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Coronavirus maps and charts: A visual guide to the outbreak Coronavirus maps and charts: A visual guide to the outbreak
(about 4 hours later)
A fast-moving virus originating in China and known as the "new coronavirus" has infected tens of thousands of Chinese citizens and spread to more than 60 countries. It has claimed more than 3,000 lives so far.A fast-moving virus originating in China and known as the "new coronavirus" has infected tens of thousands of Chinese citizens and spread to more than 60 countries. It has claimed more than 3,000 lives so far.
Here are 10 maps and charts that will help you understand what is going on.Here are 10 maps and charts that will help you understand what is going on.
1. New infections outside China top those within1. New infections outside China top those within
More than 88,000 people in China have been infected with the coronavirus - known officially as Sars-CoV-2 - since the virus's discovery in the city of Wuhan, Hubei province, in December.More than 88,000 people in China have been infected with the coronavirus - known officially as Sars-CoV-2 - since the virus's discovery in the city of Wuhan, Hubei province, in December.
Although the vast majority of cases of the respiratory infection, which causes pneumonia-like symptoms, remain in China, the virus is now spreading faster outside the country than inside.Although the vast majority of cases of the respiratory infection, which causes pneumonia-like symptoms, remain in China, the virus is now spreading faster outside the country than inside.
Coronavirus has infected more than 7,000 people across the rest of the globe, according to World Health Organization (WHO) figures.Coronavirus has infected more than 7,000 people across the rest of the globe, according to World Health Organization (WHO) figures.
However, infectious disease specialists at Imperial College London estimate about two thirds of cases originating in mainland China remain undetected worldwide.However, infectious disease specialists at Imperial College London estimate about two thirds of cases originating in mainland China remain undetected worldwide.
This could mean "multiple chains of as yet undetected human-to-human transmission" internationally, they say.This could mean "multiple chains of as yet undetected human-to-human transmission" internationally, they say.
What are the symptoms?
How worried should we be?
The three biggest international outbreaks detected so far have been in South Korea, with more than 4,000 cases, on board the British-registered Diamond Princess cruise ship docked in Yokohama, Japan, which has seen more than 700 people infected, and Italy, with more than 1,600 confirmed cases.The three biggest international outbreaks detected so far have been in South Korea, with more than 4,000 cases, on board the British-registered Diamond Princess cruise ship docked in Yokohama, Japan, which has seen more than 700 people infected, and Italy, with more than 1,600 confirmed cases.
In a sign the disease is spreading further afield, Qatar, Ecuador, Luxembourg and Ireland all confirmed their first cases over the weekend, and Indonesia followed on Monday.In a sign the disease is spreading further afield, Qatar, Ecuador, Luxembourg and Ireland all confirmed their first cases over the weekend, and Indonesia followed on Monday.
Governments across Europe are stepping up preparations, as more cases are detected.Governments across Europe are stepping up preparations, as more cases are detected.
Numbers jumped in Italy, France, Germany and the UK over the weekend.Numbers jumped in Italy, France, Germany and the UK over the weekend.
On the Spanish island of Tenerife, hundreds of guests who had been locked down in a hotel after an Italian doctor and his wife tested positive for the virus, are now being allowed home once they test negative.On the Spanish island of Tenerife, hundreds of guests who had been locked down in a hotel after an Italian doctor and his wife tested positive for the virus, are now being allowed home once they test negative.
2. The virus has pandemic potential2. The virus has pandemic potential
The jump in the number of daily confirmed cases internationally has raised fears the outbreak could become a pandemic - when an infectious disease spreads easily from person to person in many parts of the world.The jump in the number of daily confirmed cases internationally has raised fears the outbreak could become a pandemic - when an infectious disease spreads easily from person to person in many parts of the world.
The spread has reached a "decisive point" and has "pandemic potential", WHO head Dr Tedros Ghebreyesus says.The spread has reached a "decisive point" and has "pandemic potential", WHO head Dr Tedros Ghebreyesus says.
Countries around the world are ramping up measures to battle the disease's spread.Countries around the world are ramping up measures to battle the disease's spread.
The worst-affected areas have halted flights from virus-hit nations, locked down towns, urged people to stay at home and suspended major events.The worst-affected areas have halted flights from virus-hit nations, locked down towns, urged people to stay at home and suspended major events.
A number of international conferences and sporting events have been cancelled, including Six Nations rugby matches with Italy in Dublin that were to be held on 7 and 8 March.A number of international conferences and sporting events have been cancelled, including Six Nations rugby matches with Italy in Dublin that were to be held on 7 and 8 March.
The WHO, which declared the crisis a global health emergency on 30 January, has confirmed it will not formally "declare" a pandemic for the new coronavirus, though the term may still be used "colloquially".The WHO, which declared the crisis a global health emergency on 30 January, has confirmed it will not formally "declare" a pandemic for the new coronavirus, though the term may still be used "colloquially".
3. South Korea, Italy and Iran are among the worst-affected countries3. South Korea, Italy and Iran are among the worst-affected countries
South Korea, Italy and Iran have all seen significant outbreaks of cases in recent days, with South Korea the worst-affected country after China.South Korea, Italy and Iran have all seen significant outbreaks of cases in recent days, with South Korea the worst-affected country after China.
South Korea's biggest virus clusters have been linked to a religious group near the south-eastern city of Daegu, which has a population of around 2.5m.South Korea's biggest virus clusters have been linked to a religious group near the south-eastern city of Daegu, which has a population of around 2.5m.
In the capital Seoul, the mayor urged the city's 10 million residents to work from home and to avoid crowded places.In the capital Seoul, the mayor urged the city's 10 million residents to work from home and to avoid crowded places.
Meanwhile in Italy, authorities have banned public gatherings and closed schools across much of northern Italy until at least 8 March.Meanwhile in Italy, authorities have banned public gatherings and closed schools across much of northern Italy until at least 8 March.
Most of the country's cases are concentrated in the wealthy northern regions of Lombardy and Veneto.Most of the country's cases are concentrated in the wealthy northern regions of Lombardy and Veneto.
The UK has advised against travelling to the region.The UK has advised against travelling to the region.
Several countries, including Algeria, Denmark, Romania and Spain, have reported infections linked to Italy.Several countries, including Algeria, Denmark, Romania and Spain, have reported infections linked to Italy.
Iran has seen more than 1,500 cases of the virus - with most in the capital, Tehran, and the city of Qom, where cases first emerged.Iran has seen more than 1,500 cases of the virus - with most in the capital, Tehran, and the city of Qom, where cases first emerged.
The country has been the source of dozens of cases in neighbouring countries, including Afghanistan, Bahrain, Iraq, Kuwait, Oman and Pakistan.The country has been the source of dozens of cases in neighbouring countries, including Afghanistan, Bahrain, Iraq, Kuwait, Oman and Pakistan.
In response, many of Iran's neighbours have announced the temporary closure of their borders with the country.In response, many of Iran's neighbours have announced the temporary closure of their borders with the country.
Saudi Arabia has also temporarily banned pilgrims from entering the country to visit the holy sites of Mecca and Medina and suspended visas for tourists from countries with confirmed cases of the virus.Saudi Arabia has also temporarily banned pilgrims from entering the country to visit the holy sites of Mecca and Medina and suspended visas for tourists from countries with confirmed cases of the virus.
4. China still has by far the most cases4. China still has by far the most cases
The number of overall coronavirus cases in China has been rising since January.The number of overall coronavirus cases in China has been rising since January.
The country accounts for more than 80,000 of the 88,900 global cases - and thousands more Chinese citizens are under medical observation.The country accounts for more than 80,000 of the 88,900 global cases - and thousands more Chinese citizens are under medical observation.
Government and regional officials have introduced a number of tight restrictions in a bid to reduce infections, including cancelling flights, closing schools and workplaces and ordering some cities to go into lockdown.Government and regional officials have introduced a number of tight restrictions in a bid to reduce infections, including cancelling flights, closing schools and workplaces and ordering some cities to go into lockdown.
Authorities also postponed the country's annual parliamentary gathering - the National People's Congress.Authorities also postponed the country's annual parliamentary gathering - the National People's Congress.
Hubei province - the centre of the outbreak - remains the worst affected, seeing by far the biggest number of cases of the virus.Hubei province - the centre of the outbreak - remains the worst affected, seeing by far the biggest number of cases of the virus.
Its capital city of Wuhan, home to 11 million people, has been under lockdown since 23 January, with transport links into and out of the city closed.Its capital city of Wuhan, home to 11 million people, has been under lockdown since 23 January, with transport links into and out of the city closed.
The origins of the new coronavirus have been linked to illegally traded wildlife at Wuhan's seafood market, which sells live animals including bats, rabbits and marmots. However, the exact source of the outbreak has not been identified.The origins of the new coronavirus have been linked to illegally traded wildlife at Wuhan's seafood market, which sells live animals including bats, rabbits and marmots. However, the exact source of the outbreak has not been identified.
Hundreds of foreign nationals have been evacuated from Wuhan by several governments including the US, France and Britain.Hundreds of foreign nationals have been evacuated from Wuhan by several governments including the US, France and Britain.
5. Daily infections and deaths in China have been comparatively low recently5. Daily infections and deaths in China have been comparatively low recently
New cases announced in China have remained low over recent days, compared with numbers seen in early-mid February, according to official figures.New cases announced in China have remained low over recent days, compared with numbers seen in early-mid February, according to official figures.
Figures have stayed in the hundreds rather than the thousands for more than a week, following a spike in mid-February.Figures have stayed in the hundreds rather than the thousands for more than a week, following a spike in mid-February.
Officials in Hubei province have come under fire for their handling of the virus outbreak, including causing confusion by changing the criteria used to count the number of cases.Officials in Hubei province have come under fire for their handling of the virus outbreak, including causing confusion by changing the criteria used to count the number of cases.
Changes to the way patients were diagnosed half way through February caused a brief spike in the number of confirmed cases, but this change was later reversed, causing a later dip.Changes to the way patients were diagnosed half way through February caused a brief spike in the number of confirmed cases, but this change was later reversed, causing a later dip.
The number of deaths announced each day by the Chinese authorities have been dropping for most of the last few days.The number of deaths announced each day by the Chinese authorities have been dropping for most of the last few days.
Like the daily confirmed cases, daily death figures saw a spike caused by the change in diagnosis criteria in mid-February.Like the daily confirmed cases, daily death figures saw a spike caused by the change in diagnosis criteria in mid-February.
Wuhan continues to account for the majority of new cases and deaths in China.Wuhan continues to account for the majority of new cases and deaths in China.
Despite the drop in deaths, the new coronavirus has overtaken the 2003 Sars epidemic in both confirmed cases and deaths.Despite the drop in deaths, the new coronavirus has overtaken the 2003 Sars epidemic in both confirmed cases and deaths.
The Sars - severe acute respiratory syndrome - outbreak lasted around eight months and killed 774 people out of around 8,100 confirmed cases.The Sars - severe acute respiratory syndrome - outbreak lasted around eight months and killed 774 people out of around 8,100 confirmed cases.
A study of 44,000 coronavirus cases by the Chinese Centre for Disease Control and Prevention found that more than 80% had been mild, with the sick and elderly most at risk, while 4.7% had been critical.A study of 44,000 coronavirus cases by the Chinese Centre for Disease Control and Prevention found that more than 80% had been mild, with the sick and elderly most at risk, while 4.7% had been critical.
A report on the early stages of the outbreak by the Lancet medical journal said most patients who died from the virus had pre-existing conditions.A report on the early stages of the outbreak by the Lancet medical journal said most patients who died from the virus had pre-existing conditions.
Medical researchers and scientists say it is too early to accurately predict how the virus will spread or calculate the death rate, partly due to mild cases remaining untested and unrecorded and a time lag of reporting infections.Medical researchers and scientists say it is too early to accurately predict how the virus will spread or calculate the death rate, partly due to mild cases remaining untested and unrecorded and a time lag of reporting infections.
As there is not yet a specific anti-viral treatment for coronavirus, people with the infection are currently being treated for their symptoms.As there is not yet a specific anti-viral treatment for coronavirus, people with the infection are currently being treated for their symptoms.
By Lucy Rodgers, Wesley Stephenson, Mike Hills, and Dominic BaileyBy Lucy Rodgers, Wesley Stephenson, Mike Hills, and Dominic Bailey