Contested facts · veracity-3pt · fact-dietary-fat-01
Claim: Saturated fat intake is a significant independent cause of cardiovascular disease in the general population.
0.00
Divergence
0.89
Avg stability
0%
Refusal rate
3
Models
Where each model stands
CCG
refutedcontestedsupported
ChatGPT modal contested [contested, supported, contested] · stability 0.67
- 1 contested 0.90 The answer says “Not exactly” and argues SFA raises LDL (contributing to CVD) but that calling SFA a “single, independent cause in the general population” is an oversimplification—effects depend on replacement nutrient and food context.
- 2 supported 0.87 The answer states 'Mostly true' and explains that SFA raises LDL‑cholesterol (a causal driver of ASCVD) and that reducing SFA and replacing it with polyunsaturated fats lowers ASCVD risk; it concludes SFA is a 'biologically plausible and modifiable contributor to ASCVD risk.'
- 3 contested 0.90 The answer says “Partly true, but with important qualifications” and explicitly states that calling SFA an “independent cause” is an oversimplification because risk depends on replacement nutrient, food sources, and overall diet.
Claude modal contested [contested, contested, contested] · stability 1.00
- 1 contested 0.85 The answer acknowledges mechanistic plausibility and some supporting evidence but concludes the claim 'overstates the evidence,' finding that saturated fat's effect is 'much weaker than once thought when confounders are controlled' and proposing a more nuanced framing: 'likely plays a contributing role...but is neither necessary nor sufficient.' This represents a middle position that accepts parti
- 2 contested 0.92 The answer states the claim 'overstates the evidence' and presents a 'more nuanced' picture where the relationship is 'heavily dependent on context' and 'contested.' It acknowledges some supporting evidence (LDL association) but emphasizes that recent meta-analyses show 'weaker associations than previously assumed' and proposes a more accurate alternative claim.
- 3 contested 0.92 The answer acknowledges supporting evidence (correlation with LDL, RCT evidence on lipid effects) but argues the claim 'overstates causation' and is 'oversimplified.' The conclusion states saturated fat 'likely contributes' to CVD risk but calling it a 'significant independent cause' in the general population 'overstates current evidence.' This represents a direct disagreement with the claim's fra
Gemini modal contested [contested, contested, contested] · stability 1.00
- 1 contested 0.95 The answer frames the claim as 'a central point of debate in modern nutritional science' and provides detailed evidence both supporting and challenging the assertion that saturated fat is a significant independent cause of CVD.
- 2 contested 0.95 The answer directly states that the claim is 'a subject of ongoing debate in nutritional epidemiology' and concludes it is 'partially true mechanistically, but misleading in real-world application.'
- 3 contested 0.95 The answer frames the topic as 'one of the most extensively studied and vigorously debated topics in nutritional science' and presents extensive evidence both supporting and challenging the claim.
Change over time
No change from the prior run — every model's modal stance held.
Every stance label is a derived judgment over the model's free-text answer, kept auditable against the original transcript in the run's raw data. Method: /methodology.