Guinea-Bissau vs Nigeria: The maternal mortality ratio in 1985 and 2020

Guinea-Bissau
725.09 deaths per 100,000 live births
in 2020
Nigeria
1,047 deaths per 100,000 live births
in 2020
Guinea-Bissau rank
5th
Nigeria rank
3rd

The maternal mortality ratio in 1985 and 2020 over time

  • Guinea-Bissau
  • Nigeria
05001.0k1.5k198520022020

How they compare

Nigeria currently reports 1,047 deaths per 100,000 live births against 725.09 deaths per 100,000 live births in Guinea-Bissau, a difference of 321.91 deaths per 100,000 live births.

That makes Nigeria's figure about 1.4 times Guinea-Bissau's.

The two have swapped places 1 time across 36 shared years of data; in 1985 it was Guinea-Bissau ahead.

Guinea-Bissau ranks 5th and Nigeria ranks 3rd of 185 countries.

Across the 5 decades both report, Guinea-Bissau averaged higher in 2 and Nigeria in 3.

Head to head by decade

Decade Guinea-Bissau Nigeria Difference Ahead
1980s 1,603 deaths per 100,000 live births 1,272 deaths per 100,000 live births 331.54 deaths per 100,000 live births Guinea-Bissau
1990s 1,423 deaths per 100,000 live births 1,198 deaths per 100,000 live births 225.13 deaths per 100,000 live births Guinea-Bissau
2000s 1,009 deaths per 100,000 live births 1,098 deaths per 100,000 live births 89.46 deaths per 100,000 live births Nigeria
2010s 724.32 deaths per 100,000 live births 1,115 deaths per 100,000 live births 390.79 deaths per 100,000 live births Nigeria
2020s 725.09 deaths per 100,000 live births 1,047 deaths per 100,000 live births 322.15 deaths per 100,000 live births Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher the maternal mortality ratio in 1985 and 2020, Guinea-Bissau or Nigeria?
Nigeria, at 1,047 deaths per 100,000 live births against 725.09 deaths per 100,000 live births in Guinea-Bissau as of 2020.
What is the difference in the maternal mortality ratio in 1985 and 2020 between Guinea-Bissau and Nigeria?
321.91 deaths per 100,000 live births, with Nigeria ahead.
How many years of comparable data are there for Guinea-Bissau and Nigeria?
36 years are reported by both, from 1985 to 2020.
How do Guinea-Bissau and Nigeria rank globally for the maternal mortality ratio in 1985 and 2020?
Guinea-Bissau ranks 5th and Nigeria ranks 3rd of 185 countries.
Where does this data come from?
UN MMEIG (2023) – processed by Our World in Data, published as The maternal mortality ratio in 1985 and 2020. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guinea-Bissau vs Nigeria: The maternal mortality ratio in 1985 and 2020. Statizoid, drawing on UN MMEIG (2023) – processed by Our World in Data. Retrieved 12 September 2026, from https://health.statizoid.com/compare/the-maternal-mortality-ratio-in-1985-and-2020/guinea-bissau/nigeria/

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<a href="https://health.statizoid.com/compare/the-maternal-mortality-ratio-in-1985-and-2020/guinea-bissau/nigeria/">Guinea-Bissau vs Nigeria: The maternal mortality ratio in 1985 and 2020</a> — Statizoid

About this data

Indicator
The maternal mortality ratio in 1985 and 2020
Unit
deaths per 100,000 live births
Source
UN MMEIG (2023) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
185 places, 6,660 data points, 1985–2020
Last refreshed

The estimated maternal mortality ratio (MMR) is the number of maternal deaths per 100,000 live births.