Table 49
Prevalence of hepatitis B surface antibody measured in serum for the household population, by age and sex, Canada, 2009 to 2011

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Prevalence of hepatitis B surface antibody measured in serum for the household population, by age and sex, Canada, 2009 to 2011
Table summary
This table displays the prevalence of hepatitis B surface antibody measured in serum of Canadians 14 to 79 years of age. The row headers provide information for each age group overall and by sex. The column headers provide the estimate and confidence interval for the percentage of Canadians that were tested to have the presence of the hepatitis B surface antibody and those that did not.
  Presence of hepatitis B surface antibody Absence of hepatitis B surface antibody
Estimate Confidence interval Estimate Confidence interval
From To From To
  percent
Both sexes  
Age 14 to 19 76.9 72.6 80.7 23.1 19.3 27.4
Age 20 to 39 50.4 43.8 57.0 49.6 43.0 56.2
Age 40 to 59 21.0 16.3 26.5 79.0 73.5 83.7
Age 60 to 79 18.1 13.6 23.6 81.9 76.4 86.4
Age 14 to 79 35.4 31.4 39.6 64.6 60.4 68.6
Males  
Age 14 to 19 77.3 70.4 82.9 22.7 17.1 29.6
Age 20 to 39 45.3 36.6 54.4 54.7 45.6 63.4
Age 40 to 59 14.7 E 9.8 21.6 85.3 78.4 90.2
Age 60 to 79 16.5 E 10.3 25.3 83.5 74.7 89.7
Age 14 to 79 31.3 27.1 35.9 68.7 64.1 72.9
Females  
Age 14 to 19 76.4 68.7 82.7 23.6 17.3 31.3
Age 20 to 39 55.6 45.7 65.0 44.4 35.0 54.3
Age 40 to 59 27.3 20.7 35.1 72.7 64.9 79.3
Age 60 to 79 19.5 15.0 25.1 80.5 74.9 85.0
Age 14 to 79 39.5 34.6 44.5 60.5 55.5 65.4
Note(s):
Presence of hepatitis B surface antibody represents immunity to the virus. Total household population aged 14 to 79, except those meeting the exclusion criteria (see the Canadian Health Measures Survey (CHMS) Data User Guide: Cycle 2).
Source(s):
Canadian Health Measures Survey, Cycle 2.
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