Table 1
Mean hemoglobin, mean corpuscular volume, and ferritin concentrations, by age group and sex, household population aged 3 to 79, Canada, 2009 to 2011
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Age group (years)/ Sex | Hemoglobin (g/L) | Mean corpuscular volume (fL) | Serum ferritin (µg/L) | ||||||
---|---|---|---|---|---|---|---|---|---|
Arithmetic mean | 95% confidence interval | Arithmetic mean | 95% confidence interval | Geometric mean | 95% confidence interval | ||||
from | to | from | to | from | to | ||||
Total 3 to 79 | 142 | 141 | 143 | 90 | 90 | 91 | 81 | 79 | 84 |
Male | 149Note * | 148 | 150 | 90 | 90 | 91 | 128Note * | 123 | 133 |
Female | 134 | 133 | 135 | 90 | 90 | 91 | 52 | 48 | 55 |
Total 3 to 5 | 127 | 126 | 128 | 83 | 83 | 84 | 33 | 29 | 38 |
Males | |||||||||
6 to 11 | 131 | 130 | 133 | 84 | 83 | 85 | 40 | 36 | 45 |
12 to 19 | 148Note *Note † | 146 | 150 | 88Note † | 87 | 89 | 58Note *Note † | 53 | 64 |
20 to 49 | 153Note *Note †Note ‡ | 151 | 154 | 91Note † | 90 | 91 | 164Note *Note † | 152 | 177 |
50 to 64 | 150Note *Note †Note ‡ | 148 | 151 | 92Note † | 91 | 93 | 166Note *Note † | 148 | 187 |
65 to 79 | 147Note *Note †Note § | 145 | 150 | 93Note † | 92 | 94 | 155Note *Note † | 138 | 175 |
Females | |||||||||
6 to 11 | 132 | 130 | 134 | 85 | 83 | 87 | 42 | 38 | 45 |
12 to 19 | 134 | 132 | 136 | 89Note † | 88 | 90 | 32Note † | 28 | 36 |
20 to 49 | 135 | 134 | 136 | 91Note †Note ‡ | 90 | 91 | 41Note † | 38 | 44 |
50 to 64 | 136Note † | 134 | 137 | 92Note †Note ‡Note § | 91 | 93 | 85Note †Note ‡Note § | 73 | 98 |
65 to 79 | 133 | 131 | 135 | 92Note †Note ‡Note § | 91 | 93 | 89Note †Note ‡Note § | 74 | 107 |
* significantly different from females (p<0.05) † significantly different from ages 6 to 11 of same sex (p<0.05 adjusted for number of comparisons) ‡ significantly different from ages 12 to 19 of same sex (p<0.05 adjusted for number of comparisons) § significantly different from estimate for ages 20 to 49 of same sex (p<0.05 adjusted for number of comparisons) Source: 2009 to 2011 Canadian Health Measures Survey. |
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