correlational
Analysis v1
Strong Support
Eating a lot of foods with nitrites might raise your chances of getting stomach cancer by about one-third, according to a big review of many studies.
39
0
Evidence from Studies
Supporting (1)
39
Community contributions welcome
39
Dietary Nitrates, Nitrites, and Nitrosamines Intake and the Risk of Gastric Cancer: A Meta-Analysis
Systematic Review With Meta-Analysis
2015 Dec 1The study looked at the same thing as the claim—dietary nitrite intake and its link to stomach cancer—and found exactly the same 31% increased risk, so it supports the claim.
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.