correlational
Analysis v1
Strong Support
Adults in the US who take more than one blood pressure medicine tend to have more heart problems than those taking just one, which might mean their hearts were already in worse shape to begin with.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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The study looked at people taking blood pressure medicines and found that those on two or more drugs were more likely to already have heart disease than those on one drug, which matches 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.