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US Adult Obesity vs US Bank Lending Interest Rate

US Adult Obesity and US Bank Lending Interest Rate correlate at r = -0.85 over 42 years (1980–2021), p < 0.0001. With the time trend removed, r = -0.13. Likely spurious (shared time trend).

Verdict: Likely spurious (shared time trend). Both series mostly just trend over time. After removing that trend the correlation collapses to -0.13 — the relationship is probably coincidental, not causal.

Pearson r
-0.85
p-value
< 0.0001
Years compared (n)
42 (1980–2021)
95% confidence interval
-0.91 to -0.73
Correlation with the time trend removed
-0.13

Sources

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Correlation does not imply causation. How the verdict is worked out.