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| Coronavirus: Largest study suggests elderly and sick are most at risk | Coronavirus: Largest study suggests elderly and sick are most at risk |
| (32 minutes later) | |
| Health officials in China have published the first details of more than 70,000 cases of Covid-19, in the biggest study since the outbreak began. | Health officials in China have published the first details of more than 70,000 cases of Covid-19, in the biggest study since the outbreak began. |
| Data from the Chinese Centre for Disease Control and Prevention (CCDC) found that more than 80% of the cases have been mild, with the sick and elderly most at risk. | Data from the Chinese Centre for Disease Control and Prevention (CCDC) found that more than 80% of the cases have been mild, with the sick and elderly most at risk. |
| The research also points to the high risk for medical staff. | The research also points to the high risk for medical staff. |
| It comes as a hospital director in Wuhan died from the virus on Tuesday. | It comes as a hospital director in Wuhan died from the virus on Tuesday. |
| Liu Zhiming, 51, was the director of the Wuchang Hospital in Wuhan - one of the leading hospitals in the virus epicentre. He is one of the most senior health officials to die so far. | Liu Zhiming, 51, was the director of the Wuchang Hospital in Wuhan - one of the leading hospitals in the virus epicentre. He is one of the most senior health officials to die so far. |
| Hubei, the province Wuhan is in, is the worst affected province in the country. | Hubei, the province Wuhan is in, is the worst affected province in the country. |
| The report by the CCDC showed the province's death rate is 2.9% compared with only 0.4% in the rest of the country. | The report by the CCDC showed the province's death rate is 2.9% compared with only 0.4% in the rest of the country. |
| The findings put the overall death rate of the Covid-19 virus at 2.3%. | The findings put the overall death rate of the Covid-19 virus at 2.3%. |
| China's latest official figures released on Tuesday put the overall death toll at 1,868 and 72,436 infections. | China's latest official figures released on Tuesday put the overall death toll at 1,868 and 72,436 infections. |
| Officials said there were 98 new deaths and 1,886 new cases in the past day, 93 of those deaths and 1,807 of the infections were in Hubei province - the epicentre of the outbreak. | Officials said there were 98 new deaths and 1,886 new cases in the past day, 93 of those deaths and 1,807 of the infections were in Hubei province - the epicentre of the outbreak. |
| More than 12,000 people have recovered, according to Chinese authorities. | More than 12,000 people have recovered, according to Chinese authorities. |
| What does the study tell us? | What does the study tell us? |
| The paper by the CCDC, released on Monday and published in the Chinese Journal of Epidemiology, looked at all 72,314 cases of Covid-19 diagnosed across China as of 11 February, including confirmed, suspected, and asymptomatic cases. | The paper by the CCDC, released on Monday and published in the Chinese Journal of Epidemiology, looked at all 72,314 cases of Covid-19 diagnosed across China as of 11 February, including confirmed, suspected, and asymptomatic cases. |
| While the results largely confirm previous descriptions of the virus and patterns of infection, the study includes a detailed breakdown of the 44,672 confirmed cases across all of China. | While the results largely confirm previous descriptions of the virus and patterns of infection, the study includes a detailed breakdown of the 44,672 confirmed cases across all of China. |
| Some of the conclusions reached include the following: | Some of the conclusions reached include the following: |
| Pointing out the risk for medical staff, the paper says that a total of 3,019 health workers have been infected, 1,716 of which were confirmed cases and five had died by 11 February, which was the last day of data included in the research. | Pointing out the risk for medical staff, the paper says that a total of 3,019 health workers have been infected, 1,716 of which were confirmed cases and five had died by 11 February, which was the last day of data included in the research. |
| On 13 February, China broadened its definition of how to diagnose people, including "clinically diagnosed cases" which previously were counted separate from "confirmed cases". | On 13 February, China broadened its definition of how to diagnose people, including "clinically diagnosed cases" which previously were counted separate from "confirmed cases". |
| What does it say about the future? | What does it say about the future? |
| Looking forward, the paper found that "the epidemic curve of onset of symptoms" peaked around 23-26 January before declining up to 11 February. | Looking forward, the paper found that "the epidemic curve of onset of symptoms" peaked around 23-26 January before declining up to 11 February. |
| The study suggests that the downward trend in the overall epidemic curve could mean that "isolation of whole cities, broadcast of critical information (e.g., promoting hand washing, mask wearing, and care seeking) with high frequency through multiple channels, and mobilization of a multi-sector rapid response teams is helping to curb the epidemic". | The study suggests that the downward trend in the overall epidemic curve could mean that "isolation of whole cities, broadcast of critical information (e.g., promoting hand washing, mask wearing, and care seeking) with high frequency through multiple channels, and mobilization of a multi-sector rapid response teams is helping to curb the epidemic". |
| But the authors also warn that with many people returning from a long holiday, the country "needs to prepare for the possible rebound of the epidemic". | But the authors also warn that with many people returning from a long holiday, the country "needs to prepare for the possible rebound of the epidemic". |
| China's response to the virus has seen the lockdown of Wuhan - the largest city in Hubei - and the rest of the province as well as severe travel restrictions on movements across the country. | China's response to the virus has seen the lockdown of Wuhan - the largest city in Hubei - and the rest of the province as well as severe travel restrictions on movements across the country. |
| What's happening with the cruise ships? | What's happening with the cruise ships? |
| The virus has spread beyond mainland China to countries around the globe and two cruise ships are now confirmed to have been affected. | The virus has spread beyond mainland China to countries around the globe and two cruise ships are now confirmed to have been affected. |
| The Diamond Princess was quarantined in the Japanese port of Yokohama on 3 February, after a man from Hong Kong tested positive. More than 450 of the 3,700 people on board have since become infected. | The Diamond Princess was quarantined in the Japanese port of Yokohama on 3 February, after a man from Hong Kong tested positive. More than 450 of the 3,700 people on board have since become infected. |
| The US has begun evacuating its citizens from the vessel. | The US has begun evacuating its citizens from the vessel. |
| On Tuesday South Korea joined the list of the countries and territories also planning to get their residents out which already includes Canada, Australia, the UK, Israel and Hong Kong. | |
| A second ship, the MS Westerdam was turned away by multiple ports around Asia over fears it could be carrying the virus. | A second ship, the MS Westerdam was turned away by multiple ports around Asia over fears it could be carrying the virus. |
| It was finally cleared to dock in Sihanoukville, Cambodia, after no cases were found on board. Disembarking passengers were personally welcomed by Prime Minister Hun Sen. No one was quarantined. | It was finally cleared to dock in Sihanoukville, Cambodia, after no cases were found on board. Disembarking passengers were personally welcomed by Prime Minister Hun Sen. No one was quarantined. |
| However days later, a woman who had been on the ship tested positive after arriving in Malaysia. Huge efforts are now being made to track down the passengers, who have moved on to many different countries including Malaysia and Thailand, but also further afield to US and Canada. | However days later, a woman who had been on the ship tested positive after arriving in Malaysia. Huge efforts are now being made to track down the passengers, who have moved on to many different countries including Malaysia and Thailand, but also further afield to US and Canada. |
| Several countries have said they will not admit foreign visitors who were on the ship. | Several countries have said they will not admit foreign visitors who were on the ship. |
| There are still 255 guests and 747 crew on board the MS Westerdam, while more than 400 passengers have been sent to a hotel in the capital, Phnom Penh, to await test results. | There are still 255 guests and 747 crew on board the MS Westerdam, while more than 400 passengers have been sent to a hotel in the capital, Phnom Penh, to await test results. |