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Errors in estimating usual sodium intake by the Kawasaki formula alter its relationship with mortality: implications for public health†
Author(s) -
Feng J. He,
Norm R.C. Campbell,
Yuan Ma,
Graham A. MacGregor,
Mary E. Cogswell,
Nancy R. Cook
Publication year - 2018
Publication title -
international journal of epidemiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.406
H-Index - 208
eISSN - 1464-3685
pISSN - 0300-5771
DOI - 10.1093/ije/dyy114
Subject(s) - sodium , confidence interval , urine , medicine , gold standard (test) , cohort , urinary system , urine sodium , urine collection device , chemistry , organic chemistry
Several cohort studies with inaccurate estimates of sodium reported a J-shaped relationship with mortality. We compared various estimated sodium intakes with that measured by the gold-standard method of multiple non-consecutive 24-h urine collections and assessed their relationship with mortality.

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