Table 2
Geometric means of urinary BPA concentrations, by selected characteristics, household population aged 6 to 17, Canada, 2007/2009 and 2009/2011 (combined)

Table 2.
Geometric means of urinary BPA concentrations, by selected characteristics, household population aged 6 to 17, Canada, 2007/2009 and 2009/2011 (combined)
Table summary
This table displays the results of Geometric means of urinary BPA concentrations. The information is grouped by Characteristics (appearing as row headers), Geometric mean (µg/L) and 95% confidence interval (appearing as column headers).
Characteristics Geometric mean (µg/L) 95% confidence interval
from to
TotalNote  1.3 1.1 1.4
Age groupNote   
6 to 8Note  1.8 1.6 2.1
9 to 11 1.4Note * 1.2 1.7
12 to 14 1.2Note *** 1.0 1.4
15 to 17 0.9Note *** 0.8 1.1
SexNote   
MaleNote  1.2 1.1 1.4
Female 1.3 1.2 1.5
Time of urine collectionNote   
MorningNote  1.1 1.0 1.3
Afternoon 1.5Note *** 1.3 1.7
Evening 1.4 1.0 1.7
EthnicityNote §  
WhiteNote  1.3 1.2 1.5
Non-white 1.3 1.0 1.6
Exposure to second-hand smokeNote §  
Once a week or lessNote  1.2 1.1 1.4
Every day or almost every day 1.6Note ** 1.4 2.0
Household incomeNote §  
Low/Lower-middle 1.7Note *** 1.4 2.0
Upper-middle 1.2 1.0 1.4
HighestNote  1.2 1.1 1.4
Household educationNote §  
Secondary school graduation or less 1.3 1.0 1.6
At least some postsecondaryNote  1.3 1.1 1.5
Body Mass IndexNote §  
Neither overweight nor obeseNote  1.3 1.2 1.5
Overweight 1.3 1.0 1.7
Obese 1.2 1.0 1.4
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