{"id":1015491,"name":"Reported polio cases per 100,000 people","unit":"cases per 100,000 people","createdAt":"2025-03-14T10:57:54.000Z","updatedAt":"2025-09-23T09:54:26.000Z","coverage":"","timespan":"1910-2022","datasetId":6994,"columnOrder":0,"shortName":"case_rate","catalogPath":"grapher/health/2025-03-12/polio_cases/polio_cases#case_rate","descriptionShort":"The number of reported polio cases per 100,000 people in the United States in a given year.","type":"float","dataChecksum":"7807420756149717494","metadataChecksum":"790115289291143241","datasetName":"Long-run reported polio cases in the United States","updatePeriodDays":365,"datasetVersion":"2025-03-12","nonRedistributable":false,"display":{"unit":"cases per 100,000 people"},"schemaVersion":2,"processingLevel":"major","presentation":{"topicTagsLinks":["Vaccination"]},"descriptionKey":["Population is the most commonly used metric throughout Our World in Data. It is used directly to understand population growth over time, and indirectly to calculate per-capita indicators, making it easier to compare countries of different sizes.","We construct this indicator by combining multiple sources covering different periods.\n  - HYDE v3.3 (2023): historical estimates from 10,000 BCE to 1799.\n  - Gapminder v7 (2022): for 1800-1949.\n  - UN World Population Prospects (2024): for 1950 onwards, including 2100 projections.\n  - Gapminder Systema Globalis (2023): additional source for former countries (Yugoslavia, USSR, etc.)","Breaks in the data may occur at the boundaries between sources due to their methodological differences.","You can read more about the sources and methodology in our [dedicated article](https://ourworldindata.org/population-sources). We also provide a table of sources showing the source we use for each country-year.","We calculate geographical aggregates (continents, income groups, etc.) by summing individual country populations. For years before 1800, we rely directly on HYDE's values for continents to ensure historical consistency."],"dimensions":{"years":{"values":[{"id":1910},{"id":1911},{"id":1913},{"id":1914},{"id":1915},{"id":1916},{"id":1917},{"id":1918},{"id":1919},{"id":1920},{"id":1921},{"id":1922},{"id":1923},{"id":1924},{"id":1925},{"id":1926},{"id":1927},{"id":1928},{"id":1929},{"id":1930},{"id":1931},{"id":1932},{"id":1933},{"id":1934},{"id":1935},{"id":1936},{"id":1937},{"id":1938},{"id":1939},{"id":1940},{"id":1941},{"id":1942},{"id":1943},{"id":1944},{"id":1945},{"id":1946},{"id":1947},{"id":1948},{"id":1949},{"id":1950},{"id":1951},{"id":1952},{"id":1953},{"id":1954},{"id":1955},{"id":1956},{"id":1957},{"id":1958},{"id":1959},{"id":1960},{"id":1961},{"id":1962},{"id":1963},{"id":1964},{"id":1965},{"id":1966},{"id":1967},{"id":1968},{"id":1969},{"id":1970},{"id":1971},{"id":1972},{"id":1973},{"id":1974},{"id":1975},{"id":1976},{"id":1977},{"id":1978},{"id":1979},{"id":1980},{"id":1981},{"id":1982},{"id":1983},{"id":1984},{"id":1985},{"id":1986},{"id":1987},{"id":1988},{"id":1989},{"id":1990},{"id":1991},{"id":1992},{"id":1993},{"id":1994},{"id":1995},{"id":1996},{"id":1997},{"id":1998},{"id":1999},{"id":2000},{"id":2001},{"id":2002},{"id":2003},{"id":2004},{"id":2005},{"id":2006},{"id":2007},{"id":2008},{"id":2009},{"id":2010},{"id":2011},{"id":2012},{"id":2013},{"id":2014},{"id":2015},{"id":2016},{"id":2017},{"id":2018},{"id":2019},{"id":2020},{"id":2021},{"id":2022}]},"entities":{"values":[{"id":13,"name":"United States","code":"USA"}]}},"origins":[{"id":3088,"title":"Historical polio cases in the United States - Public Health Reports","description":"Data on historical polio cases in the United States, compiled from a selection of sources from the United States - Public Health Reports.\n\nSources for each year are as follows:\n\n* 1910-11: [Public Health Reports Vol. 27, No. 16 “Poliomyelitis in the United States, 1910 and 1911\"](https://www.jstor.org/stable/4567726?seq=4)\n\n* 1913: [Public Health Reports Vol. 29, No. 28 “The Notifiable Diseases: Their Prevalence by States during 1913”](https://www.jstor.org/stable/4570998?seq=12)\n\n* 1914: [Public Health Reports Vol. 39, No. 36 “The Notifiable Diseases: Reported Prevalence during 1914 by States”](https://www.jstor.org/stable/4572751?seq=7)\n\n* 1915-1937: [Public Health Reports Vol. 54, No. 21 “Prevalence of Poliomyelitis in the United States in 1938”](https://www.jstor.org/stable/4582892?seq=1)\n\n* 1938: [Public Health Reports Vol. 55, No. 10 “Notifiable Diseases in the United States, 1938: Morbidity and Mortality Summaries for Certain Important Communicable Diseases\"](https://www.jstor.org/stable/4583204?seq=1)\n\n* 1939: [Public Health Reports, Vol. 56, No. 7 - Notifiable Diseases in the United States, 1939: Morbidity and Mortality Summaries for Certain Important Communicable Diseases (1941)](https://www.jstor.org/stable/4583620)\n\n* 1940: [Public Health Reports, Vol. 57, No. 7 - Notifiable Diseases in the United States, 1940: Morbidity and Mortality Summaries for Certain Important Communicable Diseases (1942)](https://www.jstor.org/stable/4584013)\n\n* 1942-1947: [Public Health Reports Vol. 63, No. 13 - Incidence of Poliomyelitis in 1947](https://www.jstor.org/stable/4586491)\n\n* 1948-1949: [Public Health Reports Vol. 67, No. 6 - Poliomyelitis in the United States, 1951](https://www.jstor.org/stable/4588131)","producer":"Public Health Reports","citationFull":"Public Health Reports Vol. 27, No. 16 “Poliomyelitis in the United States, 1910 and 1911\"\n\nPublic Health Reports Vol. 29, No. 28 “The Notifiable Diseases: Their Prevalence by States during 1913”\n\nPublic Health Reports Vol. 39, No. 36 “The Notifiable Diseases: Reported Prevalence during 1914 by States”\n\nPublic Health Reports Vol. 54, No. 21 “Prevalence of Poliomyelitis in the United States in 1938”\n\nPublic Health Reports Vol. 55, No. 10 “Notifiable Diseases in the United States, 1938: Morbidity and Mortality Summaries for Certain Important Communicable Diseases\"\n\nPublic Health Reports, Vol. 56, No. 7 - Notifiable Diseases in the United States, 1939: Morbidity and Mortality Summaries for Certain Important Communicable Diseases (1941)\n\nPublic Health Reports, Vol. 57, No. 7 - Notifiable Diseases in the United States, 1940: Morbidity and Mortality Summaries for Certain Important Communicable Diseases (1942)\n\nPublic Health Reports Vol. 63, No. 13 - Incidence of Poliomyelitis in 1947\n\nPublic Health Reports Vol. 67, No. 6 - Poliomyelitis in the United States, 1951","urlMain":"https://www.jstor.org/stable/4588131","dateAccessed":"2025-03-12","datePublished":"1942-02-13","license":{"name":"Public domain"}},{"id":3089,"title":"Historical diphtheria cases in the United States - United States Census Bureau","description":"Data on historical diphtheria cases in the United States, from the United States Census Bureau.\n\n* 1941: [Statistical Abstract of the United States: 1944-45 (Part 2 - Vital Statistics, Page 82)](https://www.census.gov/library/publications/1945/compendia/statab/66ed.html)","producer":"United States Census Bureau","citationFull":"Statistical Abstract of the United States: 1944-45 (1945), United States Census Bureau.","urlMain":"https://www.census.gov/library/publications/1945/compendia/statab/66ed.html","dateAccessed":"2025-02-25","datePublished":"1945-10-01","license":{"name":"Public domain"}},{"id":3090,"title":"Historical polio cases in the United States - Centers for Disease Control and Prevention","description":"Data on historical polio cases in the United States, compiled from a selection of sources from the US CDC.\n\nSources for each year are as follows:\n\n* 1950-1960: [Morbidity and Mortality Weekly Report Annual Supplement Summary 1993 Vol. 9, No. 53 by the Communicable Disease Center, Public Health Service, U.S. Department of Health Education and Welfare.](https://www.globalhealthchronicles.org/items/show/6303)\n\n* 1961-1993: [Morbidity and Mortality Weekly Report Summary of Notifiable Diseases, United States, 1993](https://www.cdc.gov/mmwr/preview/mmwrhtml/00035381.htm)\n\n* 1994-2001: [PART 3: Historical Summaries of Notifiable Diseases in the United States, 1969–2000; Morbidity and Mortality Weekly Report, Vol. 49, No. 53, Summary of Notifiable Diseases — United States, 2000](https://www.jstor.org/stable/23310295?seq=2)\n\n* 2002: [Summary of Notifiable Diseases --- United States, 2002](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5153a1.htm)\n\n* 2003: [Summary of Notifiable Diseases --- United States, 2003](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5254a1.htm)\n\n* 2004: [Summary of Notifiable Diseases --- United States, 2004](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5353a1.htm)\n\n* 2005: [Summary of Notifiable Diseases --- United States, 2005](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5453a1.htm)\n\n* 2006: [Summary of Notifiable Diseases --- United States, 2006](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5553a1.htm)\n\n* 2007: [Summary of Notifiable Diseases --- United States, 2007](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5653a1.htm)\n\n* 2008: [Summary of Notifiable Diseases --- United States, 2008](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5754a1.htm)\n\n* 2009: [Summary of Notifiable Diseases --- United States, 2009](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5853a1.htm)\n\n* 2010: [Summary of Notifiable Diseases --- United States, 2010](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm5953a1.htm)\n\n* 2011: [Summary of Notifiable Diseases --- United States, 2011](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6053a1.htm)\n\n* 2012: [Summary of Notifiable Diseases --- United States, 2012](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6153a1.htm)\n\n* 2013: [Summary of Notifiable Diseases --- United States, 2013](https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6253a1.htm)\n\n* 2014: [Summary of Notifiable Diseases --- United States, 2014](https://www.cdc.gov/mmwr/volumes/63/wr/mm6354a1.htm)\n\n* 2015: [Summary of Notifiable Diseases --- United States, 2015](https://www.cdc.gov/mmwr/volumes/64/wr/mm6453a1.htm)\n\n* 2016-2022: [National Notifiable Diseases Surveillance System (NNDSS) - Centers for Disease Control and Prevention (CDC)](https://wonder.cdc.gov/nndss-annual-summary.html)","producer":"Centers for Disease Control and Prevention","citationFull":"Morbidity and Mortality Weekly Report Annual Supplement Summary 1993 Vol. 9, No. 53 by the Communicable Disease Center, Public Health Service, U.S. Department of Health Education and Welfare.\n\nMorbidity and Mortality Weekly Report Summary of Notifiable Diseases, United States, 1993\n\nHistorical Summaries of Notifiable Diseases in the United States, 1969–2000; Morbidity and Mortality Weekly Report, Vol. 49, No. 53, Summary of Notifiable Diseases — United States, 2000\n\nSummary of Notifiable Diseases --- United States, 2002-2015\n\nNational Notifiable Diseases Surveillance System (NNDSS) - Centers for Disease Control and Prevention (CDC)","urlMain":"https://wonder.cdc.gov/nndss-annual-summary.html","dateAccessed":"2025-03-12","datePublished":"2023","license":{"name":"Public domain"}},{"id":1080,"title":"Population","description":"Our World in Data builds and maintains a long-run dataset on population by country, region, and for the world, based on various sources.\n\nYou can find more information on these sources and how our time series is constructed on this page: https://ourworldindata.org/population-sources","producer":"Various sources","citationFull":"The long-run data on population is based on various sources, described on this page: https://ourworldindata.org/population-sources","attribution":"Population based on various sources (2024)","attributionShort":"Population","urlMain":"https://ourworldindata.org/population-sources","dateAccessed":"2024-07-11","datePublished":"2024-07-15","license":{"url":"https://creativecommons.org/licenses/by/4.0/","name":"CC BY 4.0"}}]}