Why the study?
Does reduced dietary salt through advice or substitution reduce mortality and cardiovascular events in adult normotensive and hypertensive populations?
Population
8 RCTs pooling 7,284 adults, including normotensives and hypertensives or mixed populations of normo- and…
Comparison
Reduced dietary salt through advice to reduce… vs Control group.
Design
Meta-analysis, Included studies were randomized.
Follow-up
6 to 36 months, up to 12.7 years
Authors
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May reduce CV events without mortality benefit; challenges routine individual salt advice as effective strategy.
Does reduced dietary salt through advice or substitution reduce mortality and cardiovascular events in adult normotensive and hypertensive populations?
Dietary advice to reduce salt intake achieves small blood pressure reductions but lacks sufficient power to confirm clinically important effects on cardiovascular mortality, suggesting individual advice may be an ineffective public health strategy.
Adler et al. (2014) studied this question.
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