Sri Lanka vs Viet Nam: Reported versus estimated cases of polio
Sri Lanka
0 cases
in 2023
Viet Nam
0 cases
in 2023
Sri Lanka rank
26th
Viet Nam rank
26th
Reported versus estimated cases of polio over time
- Sri Lanka
- Viet Nam
How they compare
Sri Lanka currently reports 0 cases against 0 cases in Viet Nam, a difference of 0 cases.
Across all 44 years both countries report, Viet Nam has been ahead every year.
Sri Lanka ranks 26th and Viet Nam ranks 26th of 199 countries.
Viet Nam has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Sri Lanka | Viet Nam | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 81.1 cases | 1,080 cases | 999.1 cases | Viet Nam |
| 1990s | 3.7 cases | 260.5 cases | 256.8 cases | Viet Nam |
| 2000s | 0 cases | 0 cases | 0 cases | — |
| 2010s | 0 cases | 0 cases | 0 cases | — |
| 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, Sri Lanka or Viet Nam?
- Sri Lanka, at 0 cases against 0 cases in Viet Nam as of 2023.
- What is the difference in reported versus estimated cases of polio between Sri Lanka and Viet Nam?
- 0 cases, with Sri Lanka ahead.
- How many years of comparable data are there for Sri Lanka and Viet Nam?
- 44 years are reported by both, from 1980 to 2023.
- How do Sri Lanka and Viet Nam rank globally for reported versus estimated cases of polio?
- Sri Lanka ranks 26th and Viet Nam 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.