quantitative
Analysis v1
Strong Support

About 137 million people in 70 countries are drinking water that has unsafe levels of arsenic in it.

1
Pro
0
Against

Evidence from Studies

Supporting (1)

1

Community contributions welcome

The study says the same thing as the claim: about 137 million people in 70 countries drink water with unsafe levels of arsenic. It matches exactly.

Contradicting (0)

0

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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.