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Under pressure: reducing salt intake to lower blood pressure

Does reducing salt intake actually reduce blood pressure? If so, by how much? This meta-analysis aimed to answer these questions.

Study under review: Dose-response relation between dietary sodium and blood pressure: a meta-regression analysis of 133 randomized controlled trials.

Introduction

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Who and what was studied?

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What is mean blood pressure?

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What were the findings?

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What does this study really tell us?

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What is the ecological fallacy?

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The big picture

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Frequently Asked Questions

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What should I know?

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