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108 countries and territories with more cases than mainland China. North Korea was the most recent country to overtake China in terms of the number of cases while Hong Kong was the most recent territory. 223 countries and territories with at least 100 cases. In some of those countries, it took 20 days to reach 100.
[4] [5] Earlier cases may or may not be found and are labeled primary or coprimary, secondary, tertiary, etc. [4] The term primary case can only apply to infectious diseases that spread from human to human, and refers to the person who first brings a disease into a group of people. [5]
On January 5, a confirmed case of a new, more contagious SARS-CoV-2 variant from the United Kingdom was reported in Georgia. The patient is an 18-year-old male with no travel history. [5] Also on January 5, the U.S. passed 21 million cases, just four days after passing 20 million cases. [6]
In 3–4% of cases (7.4% for those over age 65) symptoms are severe enough to cause hospitalisation. [153] Mild cases typically recover within two weeks, while those with severe or critical diseases may take three to six weeks to recover. Among those who have died, the time from symptom onset to death has ranged from two to eight weeks.
Its case fatality ratio, however, was significantly better where it ranked 24th in the world, with 3.3% of its cases resulting in death. [95] Several studies suggested that the number of infections was far higher than officially reported, and thus that the infection fatality rate was far lower than the case fatality rate .
Weekly confirmed COVID-19 deaths Map of cumulative COVID-19 death rates by U.S. state [8] On December 31, 2019, China announced the discovery of a cluster of pneumonia cases in Wuhan. The first American case was reported on January 20, [9] and Health and Human Services Secretary Alex Azar declared a public health emergency on January 31. [10]
The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2] The first confirmed human case in the United States was on 19 January 2020. The World Health Organization declared the COVID-19 outbreak a Public Health Emergency of International Concern (PHEIC) on 30 January 2020, and first ...
The University of Oxford's CEBM has pointed to mounting evidence [183] [184] that "a good proportion of 'new' mild cases and people re-testing positives after quarantine or discharge from hospital are not infectious, but are simply clearing harmless virus particles which their immune system has efficiently dealt with" and have called for "an ...