Sao Tome and Principe vs Sierra Leone: Pertussis - number of reported cases, gaps filled

Sao Tome and Principe
0
in 2021
Sierra Leone
0
in 2025
Sao Tome and Principe rank
137th
Sierra Leone rank
137th

Pertussis - number of reported cases, gaps filled over time

  • Sao Tome and Principe
  • Sierra Leone
05001.0k1.5k2.0k197419992025

How they compare

Sao Tome and Principe currently reports 0 against 0 in Sierra Leone, a difference of 0.

Across all 26 years both countries report, Sierra Leone has been ahead every year.

Sao Tome and Principe ranks 137th and Sierra Leone ranks 137th of 210 countries.

Sierra Leone has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade Sao Tome and Principe Sierra Leone Difference Ahead
1970s 0 1,425 1,425 Sierra Leone
1980s 79 1,160 1,081 Sierra Leone
1990s 0 0 0
2000s 0 1.73 1.73 Sierra Leone
2010s 0 20.12 20.12 Sierra Leone
2020s 0 0 0

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pertussis - number of reported cases, gaps filled, Sao Tome and Principe or Sierra Leone?
Sao Tome and Principe, at 0 against 0 in Sierra Leone as of 2021.
What is the difference in pertussis - number of reported cases, gaps filled between Sao Tome and Principe and Sierra Leone?
0, with Sao Tome and Principe ahead.
How many years of comparable data are there for Sao Tome and Principe and Sierra Leone?
26 years are reported by both, from 1979 to 2021.
How do Sao Tome and Principe and Sierra Leone rank globally for pertussis - number of reported cases, gaps filled?
Sao Tome and Principe ranks 137th and Sierra Leone ranks 137th 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.

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Sao Tome and Principe vs Sierra Leone: Pertussis - number of reported cases, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 13 September 2026, from https://health.statizoid.com/compare/pertussis-number-of-reported-cases-gaps-filled/sao-tome-and-principe/sierra-leone/

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About this data

Indicator
Pertussis - number of reported cases, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
223 places, 9,846 data points, 1974–2025
Last refreshed

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.