descriptive
Analysis v1
Strong Support
Different types of studies can give different results when looking at nitrates and nitrites. For example, some studies show a bigger effect than others just because of how they're designed.
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 how different types of research (like surveys vs. long-term tracking) affect results on nitrates and cancer, and it found that the type of study does change the numbers, just like the claim said.
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.