Reinfection rate, very low

Past COVID-19 infection provides some immunity but people may still carry and transmit virus (14th Jan) PHE’s SIREN (SARS-CoV-2 Immunity and Reinfection EvaluatioN https://www.gov.uk/government/news/past-covid-19-infection-provides-some-immunity-but-people-may-still-carry-and-transmit-virus https://www.medrxiv.org/content/10.1101/2020.12.15.20247981v1.full.pdf Since June, 102 NHS trusts Regular antibody and PCR testing…

Pandemic update, people and gorillas

China https://www.aljazeera.com/news/2021/1/13/china-covid-cases-jump-ahead-of-who-investigation-team-arrival National Health Commission, cases + 55 + 115 Local transmission, 107 of the new cases Hebei Heilongjiang, 16 new cases WHO expert panel, arrive tomorrow China Sinovac Biotech, Sinovac https://www.aljazeera.com/news/2021/1/13/brazil-trial-finds-efficacy-of-sinovac-vaccine-at-50-4-percent Brazil, Efficacy, 50.4…

Fevers, good or bad

Fever, good or bad? Normal body temperature, 36 – 37oC (96.8 – 98.6oF) Fever reduces illness severity and length Sharon S. Evans, Professor of Oncology and Immunology, N.Y. https://www.nytimes.com/2021/01/11/well/live/fever-benefits.html Fever acts to mobilize multiple arms…

Pandemic, Global surge

Canada https://www.canada.ca/en/public-health/services/diseases/2019-novel-coronavirus-infection.html United States https:/covid.cdc.gov/covid-data-tracker/#trends_dailytrendscases https://covidtracking.com https://covidtracking.com/data https://www.washingtonpost.com/graphics/2020/national/coronavirus-us-cases-deaths/?itid=lk_inline_manual_5 Cases, + 193,857 + 22,324,541 Up 8.3% in past 7 days Testing, + 1,897,059 Up 5.1% in past 7 days National positivity, 13% Hospitalizations, 129,748 (23,494) (7,781)…

UK, Critical time

Next weeks https://www.bbc.co.uk/news/uk-55612270 Prof Chris Whitty, CMO Next weeks, most dangerous time This is everybody's problem. Any single unnecessary contact you have with someone is a potential link in a chain of transmission that will…

US and Europe, increases

UK https://covid.joinzoe.com/data#levels-over-time https://coronavirus.data.gov.uk/details/cases Sunday, 10th Jan 2021 Cases, 60,916 + 62,322 + 52,618 + 68,053 + 59,937 = 3,017,409 Hospitalised, + 3,600 + 3,876 + 4,051 = 32,294 (ventilated, 3,098) Deaths, + 1,041 + 1,162…

Critical care units full

United States CDC trends https:/covid.cdc.gov/covid-data-tracker/#trends_dailytrendscases https://covidtracking.com https://www.washingtonpost.com/graphics/2020/national/coronavirus-us-cases-deaths/?itid=lk_inline_manual_5 Cases, + 243,346 + 266,197 + 310,080 = 21,654,108 Up 23.2% in 7 days Testing, + 1,914,839 + 2,137,494 Up 4.9% in past 7 days Positivity rate, 13.8%…

Health care provision in a pandemic

UK, Medicines and Healthcare products Regulatory Agency (MHRA) Negative test, 72 hours before travel, South Africa variant, next Wednesday London Major incident Virus out of control UK, 1 in 50 London, 1 in 30 infected…