2023

Nowcasting and Forecasting Seasonal Influenza Epidemics - China, 2022-2023.

: Seasonal influenza resurged in China in February 2023, causing a large number of hospitalizations. While influenza epidemics occurred across China during the coronavirus disease 2019 (COVID-19) pandemic, the relaxation of COVID-19 containment …

A Longitudinal Study of NADC34-Like Strains in an Intensive Farm Unravels Divergent Evolution

NADC34-like porcine reproductive and respiratory virus (PRRSV) has had a significant impact on the pig industry, particularly in China. However, the evolutionary characteristics and pathogenicity of NADC34-like PRRSV strains within intensive farming …

Advancements in Defining and Estimating the Reproduction Number in Infectious Disease Epidemiology

The reproduction number serves as a fundamental metric in the examination of infectious disease outbreaks, epidemics, and pandemics. Despite an array of available methods for estimating equation M2, both newcomers and established public health …

Evaluation of the transmissibility of norovirus and the effectiveness of prevention and control measures for schools in Jiangsu Province

**Objective** This study aims to estimate the transmissibility of norovirus outbreaks in schools by different transmission routes, and to evaluate the effects of isolation, school-closure and disinfection measures under different intervention …

Epidemiological characteristics and transmissibility of HPV infection: A long-term retrospective study in Hokkien Golden Triangle, China, 2013-2021

**Background** Multiple human papillomavirus (HPV)-associated diseases have put a significant disease burden on the world. Therefore, we conducted a study to explore the epidemiological characteristics of HPV and the transmissibility of its …

Assessment of transmissibility and measures effectiveness of SARS in 8 regions, China, 2002-2003

**Background** Severe acute respiratory syndrome (SARS) is a form of atypical pneumonia which took hundreds of lives when it swept the world two decades ago. The pathogen of SARS was identified as SARS-coronavirus (SARS-CoV) and it was mainly …

Metagenomic Analysis of Environmental Samples from Wildlife Rescue Station at Poyang Lake, China.

OBJECTIVE: To improve the understanding of the virome and bacterial microbiome in the wildlife rescue station of Poyang Lake, China. METHODS: Ten smear samples were collected in March 2019. Metagenomic sequencing was performed to delineate bacterial …

Trends in disease burden of hepatitis B infection in Jiangsu Province, China, 1990–2021

**Background** The incidence of hepatitis B virus (HBV) has decreased year by year in China after the expansion of vaccination, but there is still a high disease burden in Jiangsu Province of China. **Methods** The year-by-year incidence data of HBV …

Reproduction number of SARS-CoV-2 Omicron variants, China, December 2022-January 2023

China adjusted the zero-COVID strategy in late 2022, triggering an unprecedented Omicron wave. We estimated the time-varying reproduction numbers of 32 provincial-level administrative divisions from December 2022 to January 2023. We found that the …

Collaboration between School and Home to Improve Subjective Well-being: A New Chinese Children’s Subjective Well-being Scale