virus incubation period lasts up to 24 days: Chinese expert, Mean incubation period estimated to be 3 days, some people show symptoms after less than one day.
The study finds that the average incubation period of the virus is 3 days but that it can take as little as one day and as long as 24 days for a patient to develop symptoms. Only 1.18 percent of cases so far had direct contact with wildlife, whereas 31.3 percent had been to Wuhan, the epicenter of the outbreak, and 71.8 percent had been in close contact with someone from the city.
An analysis of patients’ symptoms indicates that fever and coughing are the most common, registering 87.9 percent and 67.7 percent, respectively. Nevertheless, only 43.8 percent of patients exhibited fever at an early stage, suggesting that body temperature cannot be viewed as a major factor in diagnosis.