Publications by authors named "Simin Khayatzadeh"

Background: While only a limited number of scorpion species are classified as dangerous to humans, the potentially life-threatening effects of their stings classify scorpionism as a global health concern. Iran, with its high scorpion diversity, reported more than 63,000 scorpion sting cases in 2023. This study aims to elucidate the epidemiological characteristics of scorpion envenomation in northwest Iran.

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Background: Primary healthcare (PHC) in Iran, like in other countries, has a fundamental role in managing COVID-19 despite facing various challenges. Therefore, the aim of this study was to qualitatively analyze the performance of PHC in the management of COVID-19 and identify the existing challenges, as well as strategies.

Materials And Method: The data for this qualitative study with a conventional content analysis were collected through interviews.

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Article Synopsis
  • Tularemia, caused by the bacterium Francisella tularensis, is a common infectious disease that can affect humans and animals.
  • In 2020, a tularemia outbreak occurred in a northwestern village in Iran, affecting 15 people who had the oropharyngeal form of the disease.
  • The outbreak was likely connected to the consumption of contaminated drinking water in the area.
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Background: Dengue fever (DF) is increasingly recognized as one of the world's major mosquito-borne diseases and causes significant morbidity and mortality in tropical and subtropical countries. Appropriate and timely diagnosis and risk stratification for severe disease are crucial in the appropriate management of this illness. Healthcare providers (HCPs) play a key role in dengue fever diagnosis, management and prevention.

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Background: In Iran, tracking of patients and its associated data recording in private healthcare centers are poor, and thus a majority of patients suffering from Covid-19 are treated without any control on the isolation and quarantine processes. The present study aims to investigate the factors contributed to referral to private or public healthcare centers that provide Covid-19 care services.

Methods: This cross-sectional study was conducted from November 2021 to January 2022 in Tabriz, Iran.

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Article Synopsis
  • The study aimed to identify factors affecting mortality and hospital length of stay (LOS) among COVID-19 patients in East Azerbaijan, Iran, over a 15-month period.
  • Utilizing a retrospective cohort design, researchers analyzed data from 24,293 hospitalized patients, focusing on the relationship between various risk factors and their outcomes.
  • Key findings indicated that older age, male gender, and the presence of chronic diseases significantly increased mortality rates and hospital stays for COVID-19 patients.
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COVID-19 is currently the leading global health issue. Low- and middle-income countries (LMICs) face challenges in supplying COVID-19 vaccines. To assess an adjunctive preventive measure for COVID-19 burden, we aimed to evaluate the relationship of influenza vaccination in the previous year with outcomes of COVID-19 in affirmed cases after adjustment for relevant factors.

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This study aimed to investigate the prevalence of COVID-19 in domestic cats, focusing on the disease in the northwest of Iran and then showing the natural transmission of SARS-COV-2 circulating between domestic cats and humans. After receiving ethic codes from Tehran University of Medical Sciences (IR.TUMS.

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Background: Recent seroepidemiological studies have suggested that tularemia could be an endemic bacterial zoonosis in Iran.

Methods: From January 2016 to June 2018, disease cases characterized by fever, cervical lymphadenopathy and ocular involvement were reported in Youzband Village of Kaleybar County, in the East Azerbaijan Province, northwestern Iran. Diagnostic tests included Francisella tularensis serology (including tube agglutination test and ELISA), PCR, and culture.

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Article Synopsis
  • The World Health Organization set a goal to reduce hepatitis B (HBV) and hepatitis C (HCV) incidence by 30% by 2020, but East Azerbaijan province in Iran lacks updated data on these diseases.
  • This study analyzed HBV and HCV incidence rates from 2011 to 2016, finding a notable 12.71% annual reduction in HBV cases, while HCV cases rose slightly during 2014-2016.
  • The results suggest that while mass vaccination has successfully reduced HBV, efforts should shift towards improving HCV screening and diagnosis, especially for individuals aged 25-44, given the availability of effective treatments.
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In the appraisal of head lice outbreak, in addition to socioeconomic factors and availability of health care services, environmental conditions of the households must be taken into account. However, interviewing with children or mailing questionnaires to families may not reflect the actualities. Therefore, in this study, all the inclusive factors which may be associated with head lice outbreak were thoroughly and closely investigated.

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