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US Fertility Rate vs US Federal Debt Outstanding
US Fertility Rate and US Federal Debt Outstanding correlate at r = -0.48 over 91 years (1933–2023), p < 0.0001. With the time trend removed, r = -0.05. Interpret with caution.
Verdict: Interpret with caution. Much of the apparent link is driven by a shared time trend: r falls from -0.48 to -0.05 once the trend is removed.
- Pearson r
- -0.48
- p-value
- < 0.0001
- Years compared (n)
- 91 (1933–2023)
- 95% confidence interval
- -0.62 to -0.30
- Correlation with the time trend removed
- -0.05
Sources
- US Fertility Rate (children per woman): Our World in Data. US Fertility Rate (Our World in Data: Total fertility rate).
- US Federal Debt Outstanding (USD): U.S. Treasury. Total US federal debt outstanding at the end of each fiscal year (U.S. Treasury Fiscal Data).
Related pairs
- US Renewable Energy Share vs US Federal Debt Outstanding (r = +0.99)
- US Wind Power Generation vs US Federal Debt Outstanding (r = +0.99)
- US Federal Debt Outstanding vs US GDP (current US$) (r = +0.97)
- US Federal Debt Outstanding vs US GDP per Capita (r = +0.95)
- Atmospheric Methane (global) vs US Federal Debt Outstanding (r = +0.95)
- US Natural Gas Consumption vs US Federal Debt Outstanding (r = +0.94)
Correlation does not imply causation. How the verdict is worked out.