Table 1. Selenium intake (μg/day) assessed with DR and FFQ by area.
Ninohe PHC | Yokote PHC | Saku PHC | Ishikawa PHC | ANOVA p-value |
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Mean±SD | Median | Mean±SD | Median | Mean±SD | Median | Mean±SD | Median | ||
DR1 | |||||||||
Men (n=102) | n=24 | n=28 | n=23 | n=27 | <0.001 | ||||
200±36 | 208 | 188±37 | 186 | 191±40 | 191 | 155±43 | 152 | ||
Women (n=113) | n=27 | n=30 | n=28 | n=28 | <0.001 | ||||
158±31 | 158 | 158±29 | 156 | 148±30 | 127±37 | 123 | |||
FFQ | |||||||||
Men (n=102) | n=24 | n=28 | n=23 | n=27 | <0.001 | ||||
162±84 | 146 | 125±48 | 110 | 151±56 | 151 | 96±46 | 87 | ||
Women (n=113) | n=27 | n=30 | n=28 | n=28 | 0.002 | ||||
132±68 | 104 | 113±44 | 107 | 153±108 | 133 | 83±29 | 75 |
1Mean intakes from 28-day DR in Ninohe, Yokote and Saku PHC, and mean intake of 14-day DR in Ishikawa PHC.