[HTML][HTML] Real-world effectiveness of COVID-19 vaccines: a literature review and meta-analysis

C Zheng, W Shao, X Chen, B Zhang, G Wang… - International journal of …, 2022 - Elsevier
Objective To estimate the coronavirus disease 2019 (COVID-19) vaccine effectiveness (VE)
against concerned outcomes in real-world settings. Methods Studies reporting COVID-19 VE …

[HTML][HTML] SARS-CoV-2 breakthrough infections in vaccinated individuals: measurement, causes and impact

M Lipsitch, F Krammer, G Regev-Yochay… - Nature Reviews …, 2022 - nature.com
Breakthrough infections with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-
2) in fully vaccinated individuals are receiving intense scrutiny because of their importance …

Clinical severity of, and effectiveness of mRNA vaccines against, covid-19 from omicron, delta, and alpha SARS-CoV-2 variants in the United States: prospective …

AS Lauring, MW Tenforde, JD Chappell, M Gaglani… - bmj, 2022 - bmj.com
Objectives To characterize the clinical severity of covid-19 associated with the alpha, delta,
and omicron SARS-CoV-2 variants among adults admitted to hospital and to compare the …

[HTML][HTML] Maternal vaccination and risk of hospitalization for Covid-19 among infants

NB Halasa, SM Olson, MA Staat… - … England Journal of …, 2022 - Mass Medical Soc
Background Infants younger than 6 months of age are at high risk for complications of
coronavirus disease 2019 (Covid-19) and are not eligible for vaccination. Transplacental …

[HTML][HTML] BNT162b2 protection against the omicron variant in children and adolescents

AM Price, SM Olson, MM Newhams… - … England Journal of …, 2022 - Mass Medical Soc
Background Spread of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
B. 1.1. 529 (omicron) variant, which led to increased US hospitalizations for coronavirus …

Effectiveness of the CoronaVac vaccine in older adults during a gamma variant associated epidemic of covid-19 in Brazil: test negative case-control study

OT Ranzani, MDT Hitchings, M Dorion, TL D'Agostini… - bmj, 2021 - bmj.com
Objective To estimate the effectiveness of the inactivated whole virus vaccine, CoronaVac
(Sinovac Biotech), against symptomatic covid-19 in the elderly population of São Paulo …

[HTML][HTML] New COVID-19 cases and hospitalizations among adults, by vaccination status—New York, May 3–July 25, 2021

ES Rosenberg - MMWR. Morbidity and mortality weekly report, 2021 - cdc.gov
During May 3–July 25, 2021, the overall age-adjusted vaccine effectiveness against
hospitalization in New York was relatively stable (91.9%–95.3%). The overall age-adjusted …

Vaccine effectiveness of primary series and booster doses against covid-19 associated hospital admissions in the United States: living test negative design study

K Adams, JP Rhoads, D Surie, M Gaglani, AA Ginde… - Bmj, 2022 - bmj.com
Objective To compare the effectiveness of a primary covid-19 vaccine series plus booster
doses with a primary series alone for the prevention of hospital admission with omicron …

[HTML][HTML] Real-world effectiveness of the mRNA-1273 vaccine against COVID-19: Interim results from a prospective observational cohort study

KJ Bruxvoort, LS Sy, L Qian, BK Ackerson… - The Lancet Regional …, 2022 - thelancet.com
Background Phase 3 trials found mRNA-1273 was highly effective in preventing COVID-19.
We conducted a prospective cohort study at Kaiser Permanente Southern California (KPSC) …

A systematic review of coronavirus disease 2019 vaccine efficacy and effectiveness against severe acute respiratory syndrome coronavirus 2 infection and disease

MM Higdon, B Wahl, CB Jones… - Open Forum …, 2022 - academic.oup.com
Billions of doses of coronavirus disease 2019 (COVID-19) vaccines have been administered
globally, dramatically reducing severe acute respiratory syndrome coronavirus 2 (SARS …