Publications by authors named "S Takaya"

Article Synopsis
  • Scrub typhus is increasingly recognized as a global public health issue, yet it remains underdiagnosed and underreported, prompting a systematic review to explore environmental factors affecting its occurrence and prediction methods.
  • The review analyzed 68 studies from multiple databases, highlighting key environmental risk factors like temperature, precipitation, humidity, sunshine duration, elevation, vegetation index, and cropland, while noting a lack of exploration into socioeconomic and biological factors.
  • Common predictive methods identified include Autoregressive Integrated Moving Average (ARIMA) for temporal trends and ecological niche modeling (ENM) for spatial distribution, with the study calling attention to knowledge gaps and recommending further research in disease prediction and burden analysis.
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Objectives: Scrub typhus is underdiagnosed and underreported but emerging as a global public health problem. We aimed to provide the first comprehensive review on the seroprevalence, incidence, mortality of and risk factors for scrub typhus.

Methods: We searched PubMed, Scopus, Web of Science, China National Knowledge Infrastructure and other databases.

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Dengue is a systemic viral infection, and clinical findings vary from asymptomatic to life-threatening, including shock and neurological complications. Despite efforts in vector control, the disease continues to spread worldwide, and the number of annual dengue infections is estimated to be 390 million. For patients with severe dengue, early diagnosis is important; however, owing to the wide range of symptoms and severity, diagnosis can be difficult.

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Problem: The Omicron variant of severe acute respiratory syndrome coronavirus 2 caused the largest surge of coronavirus disease (COVID-19) cases in Japan starting in the summer of 2022. We describe the mechanisms introduced to provide appropriate health care to all Omicron cases, provide appropriate health care to all non-COVID-19 patients, and protect health-care workers (HCWs) while providing necessary health services. Optimization of care for elderly patients was particularly important.

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