Globally, the total confirmed cases of Covid-19 have reached over 165,584,000 with more than 3,431,000 deaths and 114,375,000 recoveries reported.
The US continues to hold the lead as the most heavily affected country worldwide, followed by India and Brazil.
The case fatality rate in the US has stabilized at approximately 1.8 deaths per 100,000 population since mid-February.
California, Texas and Florida are top three most affected states. California reporting over 3,774,000 total confirmed cases.
Case fatality rate in Brazil has been increasing since late March, as of May 20th it stands at 2.79 deaths per 100,000 population.
Sao Paulo remains in the lead as the most heavily affected area with over 3,147,000 total confirmed cases reported. Minas Gerais and Rio Grande do Sul follow as the second and third most affected regions in Brazil.
The US reports Covid-19 at 1,338 test per 100,000 population as of 18 May and a positive test rate (proportion of confirmed cases out of number of tests) of 7.5%.
India reports test rates of 240 tests per 100,000 population as of 20 May and a positive test rate of 7.9%.
The most recent data for Brazil is from September when the test rate was reported at 31 test per 100,000 population and positive test rate stood at 70.5%.
As a rule of thumb the WHO has suggested the positive test rate remain below 5% for at least two weeks before governments consider reopening.
South Korea and Australia report test positive rates below 2% as of 20 May.
Ana Fernandez Menjivar, MSc DLSHTM, Senior Epidemiologist at GlobalData