correlational
Analysis v1
Strong Support

In Finland, when people ate about one-third less salt over 30 years, their blood pressure dropped by more than 10 points, and far fewer people died from strokes and heart disease.

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Pro
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Evidence from Studies

Supporting (1)

1

Community contributions welcome

1

Sodium intake and hypertension.

Narrative Review
2006 Sep-Oct

The study says that when Finns ate less salt over 30 years, their blood pressure dropped a lot and far fewer people died from heart attacks and strokes — exactly what the claim says.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.