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US Adult Obesity vs US Annual Working Hours per Worker

US Adult Obesity and US Annual Working Hours per Worker correlate at r = -0.55 over 44 years (1980–2023), p = 1.1e-4. With the time trend removed, r = +0.13. Interpret with caution.

Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from -0.55 to 0.13 once the trend is removed.

Pearson r
-0.55
p-value
1.1e-4
Years compared (n)
44 (1980–2023)
95% confidence interval
-0.73 to -0.30
Correlation with the time trend removed
+0.13

Sources

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