Chad vs Low income (World Bank): Pertussis - number of reported cases, gaps filled
Chad
5,898
in 1998
Low income (World Bank)
16,008
in 2025
Chad rank
9th
Low income (World Bank) rank
7th
Pertussis - number of reported cases, gaps filled over time
- Chad
- Low income (World Bank)
How they compare
Low income (World Bank) currently reports 16,008 against 5,898 in Chad, a difference of 10,110.
That makes Low income (World Bank)'s figure about 2.7 times Chad's.
Across all 17 years both countries report, Low income (World Bank) has been ahead every year.
Chad ranks 9th and Low income (World Bank) ranks 7th of 210 countries.
Low income (World Bank) has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Chad | Low income (World Bank) | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 5,992 | 236,804 | 230,812 | Low income (World Bank) |
| 1980s | 1,573 | 150,869 | 149,296 | Low income (World Bank) |
| 1990s | 5,536 | 12,090 | 6,554 | Low income (World Bank) |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher pertussis - number of reported cases, gaps filled, Chad or Low income (World Bank)?
- Low income (World Bank), at 16,008 against 5,898 in Chad as of 2025.
- What is the difference in pertussis - number of reported cases, gaps filled between Chad and Low income (World Bank)?
- 10,110, with Low income (World Bank) ahead.
- How many years of comparable data are there for Chad and Low income (World Bank)?
- 17 years are reported by both, from 1974 to 1998.
- How do Chad and Low income (World Bank) rank globally for pertussis - number of reported cases, gaps filled?
- Chad ranks 9th and Low income (World Bank) ranks 7th of 210 countries.
- Where does this data come from?
- Statizoid (derived), published as Pertussis - number of reported cases, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Pertussis - number of reported cases with 623 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.