Nepal vs Sri Lanka: Reported versus estimated cases of polio

Nepal
0 cases
in 2023
Sri Lanka
0 cases
in 2023
Nepal rank
26th
Sri Lanka rank
26th

Reported versus estimated cases of polio over time

  • Nepal
  • Sri Lanka
0100200300198020012023

How they compare

Nepal currently reports 0 cases against 0 cases in Sri Lanka, a difference of 0 cases.

The two have swapped places 12 times across 44 shared years of data; in 1980 it was Sri Lanka ahead.

Nepal ranks 26th and Sri Lanka ranks 26th of 199 countries.

Across the 5 decades both report, Nepal averaged higher in 3 and Sri Lanka in 1.

Head to head by decade

Decade Nepal Sri Lanka Difference Ahead
1980s 35.9 cases 81.1 cases 45.2 cases Sri Lanka
1990s 12.8 cases 3.7 cases 9.1 cases Nepal
2000s 4.9 cases 0 cases 4.9 cases Nepal
2010s 0.6 cases 0 cases 0.6 cases Nepal
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, Nepal or Sri Lanka?
Nepal, at 0 cases against 0 cases in Sri Lanka as of 2023.
What is the difference in reported versus estimated cases of polio between Nepal and Sri Lanka?
0 cases, with Nepal ahead.
How many years of comparable data are there for Nepal and Sri Lanka?
44 years are reported by both, from 1980 to 2023.
How do Nepal and Sri Lanka rank globally for reported versus estimated cases of polio?
Nepal ranks 26th and Sri Lanka 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.

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Nepal vs Sri Lanka: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 29 August 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/nepal/sri-lanka/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/nepal/sri-lanka/">Nepal vs Sri Lanka: Reported versus estimated cases of polio</a> — Statizoid

About this data

Indicator
Reported versus estimated cases of polio
Unit
cases
Source
World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
199 places, 7,608 data points, 1980–2023
Last refreshed

Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases.