Table 61
Distribution of the household population by the concentration of whole blood lead in micrograms per decilitre, by age and sex, Canada, 2007 to 2009

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Distribution of the household population by the concentration of whole blood lead in micrograms per decilitre, by age and sex, Canada, 2007 to 2009: Part 1
  Concentration of whole blood lead
Geometric mean th percentile 10 th percentile 25 th percentile
Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval
From To From To From To From To
  micrograms per decilitre
Both sexes  
Age 6 to 11 0.90 0.81 0.99 0.46 0.38 0.53 0.53 0.49 0.57 0.65 0.59 0.70
Age 12 to 19 0.80 0.74 0.85 0.41 0.37 0.45 0.47 0.44 0.51 0.57 0.53 0.62
Age 20 to 39 1.12 1.04 1.21 0.50 0.43 0.57 0.57 0.52 0.62 0.76 0.69 0.82
Age 40 to 59 1.60 1.46 1.75 0.64 0.54 0.73 0.82 0.70 0.95 1.15 1.06 1.24
Age 60 to 79 2.08 1.90 2.29 0.83 0.79 0.87 1.04 0.93 1.14 1.44 1.33 1.56
Age 6 to 79 1.34 1.24 1.44 0.52 0.48 0.55 0.60 0.56 0.65 0.86 0.79 0.93
Males  
Age 6 to 11 0.92 0.85 0.99 0.49 0.45 0.54 0.54 0.50 0.58 0.66 0.61 0.72
Age 12 to 19 0.88 0.82 0.96 0.45 0.39 0.51 0.51 0.46 0.55 0.65 0.60 0.69
Age 20 to 39 1.41 1.28 1.55 0.59 0.48 0.70 0.75 0.65 0.85 0.97 0.87 1.07
Age 40 to 59 1.74 1.57 1.92 0.81 0.67 0.95 0.98 0.89 1.08 1.25 1.15 1.35
Age 60 to 79 2.31 2.08 2.57 0.91 0.72 1.10 1.20 1.07 1.34 1.55 1.37 1.73
Age 6 to 79 1.51 1.40 1.63 0.59 0.55 0.62 0.71 0.66 0.76 1.01 0.95 1.08
Females  
Age 6 to 11 0.87 0.77 0.99 0.41 0.34 0.48 0.51 0.46 0.57 0.64 0.57 0.70
Age 12 to 19 0.71 0.66 0.77 0.39 0.34 0.43 0.43 0.37 0.49 0.53 0.48 0.58
Age 20 to 39 0.89 0.81 0.98 0.44 0.37 0.50 0.52 0.46 0.57 0.64 0.60 0.68
Age 40 to 59 1.47 1.31 1.65 0.59 0.52 0.65 0.71 0.59 0.82 1.05 0.90 1.19
Age 60 to 79 1.89 1.69 2.12 0.77 0.71 0.83 0.94 0.81 1.07 1.34 1.15 1.52
Age 6 to 79 1.18 1.08 1.30 0.48 0.43 0.52 0.55 0.50 0.60 0.74 0.68 0.81
Distribution of the household population by the concentration of whole blood lead in micrograms per decilitre, by age and sex, Canada, 2007 to 2009: Part 2
  Concentration of whole blood lead
50 th percentile 75 th percentile 90 th percentile 95 th percentile
Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval Estimate Confidence interval
From To From To From To From To
  micrograms per decilitre
Both sexes  
Age 6 to 11 0.87 0.77 0.97 1.19 1.05 1.34 1.61 1.47 1.76 1.95 1.65 2.26
Age 12 to 19 0.76 0.70 0.83 1.05 0.99 1.11 1.34 1.11 1.56 1.64 1.47 1.82
Age 20 to 39 1.05 0.99 1.11 1.58 1.39 1.77 2.35 2.02 2.68 3.12 2.75 3.49
Age 40 to 59 1.55 1.43 1.67 2.22 1.95 2.50 3.17 2.71 3.63 3.87 3.16 4.57
Age 60 to 79 2.07 1.90 2.24 3.02 2.68 3.37 4.17 3.53 4.81 5.19 4.20 6.18
Age 6 to 79 1.30 1.21 1.39 2.03 1.83 2.22 3.07 2.77 3.37 3.79 3.32 4.26
Males  
Age 6 to 11 0.89 0.79 1.00 1.21 1.10 1.31 1.64 1.44 1.83 1.96 1.78 2.13
Age 12 to 19 0.87 0.79 0.95 1.16 1.05 1.27 1.53 1.29 1.77 1.79 1.28 2.29
Age 20 to 39 1.30 1.15 1.46 2.00 1.68 2.33 2.94 2.59 3.30 3.65 2.88 4.42
Age 40 to 59 1.61 1.46 1.77 2.35 1.92 2.77 3.31 2.77 3.85 3.95 3.02 4.88
Age 60 to 79 2.24 1.98 2.49 3.27 2.86 3.68 4.86 3.96 5.75 6.17 4.95 7.39
Age 6 to 79 1.44 1.34 1.54 2.21 2.01 2.42 3.26 2.87 3.66 4.22 3.71 4.72
Females  
Age 6 to 11 0.85 0.73 0.97 1.16 0.93 1.39 1.61 1.37 1.86 1.93 1.26 2.60
Age 12 to 19 0.68 0.62 0.75 0.91 0.79 1.04 1.16 0.98 1.33 1.46 1.25 1.67
Age 20 to 39 0.86 0.77 0.96 1.19 1.08 1.30 1.64 1.38 1.91 2.05 1.78 2.32
Age 40 to 59 1.46 1.27 1.64 2.11 1.81 2.41 3.11 2.49 3.74 3.78 3.05 4.52
Age 60 to 79 1.93 1.69 2.18 2.67 2.27 3.06 3.69 3.20 4.17 4.53 3.81 5.25
Age 6 to 79 1.14 1.04 1.25 1.74 1.51 1.97 2.73 2.35 3.12 3.50 3.03 3.97
Note(s):
Total household population aged 6 to 79, except those meeting the exclusion criteria.
For more information regarding the exclusion criteria and the limit of detection for whole blood lead, please refer to the Canadian Health Measures Survey (CHMS) Data User Guide: Cycle 1 .
This table was produced using the software package SUDAAN.
Source(s):
Canadian Health Measures Survey, Cycle 1.