Key result
Higher 24-hour urinary sodium excretion strongly linked to higher blood pressure.
Why the study?
Does 24-hour urinary sodium excretion predict blood pressure in adults?
Population
Over 10,000 adults from 52 populations and 32 countries
Design
Cross-sectional
Authors
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Supports sodium-focused counseling in hypertension; leaves causality and practice change open pending prospective trials.
Does 24-hour urinary sodium excretion predict blood pressure in adults?
This analysis confirms a strong positive relationship between sodium intake and blood pressure across a large multinational cohort.
KI Marton (1996) studied this question. Twenty-four-hour urinary sodium excretion showed a strong positive relationship with blood pressure in a large cross-sectional study of over 10,000 adults.
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