UK’s R value remains above 1 as Sage warns infections may be doubling every week

&Tab;&Tab;<div class&equals;"wpcnt">&NewLine;&Tab;&Tab;&Tab;<div class&equals;"wpa">&NewLine;&Tab;&Tab;&Tab;&Tab;<span class&equals;"wpa-about">Advertisements<&sol;span>&NewLine;&Tab;&Tab;&Tab;&Tab;<div class&equals;"u top&lowbar;amp">&NewLine;&Tab;&Tab;&Tab;&Tab;&Tab;&Tab;&Tab;<amp-ad width&equals;"300" height&equals;"265"&NewLine;&Tab;&Tab; type&equals;"pubmine"&NewLine;&Tab;&Tab; data-siteid&equals;"111265417"&NewLine;&Tab;&Tab; data-section&equals;"2">&NewLine;&Tab;&Tab;<&sol;amp-ad>&NewLine;&Tab;&Tab;&Tab;&Tab;<&sol;div>&NewLine;&Tab;&Tab;&Tab;<&sol;div>&NewLine;&Tab;&Tab;<&sol;div><p>The reproduction number&comma; or R value&comma; of coronavirus transmission across the UK remains above 1&period;<br &sol;>&NewLine;Data released on Friday by the Government Office for Science and the Scientific Advisory Group for Emergencies &lpar;Sage&rpar; shows the estimate for R across the UK is between 1&period;1 and 1&period;4&period;<br &sol;>&NewLine;R represents the average number of people each Covid-19 positive person goes on to infect&period;<&sol;p>&NewLine;<p><&excl;--Ads1--><&sol;p>&NewLine;<p>When the figure is above 1&comma; an outbreak can grow exponentially&period;<&sol;p>&NewLine;<blockquote><p>1&period;2-1&period;4 Current estimated R number in England<&sol;p><&sol;blockquote>&NewLine;<p>Sage also said it is concerned coronavirus cases may currently be doubling as quickly as every seven days nationally&comma; with transmission rates potentially even faster in some areas of the country&period;<br &sol;>&NewLine;It said&colon; &OpenCurlyDoubleQuote;It’s even more important for people to remain disciplined and adhere to the current rules&period;”<br &sol;>&NewLine;Last week&comma; the R number was said to be between 1&period;0 and 1&period;2&period;<&sol;p>&NewLine;<p>In England&comma; R is between 1&period;2 and 1&period;4&period;<br &sol;>&NewLine;The estimates for R and growth rate are provided by the Scientific Pandemic Influenza Group on Modelling &lpar;SPI-M&rpar;&comma; a subgroup of Sage&period;<&sol;p>&NewLine;<p>The growth rate for the UK&comma; which estimates how quickly the number of infections is changing day by day&comma; is between &plus;2&percnt; and &plus;7&percnt;&period;<&sol;p>&NewLine;<p><&excl;--Ads2--><&sol;p>&NewLine;<p>The most likely value is towards the middle of that range&comma; experts advising the Government say&period;<br &sol;>&NewLine;The current growth rate means the number of new infections is growing by between 2&percnt; and 7&percnt; every day&period;<br &sol;>&NewLine;Scientists behind the data said the doubling times of coronavirus infections can be estimated from the positive growth rates&period;<&sol;p>&NewLine;<p>But they also said R and growth rates are not the only important measures of the epidemic and should be considered alongside other metrics&period;<&sol;p>&NewLine;<p>These include the number of new cases of the disease identified during a specified time period &lpar;incidence&rpar;&comma; and the proportion of the population with the disease at a given point in time &lpar;prevalence&rpar;&period;<br &sol;>&NewLine;The experts also said that the weekly ONS Infection Survey has identified the same trends as SPI-M in recent weeks&period;<&sol;p>&NewLine;<p>The ONS figures&comma; also released on Friday&comma; show an average of 6&comma;000 people in England per day were estimated to be newly infected with Covid-19 between September 4 to 10&comma; up from an average of 3&comma;200 people per day for the period from August 30 to September 5&period;<&sol;p>&NewLine;<p>In the East of England&comma; the R number is 1&period;0-1&period;3&comma; while the growth rate is between zero and plus 5&percnt;&period;<br &sol;>&NewLine;The R number in the Midlands is 1&period;2-1&period;5&comma; while the growth rate is between plus 4&percnt; and plus 8&percnt;&period;<&sol;p>&NewLine;<p>In the North East and Yorkshire&comma; the R value is 1&period;2-1&period;4&comma; while the growth rate is between plus 3&percnt; and plus 8&percnt;&period;<&sol;p>&NewLine;<p><&excl;--Ads3--><&sol;p>&NewLine;<p>In the South East&comma; the R value is 1&period;1-1&period;4 and the growth rate is between plus 3&percnt; and plus 7&percnt;&period;<br &sol;>&NewLine;The South West has an R value of 0&period;9-1&period;6 and a growth rate of between zero and plus 9&percnt;&period;<br &sol;>&NewLine;In London&comma; the R value is between 1&period;1-1&period;4&comma; while the growth rate is between plus 3&percnt; and plus 7&percnt;&period;<br &sol;>&NewLine;The North West has an R value of 1&period;2-1&period;5 and a growth rate of between plus 3&percnt; and plus 8&percnt;&period;<&sol;p>&NewLine;<p>Over the past few months&comma; R and growth rate estimates have been less useful in determining the state of the epidemic as the number of coronavirus cases was low&period;<&sol;p>&NewLine;<p>But as cases continue to rise&comma; experts say they now have a better estimate of these figures and this week’s data is &OpenCurlyDoubleQuote;deemed to be reliable”&period;<br &sol;>&NewLine;Kevin McConway&comma; emeritus professor of applied statistics at the Open University&comma; described the latest figures as &OpenCurlyDoubleQuote;undoubtedly concerning”&period;<&sol;p>&NewLine;<p>He said&colon; &OpenCurlyDoubleQuote;Even at growth rates within the estimated range&comma; the number of new cases could grow to high levels quickly if the interventions are not sufficiently effective&period;”<&sol;p>&NewLine;<p><&excl;--Ads3--><&sol;p>&NewLine;&Tab;&Tab;&Tab;<div style&equals;"padding-bottom&colon;15px&semi;" class&equals;"wordads-tag" data-slot-type&equals;"belowpost">&NewLine;&Tab;&Tab;&Tab;&Tab;<div id&equals;"atatags-dynamic-belowpost-68e20a8d76d12">&NewLine;&Tab;&Tab;&Tab;&Tab;&Tab;<script type&equals;"text&sol;javascript">&NewLine;&Tab;&Tab;&Tab;&Tab;&Tab;&Tab;window&period;getAdSnippetCallback &equals; 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