Chad vs Sierra Leone: Probability that a male will outlive a female

Chad
45.17
in 2023
Sierra Leone
44.79
in 2023
Chad rank
10th
Sierra Leone rank
12th

Probability that a male will outlive a female over time

  • Chad
  • Sierra Leone
01020304050195019862023

How they compare

Chad currently reports 45.17 against 44.79 in Sierra Leone, a difference of 0.38.

The two have swapped places 13 times across 74 shared years of data; in 1950 it was Sierra Leone ahead.

Chad ranks 10th and Sierra Leone ranks 12th of 229 countries.

Across the 8 decades both report, Chad averaged higher in 1 and Sierra Leone in 7.

Head to head by decade

Decade Chad Sierra Leone Difference Ahead
1950s 46.84 47.16 0.314 Sierra Leone
1960s 46.31 47.32 1.01 Sierra Leone
1970s 45.19 46.92 1.73 Sierra Leone
1980s 43.96 46.8 2.84 Sierra Leone
1990s 46.16 46.29 0.135 Sierra Leone
2000s 47.45 47.53 0.081 Sierra Leone
2010s 47.05 47.17 0.126 Sierra Leone
2020s 45.3 45.12 0.1825 Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher probability that a male will outlive a female, Chad or Sierra Leone?
Chad, at 45.17 against 44.79 in Sierra Leone as of 2023.
What is the difference in probability that a male will outlive a female between Chad and Sierra Leone?
0.38, with Chad ahead.
How many years of comparable data are there for Chad and Sierra Leone?
74 years are reported by both, from 1950 to 2023.
How do Chad and Sierra Leone rank globally for probability that a male will outlive a female?
Chad ranks 10th and Sierra Leone ranks 12th of 229 countries.
Where does this data come from?
Our World in Data, published as Probability that a male will outlive a female. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Sierra Leone: Probability that a male will outlive a female. Statizoid, drawing on Our World in Data. Retrieved 25 August 2026, from https://gender.statizoid.com/compare/probability-that-a-male-will-outlive-a-female/chad/sierra-leone/

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<a href="https://gender.statizoid.com/compare/probability-that-a-male-will-outlive-a-female/chad/sierra-leone/">Chad vs Sierra Leone: Probability that a male will outlive a female</a> — Statizoid

About this data

Indicator
Probability that a male will outlive a female
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 18,722 data points, 1751–2023
Last refreshed