -3.00 0.32 -5.80 0.08
Less than once a month or never -6.27 0.12 -0.89 0.90 -17.59Note * 0.03 -3.42 0.17 -3.31 0.41 -5.40 0.20 -11.52Note * 0.00
Citrus fruit consumption  
At least once a weekNote  Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable Note ...: not applicable
Less than once a week -8.01Note * 0.00 -2.98 0.47 -14.06Note * 0.01 -4.82Note * 0.04 -0.87 0.75 -12.24Note * 0.00 -7.27Note * 0.02
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