Azerbaijan vs China: Reported versus estimated cases of polio
Azerbaijan
0 cases
in 2023
China
0 cases
in 2023
Azerbaijan rank
26th
China rank
26th
Reported versus estimated cases of polio over time
- Azerbaijan
- China
How they compare
Azerbaijan currently reports 0 cases against 0 cases in China, a difference of 0 cases.
Across all 33 years both countries report, China has been ahead every year.
Azerbaijan ranks 26th and China ranks 26th of 199 countries.
China has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Azerbaijan | China | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 14.78 cases | 466.67 cases | 451.89 cases | China |
| 2000s | 0 cases | 0.2 cases | 0.2 cases | China |
| 2010s | 0 cases | 2.4 cases | 2.4 cases | China |
| 2020s | 0 cases | 0 cases | 0 cases | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher reported versus estimated cases of polio, Azerbaijan or China?
- Azerbaijan, at 0 cases against 0 cases in China as of 2023.
- What is the difference in reported versus estimated cases of polio between Azerbaijan and China?
- 0 cases, with Azerbaijan ahead.
- How many years of comparable data are there for Azerbaijan and China?
- 33 years are reported by both, from 1991 to 2023.
- How do Azerbaijan and China rank globally for reported versus estimated cases of polio?
- Azerbaijan ranks 26th and China ranks 26th of 199 countries.
- Where does this data come from?
- World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data, published as Reported versus estimated cases of polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases.