Chad vs Nigeria: Meningococcal A conjugate (MENGA) vaccine immunization coverage (%)
Chad
65.0%
in 2025
Nigeria
53.0%
in 2025
Chad rank
8th
Nigeria rank
11th
Meningococcal A conjugate (MENGA) vaccine immunization coverage (%) over time
- Chad
- Nigeria
How they compare
Chad currently reports 65.0% against 53.0% in Nigeria, a difference of 12.0%.
That makes Chad's figure about 1.2 times Nigeria's.
The two have swapped places 3 times across 10 shared years of data; in 2016 it was Nigeria ahead.
Chad ranks 8th and Nigeria ranks 11th of 26 countries.
Chad has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | Chad | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 18.5% | 5.5% | 13.0% | Chad |
| 2020s | 55.5% | 51.0% | 4.5% | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher meningococcal a conjugate (menga) vaccine immunization coverage (%), Chad or Nigeria?
- Chad, at 65.0% against 53.0% in Nigeria as of 2025.
- What is the difference in meningococcal a conjugate (menga) vaccine immunization coverage (%) between Chad and Nigeria?
- 12.0%, with Chad ahead.
- How many years of comparable data are there for Chad and Nigeria?
- 10 years are reported by both, from 2016 to 2025.
- How do Chad and Nigeria rank globally for meningococcal a conjugate (menga) vaccine immunization coverage (%)?
- Chad ranks 8th and Nigeria ranks 11th of 26 countries.
- Where does this data come from?
- World Health Organization, Global Health Observatory, published as Meningococcal A conjugate (MENGA) vaccine immunization coverage (%) (WUENIC). Statizoid refreshes it automatically from the source and publishes the full history for both places.