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Reported versus estimated cases of polio in Sao Tome and Principe

Sao Tome and Principe: Reported versus estimated cases of polio was 0 cases in 2023. ◆ Volatile

Latest (2023)
0 cases
World rank
26th
of 199 countries
All-time high
10 cases
in 1983
All-time low
0 cases
in 1984
Years of data
44
1980–2023

Reported versus estimated cases of polio in Sao Tome and Principe, 1980–2023

02468101980200120231980: 4 cases1981: 7 cases1982: 9 cases1983: 10 cases1984: 0 cases1985: 0 cases1986: 0 cases1987: 0 cases1988: 0 cases1989: 0 cases1990: 0 cases1991: 0 cases1992: 0 cases1993: 0 cases1994: 0 cases1995: 0 cases1996: 0 cases1997: 0 cases1998: 0 cases1999: 0 cases2000: 0 cases2001: 0 cases2002: 0 cases2003: 0 cases2004: 0 cases2005: 0 cases2006: 0 cases2007: 0 cases2008: 0 cases2009: 0 cases2010: 0 cases2011: 0 cases2012: 0 cases2013: 0 cases2014: 0 cases2015: 0 cases2016: 0 cases2017: 0 cases2018: 0 cases2019: 0 cases2020: 0 cases2021: 0 cases2022: 0 cases2023: 0 cases

Source: World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Measured in cases.

Analysis

Sao Tome and Principe recorded 0 cases for reported versus estimated cases of polio in 2023. That is the lowest value across all 44 years on record.

Over the whole period, reported versus estimated cases of polio in Sao Tome and Principe peaked at 10 cases in 1983 and was at its lowest, 0 cases, in 1984.

That places Sao Tome and Principe 26th out of 199 countries with data for 2023, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Reported versus estimated cases of polio in Sao Tome and Principe, year by year

Year cases Change
1980 4 cases —
1981 7 cases +75.0%
1982 9 cases +28.6%
1983 10 cases +11.1%
1984 0 cases -100.0%
1985 0 cases —
1986 0 cases —
1987 0 cases —
1988 0 cases —
1989 0 cases —
1990 0 cases —
1991 0 cases —
1992 0 cases —
1993 0 cases —
1994 0 cases —
1995 0 cases —
1996 0 cases —
1997 0 cases —
1998 0 cases —
1999 0 cases —
2000 0 cases —
2001 0 cases —
2002 0 cases —
2003 0 cases —
2004 0 cases —
2005 0 cases —
2006 0 cases —
2007 0 cases —
2008 0 cases —
2009 0 cases —
2010 0 cases —
2011 0 cases —
2012 0 cases —
2013 0 cases —
2014 0 cases —
2015 0 cases —
2016 0 cases —
2017 0 cases —
2018 0 cases —
2019 0 cases —
2020 0 cases —
2021 0 cases —
2022 0 cases —
2023 0 cases —

Averages by decade

DecadeAverage LowestHighest Years
1980s 3 cases 0 cases 10 cases 10
1990s 0 cases 0 cases 0 cases 10
2000s 0 cases 0 cases 0 cases 10
2010s 0 cases 0 cases 0 cases 10
2020s 0 cases 0 cases 0 cases 4

Countries ranked near Sao Tome and Principe

  1. 26 Albania 0 cases compare
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  4. 26 Angola 0 cases compare
  5. 26 Antigua and Barbuda 0 cases
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  7. 26 Armenia 0 cases compare
  8. 26 Australia 0 cases compare
  9. 26 Austria 0 cases compare
  10. 26 Azerbaijan 0 cases compare
  11. 26 Bahamas 0 cases
  12. 26 Bahrain 0 cases compare
  13. 26 Bangladesh 0 cases compare
  14. 26 Barbados 0 cases
  15. 26 Belarus 0 cases compare
  16. 26 Belgium 0 cases compare
  17. 26 Belize 0 cases compare
  18. 26 Bhutan 0 cases compare
  19. 26 Bolivia, Plurinational State of 0 cases compare
  20. 26 Bosnia and Herzegovina 0 cases
  21. 26 Botswana 0 cases compare
  22. 26 Brazil 0 cases compare
  23. 26 Brunei Darussalam 0 cases
  24. 26 Bulgaria 0 cases compare
  25. 26 Cambodia 0 cases compare
  26. 26 Cameroon 0 cases compare
  27. 26 Canada 0 cases compare
  28. 26 Cape Verde 0 cases compare
  29. 26 Chile 0 cases compare
  30. 26 China 0 cases compare
  31. 26 Colombia 0 cases compare
  32. 26 Comoros 0 cases compare
  33. 26 Congo 0 cases compare
  34. 26 Cook Islands 0 cases
  35. 26 Costa Rica 0 cases
  36. 26 Croatia 0 cases
  37. 26 Cuba 0 cases
  38. 26 Cyprus 0 cases compare
  39. 26 Czechia 0 cases
  40. 26 Denmark 0 cases compare
  41. 26 Djibouti 0 cases compare
  42. 26 Dominica 0 cases
  43. 26 Dominican Republic 0 cases compare
  44. 26 Timor-Leste 0 cases
  45. 26 Ecuador 0 cases compare
  46. 26 Egypt 0 cases compare
  47. 26 El Salvador 0 cases compare
  48. 26 Equatorial Guinea 0 cases compare
  49. 26 Eritrea 0 cases compare
  50. 26 Estonia 0 cases
  51. 26 Eswatini 0 cases compare
  52. 26 Ethiopia 0 cases compare
  53. 26 Fiji 0 cases
  54. 26 Finland 0 cases compare
  55. 26 France 0 cases compare
  56. 26 Gabon 0 cases compare
  57. 26 Gambia 0 cases compare
  58. 26 Georgia 0 cases compare
  59. 26 Germany 0 cases compare
  60. 26 Ghana 0 cases compare
  61. 26 Greece 0 cases compare
  62. 26 Grenada 0 cases
  63. 26 Guatemala 0 cases compare
  64. 26 Guinea-Bissau 0 cases compare
  65. 26 Guyana 0 cases
  66. 26 Haiti 0 cases compare
  67. 26 Honduras 0 cases compare
  68. 26 Hong Kong, China 0 cases
  69. 26 Hungary 0 cases compare
  70. 26 Iceland 0 cases
  71. 26 India 0 cases compare
  72. 26 Iran, Islamic Republic of 0 cases compare
  73. 26 Iraq 0 cases compare
  74. 26 Ireland 0 cases compare
  75. 26 Italy 0 cases compare
  76. 26 Jamaica 0 cases compare
  77. 26 Japan 0 cases compare
  78. 26 Jordan 0 cases compare
  79. 26 Kazakhstan 0 cases compare
  80. 26 Kiribati 0 cases
  81. 26 Kuwait 0 cases compare
  82. 26 Kyrgyzstan 0 cases compare
  83. 26 Lao People's Democratic Republic 0 cases compare
  84. 26 Latvia 0 cases
  85. 26 Lebanon 0 cases compare
  86. 26 Lesotho 0 cases compare
  87. 26 Liberia 0 cases compare
  88. 26 Libya 0 cases compare
  89. 26 Lithuania 0 cases
  90. 26 Luxembourg 0 cases
  91. 26 Macau, China 0 cases
  92. 26 Malawi 0 cases compare
  93. 26 Malaysia 0 cases compare
  94. 26 Maldives 0 cases compare
  95. 26 Malta 0 cases
  96. 26 Marshall Islands 0 cases compare
  97. 26 Mauritius 0 cases
  98. 26 Mexico 0 cases compare
  99. 26 Micronesia, Federated States of 0 cases
  100. 26 Republic of Moldova 0 cases compare
  101. 26 Monaco 0 cases
  102. 26 Mongolia 0 cases compare
  103. 26 Montenegro 0 cases
  104. 26 Morocco 0 cases compare
  105. 26 Myanmar 0 cases compare
  106. 26 Namibia 0 cases compare
  107. 26 Naoero 0 cases compare
  108. 26 Nepal 0 cases compare
  109. 26 Netherlands 0 cases compare
  110. 26 New Zealand 0 cases
  111. 26 Nicaragua 0 cases compare
  112. 26 Niue 0 cases
  113. 26 Korea, Democratic People's Republic of 0 cases compare
  114. 26 North Macedonia 0 cases
  115. 26 Norway 0 cases compare
  116. 26 Oman 0 cases compare
  117. 26 Palau 0 cases
  118. 26 Palestine, State of 0 cases
  119. 26 Panama 0 cases
  120. 26 Papua New Guinea 0 cases compare
  121. 26 Paraguay 0 cases compare
  122. 26 Peru 0 cases compare
  123. 26 Philippines 0 cases compare
  124. 26 Poland 0 cases compare
  125. 26 Portugal 0 cases compare
  126. 26 Qatar 0 cases compare
  127. 26 Reunion 0 cases
  128. 26 Romania 0 cases compare
  129. 26 Russian Federation 0 cases compare
  130. 26 Rwanda 0 cases compare
  131. 26 Saint Helena 0 cases
  132. 26 Saint Kitts and Nevis 0 cases
  133. 26 Saint Lucia 0 cases
  134. 26 Saint Vincent and the Grenadines 0 cases
  135. 26 Samoa 0 cases
  136. 26 San Marino 0 cases
  137. 26 Saudi Arabia 0 cases compare
  138. 26 Senegal 0 cases compare
  139. 26 Serbia 0 cases compare
  140. 26 Seychelles 0 cases
  141. 26 Sierra Leone 0 cases compare
  142. 26 Singapore 0 cases compare
  143. 26 Slovakia 0 cases
  144. 26 Slovenia 0 cases
  145. 26 Solomon Islands 0 cases
  146. 26 South Africa 0 cases compare
  147. 26 Republic of Korea 0 cases compare
  148. 26 Spain 0 cases compare
  149. 26 Sri Lanka 0 cases compare
  150. 26 Sudan 0 cases compare
  151. 26 Suriname 0 cases compare
  152. 26 Sweden 0 cases compare
  153. 26 Switzerland 0 cases compare
  154. 26 Syrian Arab Republic 0 cases compare
  155. 26 Tajikistan 0 cases compare
  156. 26 Thailand 0 cases compare
  157. 26 Togo 0 cases compare
  158. 26 Tonga 0 cases
  159. 26 Trinidad and Tobago 0 cases
  160. 26 Tunisia 0 cases compare
  161. 26 Türkiye 0 cases compare
  162. 26 Turkmenistan 0 cases compare
  163. 26 Tuvalu 0 cases
  164. 26 Uganda 0 cases compare
  165. 26 Ukraine 0 cases compare
  166. 26 United Arab Emirates 0 cases compare
  167. 26 United Kingdom of Great Britain and Northern Ireland 0 cases compare
  168. 26 United States of America 0 cases compare
  169. 26 Uruguay 0 cases
  170. 26 Uzbekistan 0 cases compare
  171. 26 Vanuatu 0 cases compare
  172. 26 Venezuela, Bolivarian Republic of 0 cases compare
  173. 26 Viet Nam 0 cases compare

See the full ranking of 199 places →

More reference data data for Sao Tome and Principe

All data for Sao Tome and Principe →

Frequently asked questions

What is reported versus estimated cases of polio in Sao Tome and Principe?
Reported versus estimated cases of polio in Sao Tome and Principe was 0 cases in 2023, according to World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data.
What is the highest reported versus estimated cases of polio recorded in Sao Tome and Principe?
The highest recorded value was 10 cases in 1983.
What is the lowest reported versus estimated cases of polio recorded in Sao Tome and Principe?
The lowest recorded value was 0 cases in 1984.
How does Sao Tome and Principe rank for reported versus estimated cases of polio?
Sao Tome and Principe ranks 26th out of 199 countries with data for 2023.
Where does this Sao Tome and Principe data come from?
The figures come from World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data, published as part of Reported versus estimated cases of polio. Statizoid updates them automatically from the source API.

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Reported versus estimated cases of polio in Sao Tome and Principe. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 04 September 2026, from https://reference.statizoid.com/stat/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/sao-tome-and-principe/

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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.