Household secondary attack rates of SARS-CoV-2 by variant and vaccination status: an updated systematic review and meta-analysis

ZJ Madewell, Y Yang, IM Longini… - JAMA network …, 2022 - jamanetwork.com
Importance An overall household secondary attack rate (SAR) of 18.9%(95% CI, 16.2%-
22.0%) through June 17, 2021 was previously reported for SARS-CoV-2. Emerging variants …

Delta variant (B. 1.617. 2) of SARS-CoV-2: Mutations, impact, challenges and possible solutions

M Dhawan, A Sharma, N Priyanka… - Human vaccines & …, 2022 - Taylor & Francis
Since commencement of COVID-19 pandemic, several SARS-CoV-2 variants have emerged
amid containment efforts via vaccination. The Delta variant (B. 1.617. 2), discovered in …

Real-word effectiveness of global COVID-19 vaccines against SARS-CoV-2 variants: a systematic review and meta-analysis

K Wang, L Wang, M Li, B Xie, L He, M Wang… - Frontiers in …, 2022 - frontiersin.org
Background Currently, promoted vaccinations against SARS-CoV-2 are being given out
globally. However, the occurrence of numerous COVID-19 variants has hindered the goal of …

[HTML][HTML] SARS-CoV-2 secondary attack rates in vaccinated and unvaccinated household contacts during replacement of Delta with Omicron variant, Spain

I López-Muñoz, A Torrella, O Pérez-Quílez… - Emerging infectious …, 2022 - ncbi.nlm.nih.gov
We performed a prospective, cross-sectional study of household contacts of symptomatic
index case-patients with SARS-CoV-2 infection during the shift from Delta-to Omicron …

Evaluating efficacy of indoor non-pharmaceutical interventions against COVID-19 outbreaks with a coupled spatial-SIR agent-based simulation framework

C Gunaratne, R Reyes, E Hemberg, UM O'Reilly - Scientific reports, 2022 - nature.com
Contagious respiratory diseases, such as COVID-19, depend on sufficiently prolonged
exposures for the successful transmission of the underlying pathogen. It is important that …

Novel receptor, mutation, vaccine, and establishment of coping mode for SARS-CoV-2: current status and future

Z Zeng, X Geng, X Wen, Y Chen, Y Zhu… - Frontiers in …, 2023 - frontiersin.org
Since the outbreak of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and
its resultant pneumonia in December 2019, the cumulative number of infected people …

Characteristics of COVID-19 breakthrough infections among vaccinated individuals and associated risk factors: A systematic review

S Gopinath, A Ishak, N Dhawan, S Poudel… - Tropical medicine and …, 2022 - mdpi.com
We sought to assess breakthrough SARS-CoV-2 infections in vaccinated individuals by
variant distribution and to identify the common risk associations. The PubMed, Web of …

[HTML][HTML] Multi-faceted analysis of COVID-19 epidemic in Korea considering omicron variant: mathematical modeling-based study

Y Ko, VM Mendoza, R Mendoza… - Journal of Korean …, 2022 - synapse.koreamed.org
Background The most recent variant of concern, omicron (B. 1.1. 529), has caused
numerous cases worldwide including the Republic of Korea due to its fast transmission and …

Increased secondary attack rate among unvaccinated household contacts of coronavirus disease 2019 patients with Delta variant in Japan

T Ogata, H Tanaka, Y Nozawa, K Mukouyama… - International Journal of …, 2022 - mdpi.com
This study aimed to elucidate the household secondary attack rate (HSAR) of the Delta
variant in comparison to the Alpha variant, and evaluate the risk factors among unvaccinated …

Эпидемиологические и молекулярно-генетические особенности энтеральных вирусных гепатитов в России на современном этапе

ЕВ Эсауленко, АА Сухорук… - Альманах …, 2018 - cyberleninka.ru
Актуальность. Энтеральные гепатиты, объединяющие гепатит А и гепатит Е,–
глобально распространенные заболевания с большой социально-экономической …