That risk is higher among those with other health problems - more than 10% for those with heart disease, for example, and higher among those in Hubei province versus elsewhere in China.
Another 1,432 new suspected cases were reported Monday, said the commission. A total of 1,381 people in Wuhan have now died from the virus.
The number of confirmed cases has gone up by 1,886 to 72,436, it said.
The news comes as the Beijing-based financial and news media organisation, Caixin, reported on Tuesday that more than 3,000 Chinese healthcare workers may have already been infected by the coronavirus, nearly twice as many as the numbers reported by the government.
Still, the virus spread quickly and global health authorities had to remain on guard against a wider outbreak, said Jimmy Whitworth, professor of International Public Health, London School of Hygiene and Tropical Medicine.
Two patients in Hong Kong, five in Macao and two in Taiwan have been discharged from hospital after recovery.
But he added it was too early to know if the reported decline would continue.
A pandemic, Ryan suggested, would have to entail "efficient community transmission outside of China", where COVID-19, or the Novel Coronavirus, is believed to have originated.
Ideally, China and the United States would seize this unfortunate development and enter into a dialogue on the value of working together to address this and other health emergencies that could develop into pandemics that affect all nations.
The head of the World Health Organization (WHO) said Chinese medical data shows that more than 80 percent of patients have mild symptoms and will recover, while 14 percent suffer from severe complications such as pneumonia, 5 percent are in critical condition and 2 percent die from the disease.
Cases have spread faster than other respiratory viruses this century.
Japan evacuated more nationals from Wuhan, China on Monday.
It marks the lowest number of new cases outside the virus-struck province since January 23.
This death is the fourth reported coronavirus fatality to take place outside mainland China.
Almost half of China's population - more than 780 million people - are now living under various forms of travel restrictions as authorities race to contain the spread of a deadly virus. Outside Hubei Province, the cities of Shenzhen and Xinyu in Jiangxi Province have the most cases per 100,000 people.
The Health Ministry said it has now tested 1,723 people on the ship, which had about 3,700 passengers and crew aboard.
"The situation surrounding this virus is changing by the minute", Abe said.