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April 29, 2003Journal of Hypertension

Controlled analysis of blood pressure sensitivity to sodium intake

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Why the study?

Does high versus low sodium intake affect blood pressure differently based on demographic factors and hypertensive type in individuals with essential hypertension?

Population

274 individuals with essential hypertension

Comparison

High sodium intake (200 mEq) vs Low sodium intake (10 mEq)

Design

Cohort

Authors

SHShelley HurwitzNFNaomi D.L. FisherCFClaudio Ferri

Discussion

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Overview

Salt sensitivity varies by gender and hypertension type; hypothesis-generating and should not yet guide personalized sodium restriction.

Structured PICO

Does high versus low sodium intake affect blood pressure differently based on demographic factors and hypertensive type in individuals with essential hypertension?

P
Population
274 individuals with essential hypertension
I
Intervention
High sodium intake (200 mEq)
C
Comparator
Low sodium intake (10 mEq)
O
Outcome
Systolic and diastolic blood pressure responses (sodium sensitivity)surrogate

Blood pressure sensitivity to salt intake varies significantly by gender and hypertension type, reducing its usefulness as a simple intermediate phenotype.

Cite This Study

Hurwitz et al. (2003) studied this question.

synapsesocial.com/papers/6a76d01bd8eb58afc2bd6c3ehttps://doi.org/10.1097/00004872-200305000-00020
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Dietary ν Intravenous Salt Loading for the Assessment of Salt Sensitivity in Normotensive Men1994 · 38 citations
  2. 2Evaluation of a Rapid Protocol for the Assessment of Salt Sensitivity Against the Blood Pressure Response to Dietary Sodium Chloride Restriction1997 · 39 citations
  3. 3Importance of the Renin System for Determining Blood Pressure Fall With Acute Salt Restriction in Hypertensive and Normotensive Whites2001 · 130 citations
  4. 4Altered Adrenal Sensitivity to Angiotensin II in Low-Renin Essential Hypertension1999 · 69 citations
  5. 5Enhanced blood pressure response to mild sodium reduction in subjects with the 235T variant of the angiotensinogen gene1999 · 67 citations