Chad vs United States of America: Diphtheria - number of reported cases, annual growth rate
Chad
-99.85 % change on previous year
in 2025
United States of America
-100 % change on previous year
in 2022
Chad rank
50th
United States of America rank
51st
Diphtheria - number of reported cases, annual growth rate over time
- Chad
- United States of America
How they compare
Chad currently reports -99.85 % change on previous year against -100 % change on previous year in United States of America, a difference of 0.15 % change on previous year.
The two have swapped places 5 times across 7 shared years of data; in 1975 it was United States of America ahead.
Chad ranks 50th and United States of America ranks 51st of 140 countries.
Chad has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | Chad | United States of America | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 48.33 % change on previous year | -22.33 % change on previous year | 70.67 % change on previous year | Chad |
| 1980s | 130 % change on previous year | 6.67 % change on previous year | 123.33 % change on previous year | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher diphtheria - number of reported cases, annual growth rate, Chad or United States of America?
- Chad, at -99.85 % change on previous year against -100 % change on previous year in United States of America as of 2025.
- What is the difference in diphtheria - number of reported cases, annual growth rate between Chad and United States of America?
- 0.15 % change on previous year, with Chad ahead.
- How many years of comparable data are there for Chad and United States of America?
- 7 years are reported by both, from 1975 to 1986.
- How do Chad and United States of America rank globally for diphtheria - number of reported cases, annual growth rate?
- Chad ranks 50th and United States of America ranks 51st of 140 countries.
- Where does this data come from?
- Statizoid (derived), published as Diphtheria - number of reported cases, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The year-on-year percentage change in Diphtheria - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.