Comprehensive epidemiological analysis of severe fever with thrombocytopenia syndrome in Japan, 2013-2023: descriptive observational study.

ABSTRACT:

Background

Severe fever with thrombocytopenia syndrome (SFTS) is a tick-borne zoonotic disease that poses a serious public health challenge in several Asian countries. In this study, we aimed to describe the recent epidemiological characteristics of SFTS in Japan using denominator-based test data.

Methods

We analysed reported SFTS case-patients in Japan using national surveillance data from March 2013 to April 2024. The case-fatality ratio (CFR) was calculated using the National Vital Statistics Surveillance System (NVSSS) for 2013-2022. Trends in test numbers and positivity rates were examined using data from annual reports and public health institute surveys.

Findings

During the study period, 931 case-patients were reported, including 11 veterinary healthcare worker

SUBMITTER: Ohno T 

PROVIDER: S-EPMC12681731 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature