Regression model estimates of association between selected characteristics and blood cadmium levels, all respondents and never-smokers only, by sex, household population aged 20 to 79, Canada excluding territories, 2007 to 2011
Table 2Characteristic | All respondents | Never-smokers | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Women (n = 3,651) | Men (n = 3,268) | Women (n = 1,899) | Men (n = 1,394) | |||||||||
eBeta | 95% confidence interval | eBeta | 95% confidence interval | eBeta | 95% confidence interval | eBeta | 95% confidence interval | |||||
from | to | from | to | from | to | from | to | |||||
Intercept | 0.29 | 0.24 | 0.35 | 0.21 | 0.18 | 0.24 | 0.26 | 0.21 | 0.32 | 0.19 | 0.16 | 0.22 |
Block 1: Age | change in R2 = 0.0324 | change in R2 = 0.0268 | change in R2 = 0.0571 | change in R2 = 0.0941 | ||||||||
Age (centered at 45, 1 unit = 5 years) | ||||||||||||
Linear | 1.09Note * | 1.06 | 1.12 | 1.08Note * | 1.07 | 1.10 | 1.07Note * | 1.04 | 1.09 | 1.08Note * | 1.06 | 1.10 |
Quadratic | 0.99Note * | 0.99 | 1.00 | 1.00 | 0.99 | 1.00 | ||||||
Block 2: Smoking | change in R2 = 0.5118 | change in R2 = 0.5842 | change in R2 = 0.0019 | change in R2 = 0.0007 | ||||||||
Smoking status | ||||||||||||
Never-smokersNote † | 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 |
Former smokers | 1.23Note * | 1.03 | 1.47 | 1.64Note * | 1.50 | 1.79 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable |
Current smoker | 7.05Note * | 6.07 | 8.18 | 8.12Note * | 6.93 | 9.52 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable |
Daily/Almost daily second-hand smoke exposure | ||||||||||||
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 |
Yes | 1.10 | 0.98 | 1.23 | 1.22Note * | 1.11 | 1.35 | 0.97 | 0.84 | 1.12 | 0.99 | 0.83 | 1.17 |
Block 3: Diet (1 unit = 12 times/year) | change in R2 = 0.0136 | change in R2 = 0.0091 | change in R2 = 0.0595 | change in R2 = 0.0585 | ||||||||
Organ meat, centered at 0 | 1.008 | 0.996 | 1.021 | 0.999 | 0.949 | 1.051 | 1.014 | 0.984 | 1.045 | 1.049Note * | 1.009 | 1.092 |
Shellfish, centered at 0 | 1.022Note * | 1.006 | 1.038 | 1.007 | 0.999 | 1.016 | 1.020 | 1.000 | 1.040 | 1.004 | 0.991 | 1.017 |
Cereal, centered at 104 | 0.996Note * | 0.993 | 0.999 | 0.996Note * | 0.992 | 1.000 | 0.996 | 0.991 | 1.000 | 0.994Note * | 0.990 | 0.998 |
Bread, centered at 365 | 0.999 | 0.997 | 1.002 | 0.998 | 0.995 | 1.000 | 0.998 | 0.994 | 1.001 | 0.996Note * | 0.993 | 1.000 |
French fries, centered at 52 | 1.001 | 0.994 | 1.008 | 0.994 | 0.984 | 1.005 | 0.999 | 0.973 | 1.026 | 0.997 | 0.980 | 1.014 |
Other potatoes, centered at 52 | 0.993Note * | 0.988 | 0.997 | 1.004 | 0.999 | 1.008 | 0.988Note * | 0.981 | 0.995 | 1.004 | 0.996 | 1.013 |
Salad, centered at 104 | 1.000 | 0.996 | 1.003 | 0.996 | 0.993 | 1.000 | 1.000 | 0.995 | 1.004 | 0.999 | 0.995 | 1.003 |
Other leafy greens, centered at 0 | 0.994 | 0.987 | 1.001 | 0.998 | 0.990 | 1.005 | 0.992 | 0.980 | 1.004 | 1.003 | 0.995 | 1.011 |
Nuts and seeds, centered at 52 | 1.001 | 0.997 | 1.005 | 0.997Note * | 0.994 | 1.000 | 1.003 | 0.999 | 1.008 | 0.998 | 0.994 | 1.002 |
Red meat consumption in past year | ||||||||||||
No | 1.27 | 0.97 | 1.66 | 1.28 | 0.99 | 1.65 | 1.38Note * | 1.00 | 1.91 | 1.42Note * | 1.04 | 1.95 |
YesNote † | 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 |
Block 4: Other | change in R2 = 0.0089 | change in R2 = 0.0099 | change in R2 = 0.0377 | change in R2 = 0.0297 | ||||||||
Anaemic (low hemoglobin) | ||||||||||||
Yes | 1.12 | 0.94 | 1.34 | 1.22Note * | 1.07 | 1.39 | 1.29Note * | 1.02 | 1.62 | 1.31Note * | 1.06 | 1.61 |
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 |
Body mass index, measured (centred at 21.75, 1 unit = 5 BMI points) | 0.94Note * | 0.91 | 0.97 | 0.89Note * | 0.86 | 0.93 | 0.92Note * | 0.87 | 0.97 | 0.88Note * | 0.83 | 0.94 |
Parity (women) | ||||||||||||
NulliparousNote † | 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 |
One | 1.15 | 0.93 | 1.40 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | 1.27 | 0.99 | 1.62 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable |
Two | 1.02 | 0.87 | 1.20 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | 1.02 | 0.83 | 1.25 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable |
Three or more | 1.13 | 0.99 | 1.30 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable | 1.21Note * | 1.05 | 1.40 | Note ...: not applicable | Note ...: not applicable | Note ...: not applicable |
CHMS cycle | ||||||||||||
1Note † | 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 |
2 | 0.94 | 0.82 | 1.08 | 0.90 | 0.81 | 1.00 | 1.02 | 0.85 | 1.23 | 0.98 | 0.87 | 1.11 |
Total R2 | R2 = 0.5667 | R2 = 0.6300 | R2 = 0.1561 | R2 = 0.1831 | ||||||||
... not applicable
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