Study: Patients, not staff, source of most hospital COVID spread.
Study: Patients, not staff, source of most hospital COVID spread – CIDRAP Original article: Superspreaders drive the largest outbreaks of hospital onset COVID-19 infections – eLife
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Why is a third COVID-19 vaccine dose important for people who are immunocompromised?
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 […]
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[Preprint] Pfizer vaccine booster dose protection: A nationwide study from Israel – “Twelve days or more after the booster dose we found an 11.4-fold decrease in the relative risk of confirmed infection, and a >10-fold decrease in the relative risk of sev
BNT162b2 vaccine booster dose protection: A nationwide study from Israel – medRxiv
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#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.
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 The IAMI trial showed […]
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Cohort study: A strategy combining a rapid antigen test and chest CT was effective in ruling out COVID-19 in the emergency department.
Rapid Antigen Test Combined with Chest Computed Tomography to Rule Out COVID-19 in Patients Admitted to the Emergency Department – Journal of Clinical Medicine
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Study demonstrates a significantly higher humoral immunogenicity induced by the SARS-CoV-2 Moderna vaccine compared with the Pfizer- BioNTech vaccine.
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 […]
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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.
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 The findings of this meta-analysis suggest that the household remains an important site of #SARSCoV2 transmission, and […]
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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”
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 […]
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Study with over 29 million people in England shows Covid-19, not vaccination, presents biggest blood clot risks.
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 […]
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Cohort study: Patients with Covid-19 infected with the Delta variant are twice as likely to need hospital admission or emergency care attendance.
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 […]
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