Nigeria vs Sierra Leone: Probability of dying that year, among males
Nigeria
7.5%
in 2023
Sierra Leone
7.8%
in 2023
Nigeria rank
2nd
Sierra Leone rank
1st
Probability of dying that year, among males over time
- Nigeria
- Sierra Leone
How they compare
Sierra Leone currently reports 7.8% against 7.5% in Nigeria, a difference of 0.3%.
Across all 74 years both countries report, Sierra Leone has been ahead every year.
Nigeria ranks 2nd and Sierra Leone ranks 1st of 236 countries.
Sierra Leone has averaged higher in every one of the 8 decades both report.
Head to head by decade
| Decade | Nigeria | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 17.3% | 22.8% | 5.5% | Sierra Leone |
| 1960s | 16.4% | 20.8% | 4.4% | Sierra Leone |
| 1970s | 14.4% | 18.9% | 4.4% | Sierra Leone |
| 1980s | 12.8% | 17.4% | 4.6% | Sierra Leone |
| 1990s | 12.4% | 16.2% | 3.8% | Sierra Leone |
| 2000s | 10.4% | 13.6% | 3.2% | Sierra Leone |
| 2010s | 8.7% | 10.1% | 1.4% | Sierra Leone |
| 2020s | 7.7% | 8.1% | 0.4% | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher probability of dying that year, among males, Nigeria or Sierra Leone?
- Sierra Leone, at 7.8% against 7.5% in Nigeria as of 2023.
- What is the difference in probability of dying that year, among males between Nigeria and Sierra Leone?
- 0.3%, with Sierra Leone ahead.
- How many years of comparable data are there for Nigeria and Sierra Leone?
- 74 years are reported by both, from 1950 to 2023.
- How do Nigeria and Sierra Leone rank globally for probability of dying that year, among males?
- Nigeria ranks 2nd and Sierra Leone ranks 1st of 236 countries.
- Where does this data come from?
- Human Mortality Database (2025); UN, World Population Prospects (2024) – with minor processing by Our World in Data, published as Probability of dying that year, among males. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Probability of dying in a given interval, among people who survived to the start of that interval.