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[Preprint] Systematic Review: Duration of Effectiveness of Vaccines Against SARS-CoV-2 Infection and COVID-19 Disease – “effectiveness against COVID-19 severe disease remained high (>70%) in most studies in the six months after full vaccination, although it did decrease some (on average, 8-10 percentage points) between one and six months after full vaccination”.

23 Nov, 2021 | 08:57h | UTC

Duration of Effectiveness of Vaccines Against SARS-CoV-2 Infection and COVID-19 Disease: Results of a Systematic Review and Meta-Regression – Preprints with The Lancet – SSRN

Related:

Correlation of SARS-CoV-2-breakthrough infections to time-from-vaccine.

China’s COVID vaccines have been crucial — now immunity is waning.

[Preprint] Breakthrough SARS-CoV-2 infections in 620,000 U.S. Veterans, February 1, 2021 to August 13, 2021 – “Vaccine protection declined by mid-August 2021, decreasing from 91.9% in March to 53.9%”.

Observational study in Qatar showed the effectiveness of Pfizer vaccine against any SARS-CoV-2 infection dropped to 20% in months 5 through 7 after the second dose, but effectiveness against severe Covid-19 remained high.

Cohort study: Pfizer vaccine effectiveness against any infections declined from 88% during the first month after full vaccination to 47% after 5 months. Vaccine effectiveness against hospital admissions remained high; 87% within 1 month, and 88% at 5 months after full vaccination, with no significant waning.

Editorial | Covid-19 vaccination: evidence of waning immunity is overstated.

COVID vaccine immunity is waning — how much does that matter? – “As debates about booster shots heat up, what’s known about the duration of vaccine-based immunity is still evolving”.

COVID vaccine effects wane over time but still prevent death and severe illness.

Perspective | What we actually know about waning immunity.

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

[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.

 


Populational study in France did not show an increased incidence of acute myocardial infarction, stroke, and pulmonary embolism following the Pfizer vaccine.

23 Nov, 2021 | 08:51h | UTC

Myocardial Infarction, Stroke, and Pulmonary Embolism After BNT162b2 mRNA COVID-19 Vaccine in People Aged 75 Years or Older – JAMA

 


M-A: Colchicine doesn’t lessen COVID-19 severity or stave off risk of death.

23 Nov, 2021 | 08:55h | UTC

News release: Gout drug colchicine doesn’t lessen COVID-19 severity or stave off risk of death – BMJ

Original Study: Efficacy and safety of colchicine in COVID-19: a meta-analysis of randomised controlled trials – RMD Open

Related:

RECOVERY Trial: In patients admitted to hospital with COVID-19, Colchicine did not reduce 28-day mortality, duration of hospital stay, or risk of progressing to invasive mechanical ventilation or death.

[Preprint] PRINCIPLE RCT: Colchicine does not improve time to recovery in outpatients with Covid-19 at higher risk of complications.

COLCORONA RCT: Colchicine for community-treated patients with COVID-19 – findings suggest it may lower death and hospital admission rates, but further studies are required.

[Preprint] RECOVERY Trial: Colchicine does not improve outcomes in patients admitted to hospital with COVID-19.

 


United States FDA clears COVID vaccine boosters for all adults over 18 – Pfizer & Moderna 6 months after second jab.

21 Nov, 2021 | 23:17h | UTC

United States FDA Clears COVID Vaccine Boosters for All Adults Over 18 – Pfizer & Moderna 6 Months After Second Jab – Health Policy Watch

See also:

FDA expands emergency authorization for Covid-19 booster shots to all adults – STAT

FDA, CDC advisors approve COVID boosters for all US adults – CIDRAP

FDA Approves Both Pfizer, Moderna Boosters for All Adults – HealthDay

 


EuGMS Guidance: Management of post-acute COVID-19 patients in geriatric rehabilitation.

21 Nov, 2021 | 23:14h | UTC

Management of post-acute COVID-19 patients in geriatric rehabilitation: EuGMS guidance – European Geriatric Medicine

Related:

Addressing Post-COVID Symptoms: A Guide for Primary Care Physicians.

Global surveillance, research, and collaboration needed to improve understanding and management of long COVID.

Provocative study suggests that persistent physical symptoms after COVID-19 infection may be associated more with the belief in having been infected with SARS-CoV-2 than with having laboratory-confirmed COVID-19 infection.

Update to post-acute sequelae of SARS-CoV-2 infection: Caring for the ‘long-haulers’.

Systematic Review: Short-term and long-term rates of postacute sequelae of SARS-CoV-2 infection.

WHO Consensus: A clinical case definition of post COVID-19 condition (Long Covid).

Characterizing long COVID: a living systematic review.

Long Covid – The illness narratives.

New guidelines to help doctors manage long COVID patients published.

M-A: More than 50 long-term effects of COVID-19. (several articles on the subject)

 


Non-invasive respiratory support in the management of acute COVID-19 pneumonia: considerations for clinical practice and priorities for research – “The two randomized controlled trials indicate superiority of non-invasive ventilation over high-flow nasal oxygen in reducing the need for intubation”.

21 Nov, 2021 | 23:15h | UTC

Non-invasive respiratory support in the management of acute COVID-19 pneumonia: considerations for clinical practice and priorities for research – The Lancet Respiratory Medicine

Related: [Preprint] RCT: non-invasive respiratory strategies in acute respiratory failure in patients with COVID-19 – CPAP reduced the composite outcome of intubation or death within 30 days; high-flow nasal oxygenation was not associated with better outcomes.

 

Commentary on Twitter

 


M-A: Convalescent plasma does not reduce mortality in COVID-19.

21 Nov, 2021 | 23:09h | UTC

Association between convalescent plasma treatment and mortality in COVID-19: a collaborative systematic review and meta-analysis of randomized clinical trials – BMC Infectious Diseases

Related:

RCT: Another study shows convalescent plasma does not improve outcomes in critically ill patients with Covid-19.

RCT: Convalescent plasma does not improve outcomes and may be harmful to hospitalized patients with COVID-19.

NIH study shows no significant benefit of convalescent plasma for COVID-19 outpatients with early symptoms.

M-A: Convalescent plasma is safe but does not improve outcomes in the treatment of COVID-19.

RECOVERY Trial: No benefit from convalescent plasma in patients admitted to hospital with COVID-19.

 


Estimation of SARS-CoV-2 infection fatality rate by age and comorbidity status using antibody screening of blood donors during the COVID-19 epidemic in Denmark – “The IFR was low for people younger than 51 years without comorbidity during the two waves (combined IFR = 3.36 per 100,000 infections)”.

21 Nov, 2021 | 23:12h | UTC

Estimation of SARS-CoV-2 infection fatality rate by age and comorbidity status using antibody screening of blood donors during the COVID-19 epidemic in Denmark – The Journal of Infectious Diseases

 

Commentary on Twitter

 


Is Delta the last Covid ‘super variant’?

21 Nov, 2021 | 23:07h | UTC

Is Delta the last Covid ‘super variant’? – The Guardian

 


RECOVERY Trial: Aspirin as an add-on therapy did not reduce mortality in patients hospitalized with COVID-19.

19 Nov, 2021 | 11:01h | UTC

Aspirin in patients admitted to hospital with COVID-19 (RECOVERY): a randomised, controlled, open-label, platform trial – The Lancet

Invited Commentary: Studying the coagulopathy of COVID-19 – The Lancet

 

Commentary from the author on Twitter (thread – click for more)

 


WHO global report on trends in prevalence of tobacco use 2000-2025.

19 Nov, 2021 | 10:43h | UTC

WHO global report on trends in prevalence of tobacco use 2000-2025, fourth edition – World Health Organization

News Release: Tobacco use falling: WHO urges countries to invest in helping more people to quit tobacco – World Health Organization

 

Commentary on Twitter

 


AAP Clinical Report: Biologics for Asthma and Allergic Skin Diseases in Children.

19 Nov, 2021 | 10:34h | UTC

Biologics for Asthma and Allergic Skin Diseases in Children – Pediatrics

 


M-A: Effectiveness of public health measures in reducing the incidence of covid-19, SARS-CoV-2 transmission, and covid-19 mortality.

18 Nov, 2021 | 08:59h | UTC

Effectiveness of public health measures in reducing the incidence of covid-19, SARS-CoV-2 transmission, and covid-19 mortality: systematic review and meta-analysis – The BMJ

 

Commentary on Twitter

 


[Preprint] M-A: Inhaled corticosteroids in COVID-19 outpatients.

18 Nov, 2021 | 08:48h | UTC

Inhaled Corticosteroids for Outpatients with Covid-19: A Meta-Analysis – medRxiv

Commentary: Favourable meta-analysis of inhaled corticosteroids in COVID-19 outpatients – News Medical

Related:

PRINCIPLE RCT: Inhaled budesonide improves time to recovery from COVID-19 in people at high risk of complications in the community.

Position Paper: Recommendations for the use of topical inhalant budesonide in COVID-19.

RCT: Inhaled budesonide shortens recovery time in non-hospitalized patients with COVID-19

Phase 2 RCT: Inhaled budesonide shows promise for the treatment of early COVID-19

 

Commentary on Twitter

 


Observational study finds the effectiveness of mRNA vaccination against Covid-19 hospitalization was lower (77%) among immunocompromised adults than among immunocompetent adults (90%).

18 Nov, 2021 | 08:52h | UTC

Effectiveness of 2-Dose Vaccination with mRNA COVID-19 Vaccines Against COVID-19–Associated Hospitalizations Among Immunocompromised Adults — Nine States, January–September 2021 – CDC Morbidity and Mortality Weekly Report

Related:

CDC Guidance: Immunocompromised may need a fourth Covid-19 shot.

 

Commentary on Twitter (thread – click for more)

 


Case-control study: sleep disorders linked to more severe outcomes from COVID-19, study suggests.

17 Nov, 2021 | 08:50h | UTC

News Release: Sleep disorders linked with more severe outcomes from COVID-19, study suggests – Cleveland Clinic

Original Study: Association of Sleep-Related Hypoxia With Risk of COVID-19 Hospitalizations and Mortality in a Large Integrated Health System – JAMA Network Open

Commentary: Some sleep disorders may lead to worse COVID-19 outcomes – CIDRAP

 

Commentary on Twitter

 


Observational study found monitoring outpatients with Covid-19 using text messages that allowed the report of worsening symptoms was associated with improved outcomes.

17 Nov, 2021 | 08:53h | UTC

Comparative Effectiveness of an Automated Text Messaging Service for Monitoring COVID-19 at Home – Annals of Internal Medicine

News Release: Automated Texting System Saved Lives Weekly During First COVID Surge – Penn Medicine

Commentaries:

Monitoring outpatients by text appeared to reduce mortality from COVID-19 – ACP Internist

Texting saved lives during Covid. What does that mean for health care’s future? – STAT

 

Commentary from the author on Twitter (thread – click for more)

 


The big questions about Covid-19 booster shots – “From the why to the who, we still need a lot of answers about booster shots”.

17 Nov, 2021 | 08:48h | UTC

The big questions about Covid-19 booster shots – Vox

 

Commentary on Twitter

 


Addressing Post-COVID Symptoms: A Guide for Primary Care Physicians.

17 Nov, 2021 | 08:42h | UTC

Addressing Post-COVID Symptoms: A Guide for Primary Care Physicians – The Journal of the American Board of Family Medicine

Related:

Global surveillance, research, and collaboration needed to improve understanding and management of long COVID.

Provocative study suggests that persistent physical symptoms after COVID-19 infection may be associated more with the belief in having been infected with SARS-CoV-2 than with having laboratory-confirmed COVID-19 infection.

Update to post-acute sequelae of SARS-CoV-2 infection: Caring for the ‘long-haulers’.

Systematic Review: Short-term and long-term rates of postacute sequelae of SARS-CoV-2 infection.

WHO Consensus: A clinical case definition of post COVID-19 condition (Long Covid).

Characterizing long COVID: a living systematic review.

Long Covid – The illness narratives.

New guidelines to help doctors manage long COVID patients published.

M-A: More than 50 long-term effects of COVID-19. (several articles on the subject)

 


RCT: Intravenous immunoglobulins do not improve outcomes in patients with COVID-19-associated moderate-to-severe acute respiratory distress syndrome.

16 Nov, 2021 | 08:48h | UTC

Intravenous immunoglobulins in patients with COVID-19-associated moderate-to-severe acute respiratory distress syndrome (ICAR): multicentre, double-blind, placebo-controlled, phase 3 trial – The Lancet Respiratory Medicine

 

Commentary on Twitter

 


IDSA/ASM Consensus Review Document: Clinical and Infection Prevention Applications of SARS-CoV-2 Genotyping.

16 Nov, 2021 | 08:50h | UTC

Clinical and Infection Prevention Applications of SARS-CoV-2 Genotyping: An IDSA/ASM Consensus Review Document – Clinical Infectious Diseases

News Release: New review article outlines potential of SARS-CoV-2 genetic sequencing in patient care – American Society for Microbiology

 


Review: Vaccine-induced immune thrombotic thrombocytopenia.

16 Nov, 2021 | 08:46h | UTC

Vaccine-induced immune thrombotic thrombocytopenia – The Lancet Haematology

Related:

Vaccine induced immune thrombocytopenia and thrombosis: summary of NICE guidance.

Clinical features of vaccine-induced immune thrombocytopenia and thrombosis.

Review: Clinical characteristics and pharmacological management of COVID-19 vaccine–induced immune thrombotic thrombocytopenia with cerebral venous sinus thrombosis.

Vaccine-induced immune thrombotic thrombocytopenia: what we know and do not know.

Very rare cases of thrombosis with thrombocytopenia syndrome (TTS) after AstraZeneca vaccine: a global safety database analysis – the estimated rate of TTS after the first dose was 8.1 per million vaccinees; after the second dose, the estimated rate was 2.3 per million vaccinees. (several articles and resources on the subject)

 

Commentary on Twitter

 


Pfizer’s pill is the latest COVID treatment to show promise. Here are some more.

16 Nov, 2021 | 08:41h | UTC

Pfizer’s pill is the latest COVID treatment to show promise. Here are some more – The Conversation

Related:

COVID antiviral pills: what scientists still want to know – “Drugs like Molnupiravir and Paxlovid could change the course of the pandemic if clinical trial results hold up in the real world”.

[Press release – not published yet] RCT: Pfizer’s novel Covid-19 oral antiviral treatment candidate reduced risk of hospitalization or death by 89% in interim analysis of phase 2/3 EPIC-HR study.

A prominent virologist warns new COVID-19 pill could unleash dangerous mutants. Others see little cause for alarm.

The U.K. approves Merck’s COVID-19 antiviral pill, calling it a world first.

Merck to allow other nations to produce new COVID-19 antiviral.

Video: Merck’s Covid pill could transform treatment. Here’s how it works.

How antiviral pill Molnupiravir shot ahead in the COVID drug hunt.

What we know — and don’t know — about Merck’s new Covid-19 pill.

[Press release – not published yet] Merck announces oral antiviral Molnupiravir reduced the risk of hospitalization or death by approximately 50 Percent compared to placebo for patients with mild or moderate COVID-19.

Merck’s Covid-19 pill is great news but may not be a game-changer.

Video | A Pill For COVID? A Doctor Explains Molnupiravir.

 


Merck v Pfizer: here’s how the two new COVID antiviral drugs work and will be used.

16 Nov, 2021 | 08:39h | UTC

Merck v Pfizer: here’s how the two new COVID antiviral drugs work and will be used – The Conversation

Related:

COVID antiviral pills: what scientists still want to know – “Drugs like Molnupiravir and Paxlovid could change the course of the pandemic if clinical trial results hold up in the real world”.

[Press release – not published yet] RCT: Pfizer’s novel Covid-19 oral antiviral treatment candidate reduced risk of hospitalization or death by 89% in interim analysis of phase 2/3 EPIC-HR study.

A prominent virologist warns new COVID-19 pill could unleash dangerous mutants. Others see little cause for alarm.

The U.K. approves Merck’s COVID-19 antiviral pill, calling it a world first.

Merck to allow other nations to produce new COVID-19 antiviral.

Video: Merck’s Covid pill could transform treatment. Here’s how it works.

How antiviral pill Molnupiravir shot ahead in the COVID drug hunt.

What we know — and don’t know — about Merck’s new Covid-19 pill.

[Press release – not published yet] Merck announces oral antiviral Molnupiravir reduced the risk of hospitalization or death by approximately 50 Percent compared to placebo for patients with mild or moderate COVID-19.

Merck’s Covid-19 pill is great news but may not be a game-changer.

Video | A Pill For COVID? A Doctor Explains Molnupiravir.

 


M-A: Prediction of extubation outcome in critically ill patients.

16 Nov, 2021 | 08:27h | UTC

Prediction of extubation outcome in critically ill patients: a systematic review and meta-analysis – Critical Care

 


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