They include those with symptoms but have either negative test or no test.
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Hubei, where the majority of the world's infections have been concentrated, added a new category of "clinical cases" to its reporting. Now, patients will be included who exhibit all the symptoms of COVID-19, the disease caused by the coronavirus — including fever, cough and shortness of breath — but have either not been tested or tested negative for the virus itself.
A Change In How 1 Chinese Province Reports Coronavirus Adds Thousands Of Cases
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And, They do not include positive test but no symptoms, making it impossible to understand their numbers.
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China’s health authorities have decided to no longer count as confirmed cases those patients who test positive but don’t show symptoms. Skepticism was immediate.
The changes to the classification of asymptomatic coronavirus cases emerged on Jan. 29, in
a set of guidance from China’s National Health Commission. The agency said that it would no longer count patients who had tested positive for the coronavirus but did not display symptoms as “confirmed cases.” Instead, those patients would be counted separately, as “positive diagnosis” patients, and would become confirmed only if they began showing symptoms.
How Many Coronavirus Cases in China? Officials Tweak the Answer