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Double vaccination halves risk of Long COVID.

3 Sep, 2021 | 10:29h | UTC

News release: Double vaccination halves risk of Long COVID – King’s College London

Original study: Risk factors and disease profile of post-vaccination SARS-CoV-2 infection in UK users of the COVID Symptom Study app: a prospective, community-based, nested, case-control study – The Lancet Infectious Diseases

Commentaries:

Largest study of its kind finds face masks reduce COVID-19 – University of California – Berkeley

Study: Vaccines slash long-haul COVID, hospital rates – CIDRAP

Vaccination reduces risk of long Covid, even when people are infected, U.K. study indicates – STAT

Being fully vaccinated reduces odds of long-term Covid-19 symptoms by half, UK study suggests – CNN

Coronavirus vaccines cut risk of long Covid, study finds – BBC

Related: M-A: More than 50 long-term effects of COVID-19.

 

Commentary on Twitter

 

WHO says it is monitoring a new Covid variant called ‘mu’.

3 Sep, 2021 | 10:21h | UTC

WHO says it is monitoring a new Covid variant called ‘mu’ – CNBC

See also:

What’s the Mu variant? And will we keep seeing more concerning variants? – The Conversation

WHO monitoring new coronavirus variant named ‘Mu’ – France 24

New ‘mu’ coronavirus variant could escape vaccine-induced immunity, WHO says – LiveScience

WHO monitoring new coronavirus variant named Mu – The Guardian

 

[Preprint] Largest study of masks yet details their importance in fighting Covid-19.

3 Sep, 2021 | 10:30h | UTC

Largest study of masks yet details their importance in fighting Covid-19 – NBC News

Original study: The Impact of Community Masking on COVID-19: A Cluster-Randomized Trial in Bangladesh – Innovations for Poverty Action

See also: A Study In Bangladesh Tripled The Rate Of Mask-Wearing. Can It Help In The U.S.? – NPR

 

Commentaries on Twitter (thread – click for more)

(thread from the author – click for more)

 

EU agency says to focus on vaccines first not booster shots.

3 Sep, 2021 | 10:34h | UTC

EU agency says to focus on vaccines first not booster shots – Associated Press

See also: European officials say COVID-19 booster isn’t urgent – CIDRAP

 

Opinion | “The downsides of masking young students are real”.

3 Sep, 2021 | 10:24h | UTC

The Downsides of Masking Young Students Are Real – The Atlantic

 

Commentary with a rebuttal on Twitter (thread – click for more)

 

Long COVID: the physical and mental health of children and non-hospitalized young people after SARS-CoV-2 infection – one in seven children may still have symptoms 15 weeks after infection.

2 Sep, 2021 | 10:10h | UTC

Long COVID – the physical and mental health of children and non-hospitalised young people 3 months after SARS-CoV-2 infection; a national matched cohort study (The CLoCk) Study.

Commentaries:

Long Covid in children ‘nowhere near scale feared’ – BBC

Long covid: One in seven children may still have symptoms 15 weeks after infection, data show – The BMJ

Related:

Do kids get long COVID? And how often? A pediatrician looks at the data – Children also get Long Covid, but much less often than adults.

Illness duration and symptom profile in symptomatic school-aged children tested for SARS-CoV-2 – “Only 25 (1.8%) of 1379 children experienced symptoms for at least 56 days.”

Long-term Symptoms After SARS-CoV-2 Infection in Children and Adolescents – “This study found a low prevalence of symptoms compatible with long COVID in a randomly selected cohort of children assessed 6 months after serologic testing”.

Study shows low incidence of post-acute COVID-19 symptoms (“Long Covid”) in children after mild disease

Cohort study: Risk factors for long covid in previously hospitalized children.

M-A: More than 50 long-term effects of COVID-19.

 

Commentary on Twitter (thread – click for more)

 

Another study shows Pfizer mRNA vaccine immunity is reduced over time.

2 Sep, 2021 | 10:05h | UTC

Waning of BNT162b2 vaccine protection against SARS-CoV-2 infection in Qatar – medRxiv

Related:

[Press release – not published yet] Study shows vaccine protection wanes over time, but vaccines still offer good protection against severe disease.

Studies: COVID vaccine protection waning against infection but not hospitalization.

Pfizer says it’s time for a Covid booster; FDA and CDC say not so fast.

 

Commentary on Twitter (thread – click for more)

 

Perspective | COVID-19 boosters in rich nations will delay vaccines for all.

1 Sep, 2021 | 09:56h | UTC

COVID-19 boosters in rich nations will delay vaccines for all – Nature

 

Commentaries on Twitter

 

Why is a third COVID-19 vaccine dose important for people who are immunocompromised?

1 Sep, 2021 | 09:57h | UTC

Why is a third COVID-19 vaccine dose important for people who are immunocompromised? – The Conversation

Related:

FDA authorizes additional Covid-19 vaccine dose for certain immunocompromised individuals – Other fully vaccinated individuals do not need an additional vaccine dose right now.

RCT: third dose of Moderna mRNA vaccine increases immunity in transplant recipients.

Study: Among kidney transplant recipients who did not respond after 2 doses, a third dose of an mRNA-1273 vaccine induced a serologic response in 49% of patients.

Case series: Safety and immunogenicity of a third dose of SARS-CoV-2 vaccine in solid organ transplant recipients.

 

Study shows young children gained weight during the pandemic.

31 Aug, 2021 | 08:59h | UTC

News release: Young children gained weight during the pandemic – Kaiser Permanente

Original study: Changes in Body Mass Index Among Children and Adolescents During the COVID-19 Pandemic – JAMA

 

Commentary on Twitter

 

Study demonstrates a significantly higher humoral immunogenicity induced by the SARS-CoV-2 Moderna vaccine compared with the Pfizer- BioNTech vaccine.

31 Aug, 2021 | 09:04h | UTC

Comparison of SARS-CoV-2 Antibody Response Following Vaccination With BNT162b2 and mRNA-1273 – JAMA

Related:

Moderna may be superior to Pfizer against Delta variant — breakthrough odds rise with time.

[Preprint] Pfizer vs. Moderna COVID-19 vaccine effectiveness against the Delta variant in Qatar – Effectiveness against symptomatic disease due to Delta was 53.5% for Pfizer and 84.8% for Moderna; effectiveness against severe disease due to Delta was 89.7% for Pfizer and 100.0% for Moderna.

 

Do kids get long COVID? And how often? A pediatrician looks at the data – Children also get Long Covid, but much less often than adults.

31 Aug, 2021 | 08:57h | UTC

Do kids get long COVID? And how often? A paediatrician looks at the data – The Conversation

Related:

Illness duration and symptom profile in symptomatic school-aged children tested for SARS-CoV-2 – “Only 25 (1.8%) of 1379 children experienced symptoms for at least 56 days.”

Long-term Symptoms After SARS-CoV-2 Infection in Children and Adolescents – “This study found a low prevalence of symptoms compatible with long COVID in a randomly selected cohort of children assessed 6 months after serologic testing”.

Study shows low incidence of post-acute COVID-19 symptoms (“Long Covid”) in children after mild disease

Cohort study: Risk factors for long covid in previously hospitalized children.

M-A: More than 50 long-term effects of COVID-19.

 

#ESCCongress – RCT: Influenza vaccination early after a myocardial infarction (MI) or in high-risk coronary heart disease resulted in a lower risk of a composite of all-cause death, MI, or stent thrombosis compared with placebo.

31 Aug, 2021 | 08:52h | UTC

Influenza Vaccination after Myocardial Infarction: A Randomized, Double-Blind, Placebo-Controlled, Multicenter Trial – Circulation

Commentaries:

IAMI: Influenza Vaccine Beneficial for Post-MI Patients – TCTMD

Influenza Vaccination After Myocardial Infarction – IAMI – American College of Cardiology

Flu vaccine after heart attack reduces risk of death – Cardiovascular Business

 

Commentary on Twitter

 

Study with over 29 million people in England shows Covid-19, not vaccination, presents biggest blood clot risks.

29 Aug, 2021 | 18:57h | UTC

Press release: Covid-19, not vaccination, presents biggest blood clot risks – University of Oxford

Original study: Risk of thrombocytopenia and thromboembolism after covid-19 vaccination and SARS-CoV-2 positive testing: self-controlled case series study – The BMJ

Editorial: Strengthening international surveillance of vaccine safety – The BMJ

Commentaries:

Expert reaction to study looking at risk of thrombocytopenia and thromboembolism after COVID-19 vaccination and SARS-CoV-2 infection – Science Media Centre

Covid: Vaccine complications dwarfed by virus risks – BBC

 

Commentary on Twitter

 

Cohort study: Patients with Covid-19 infected with the Delta variant are twice as likely to need hospital admission or emergency care attendance.

29 Aug, 2021 | 19:02h | UTC

Hospital admission and emergency care attendance risk for SARS-CoV-2 delta (B.1.617.2) compared with alpha (B.1.1.7) variants of concern: a cohort study – The Lancet Infectious Diseases

Commentaries:

Importance of epidemiological factors in the evaluation of transmissibility and clinical severity of SARS-CoV-2 variants – The Lancet Infectious Diseases

Covid: Delta variant patients twice as likely to need hospital care – BBC

Covid-19 hospitalization risk doubles with Delta variant, UK study suggests – CNN

Expert reaction to study looking at risk of hospitalisation from the delta variant compared with alpha – Science Media Centre

 

Commentary on Twitter

 

Opinion | 10 Images That Illustrate The Shameful Global Vaccine Inequity – “This series of 10 images tell the story behind the great vaccine apartheid – the single biggest moral and scientific failure during this global crisis”.

29 Aug, 2021 | 18:53h | UTC

10 Images That Illustrate The Shameful Global Vaccine Inequity – by Madhukar Pai

 

Commentary on Twitter

 

Many predicted some kind of ‘Covid slide’ in learning. Test results show how bad it is.

29 Aug, 2021 | 18:55h | UTC

Many predicted some kind of ‘Covid slide’ in learning. Test results show how bad it is – CNN

Report: Learning during COVID-19: Reading and math achievement in the 2020-21 school year – NWEA

Related:

[Preprint] Impact of the COVID-19 pandemic on early child cognitive development: initial findings in a longitudinal observational study of child health.

 

Unvaccinated, unmasked teacher infected more than half of students in class with Covid-19, CDC reports.

29 Aug, 2021 | 18:52h | UTC

Unvaccinated, unmasked teacher infected more than half of students in class with Covid-19, CDC reports – CNN

Original study: Outbreak Associated with SARS-CoV-2 B.1.617.2 (Delta) Variant in an Elementary School — Marin County, California, May–June 2021 – CDC Morbidity and Mortality Weekly Report

 

M-A: Factors associated with household transmission of SARS-CoV-2 – recent studies showed higher household secondary attack rates than earliest reports (13.4% vs. 31.1%); more transmissible variants and vaccines may lead to further changes.

29 Aug, 2021 | 18:48h | UTC

Factors Associated With Household Transmission of SARS-CoV-2: An Updated Systematic Review and Meta-analysis – JAMA Network Open

Commentary: 1 in 5 people with COVID-19 pass it to others in household, study finds – UPI

 

Commentary on Twitter

 

New CDC Guidance says influenza and Covid vaccines can be given together – “COVID-19 vaccines and other vaccines may now be administered without regard to timing”

29 Aug, 2021 | 18:51h | UTC

Prevention and Control of Seasonal Influenza with Vaccines: Recommendations of the Advisory Committee on Immunization Practices, United States, 2021–22 Influenza Season – Centers for Disease Control and Prevention

Related: Interim Clinical Considerations for Use of COVID-19 Vaccines Currently Authorized in the United States – Centers for Disease Control and Prevention

Commentary: Flu shot and a COVID jab? New 2021-2022 flu vaccine guidance points to both – McKnight’s

 

#ESCCongress – Cluster RCT: Among patients at increased risk for stroke, salt substitution (75% sodium chloride and 25% potassium chloride by mass) reduced the rates of stroke, major cardiovascular events, and death from any cause.

29 Aug, 2021 | 19:21h | UTC

Effect of Salt Substitution on Cardiovascular Events and Death – New England Journal of Medicine (link to abstract – $ for full-text)

News release: Low-sodium salt prevents stroke – European Society of Cardiology

Commentary: Massive SSaSS Study Shows Switch to Salt Substitute Cuts Stroke, CVD – TCTMD

 

Commentary on Twitter

 

It’s not just SARS-CoV-2: Most respiratory viruses spread by aerosols.

27 Aug, 2021 | 10:18h | UTC

It’s not just SARS-CoV-2: Most respiratory viruses spread by aerosols – University of California – San Diego

Original article: Airborne transmission of respiratory viruses – Science

 

Commentary on Twitter (thread – click for more)

 

[Press release – not published yet] Study shows vaccine protection wanes over time, but vaccines still offer good protection against severe disease.

27 Aug, 2021 | 10:11h | UTC

Press release: Is COVID vaccine protection fading? – ZOE Covid Study

Commentaries:

Covid infection protection waning in double jabbed – BBC

Expert reaction to press release from the ZOE app on vaccine effectiveness over time – Science Media Centre

 

[Preprint] Observational data suggests natural immunity after a SARS-CoV-2 infection confers longer lasting and stronger protection compared to vaccine-induced immunity.

27 Aug, 2021 | 10:16h | UTC

Comparing SARS-CoV-2 natural immunity to vaccine-induced immunity: reinfections versus breakthrough infections – medRxiv

Commentary: Having SARS-CoV-2 once confers much greater immunity than a vaccine—but no infection parties, please – Science

 

Commentary on Twitter (thread – click for more)

https://twitter.com/andrew_croxford/status/1430799815693250562

 

Editorial: The Guardian view on global vaccine inequality: unwise as well as unethical.

27 Aug, 2021 | 10:09h | UTC

The Guardian view on global vaccine inequality: unwise as well as unethical

 

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