Understanding the Attitudes and Willingness of Adult Chinese Patients with Rheumatic Diseases Towards COVID-19 Vaccination.

Background: The SARS-CoV-2 pandemic has imposed substantial health and economic burdens on the societies. COVID-19 vaccination is the most effective method of controlling the epidemic. This study assessed the attitude, willingness, and related factors of adult patients with rheumatic diseases (RDs) in China towards COVID-19 vaccination and identified their reasons for being vaccinated.

Association of smoking history with severe and critical outcomes in COVID-19 patients: A systemic review and meta-analysis.

Introduction: The highly infectious coronavirus disease 2019 (COVID-19) has now rapidly spread around the world. This meta-analysis was strictly focused on the influence of smoking history on the severe and critical outcomes on people with COVID-19 pneumonia.

Methods: A systematic literature search was conducted in eight online databases before 1 February 2021.

Face masks to prevent transmission of COVID-19: A systematic review and meta-analysis.

Background: Based on the status of the COVID-19 global pandemic, there is an urgent need to systematically evaluate the effectiveness of wearing masks to protect public health from COVID-19 infection.

Methods: The Preferred Reporting Items for Systematic Reviews and Meta-Analysis statement was consulted to report this systematic review. We conducted a systematic review and meta-analysis to evaluate the effectiveness of using face masks to prevent the spread of SARS-CoV-2.

Is periodontal disease associated with increased risk of colorectal cancer? A meta-analysis.

Objective: Colorectal cancer (CRC) is a commonly diagnosed cancer. Previous studies investigating the relationship between periodontal disease (PD) and CRC showed controversial conclusions. This meta-analysis is to explore the association between PD and CRC.

Is antibiotics use really associated with increased risk of colorectal cancer? An updated systematic review and meta-analysis of observational studies.

Purpose: The association between antibiotics and colorectal cancer (CRC) risk has drawn increasing attention but remains controversial. This study was performed to clarify the association.

Methods: A systematic review and meta-analysis was performed on seven electronic databases.

Efficacy of face mask in preventing respiratory virus transmission: A systematic review and meta-analysis.

Background: Conflicting recommendations exist related to whether masks have a protective effect on the spread of respiratory viruses.

Methods: The Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA) statement was consulted to report this systematic review. Relevant articles were retrieved from PubMed, Web of Science, ScienceDirect, Cochrane Library, and Chinese National Knowledge Infrastructure (CNKI), VIP (Chinese) database.