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US Adult Obesity vs US Resident Patent Applications

US Adult Obesity and US Resident Patent Applications correlate at r = +0.98 over 42 years (1980–2021), p < 0.0001. With the time trend removed, r = +0.56. Interpret with caution.

Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from 0.98 to 0.56 once the trend is removed.

Pearson r
+0.98
p-value
< 0.0001
Years compared (n)
42 (1980–2021)
95% confidence interval
0.97 to 0.99
Correlation with the time trend removed
+0.56

Sources

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