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. 2022 Jan 22;18:5. doi: 10.1186/s12992-022-00796-7

Table 1.

Comparison between the total number of tests (in million) performed and the total population (in million) in high-income countries and LMICs

Continent Countries Income Total Tests Performed (million) Total Population (million) Percentage of Tests performed (%)
North America USA High 639,832,856 333,416,037 1921
Oceania Australia High 37,832,547 25,854,460 1461
Europe Switzerland High 10,796,404 8,733,303 1241
North America Canada High 43,215,201 38,153,447 1131
Europe Germany High 73,348,901 84,117,156 75
Asia Vietnam Middle 42,517,091 98,427,082 43
Africa South Africa Middle 17,649,727 60,237,549 29
South America Brazil Middle 57,282,520 214,437,809 27
South America Venezuela Middle 3,359,014 28,335,663 12
Asia Bangladesh Low 9,704,722 166,728,314 6
Africa Uganda Low 1,680,863 47,529,564 4
Africa Nigeria Low 2,997,060 212,473,029 1

Data were retrieved from the Worldometer Covid 19 on 30 September 2021 [10]. % Tests performed = (Total Tests/Total Population) * 100). The data on various types of income for each country was obtained from the World Bank online site [44]. (1) Excessive SARS-CoV-2 testing is indicated by percentage values above 100 (SARS-CoV-2 tests performed more than the actual population)