Accuracy of distinguishing benign, high-risk lesions and malignancies with inductive machine learning models in BIRADS 4 and BIRADS 5 lesions on breast MR examinations.

Rationale And Objectives: The aim of this study is to explore the utility of Inductive Decision Tree models (IDTs) in distinguishing between benign, malignant, and high-risk (B3) breast lesions.

Materials And Methods: We analyzed 124 histologically confirmed lesions in 114 patients who underwent breast MR with BI-RADS 4 or 5 assessment. The dataset comprised 10 imaging parameters and one clinical observation.

Knowledge and attitudes of healthcare personnel about vaccination of migrant and refugee children and adolescents.

Background: The number of migrants to Greece has increased considerably the last decade. This study assessed the knowledge and attitudes of healthcare personnel (HCP) toward vaccination of newly-arrived children and adolescents in the Aegean islands, a major port of entry of migrants and refugees to Europe.

Methods: The study was conducted from September 2020 to January 2021.

Workplace health promotion: results of a combined multidisciplinary intervention over a long period - preliminary results.

Objective: Obesity is a multifactorial disease that is one of the major public health problems. It is the result of the interaction between behavioral, social and endocrine-metabolic components. Already in the 80s, it was highlighted by the World Health Organization (WHO) that the workplace is an ideal setting for introducing health promotion programs.

A ship-construction dataset for resource leveling optimization in large project management problems.

Resource leveling is a highly complex optimization problem corresponding to adjusting a project's timeline (start and end dates) with the aim of matching resource allocation demands. The problem is particularly complex when a project is large and involves hundreds or even thousands of activities. Its successful solution is equivalent to considerable profits for the involved construction groups through the efficient management of their resources.

Convalescent Plasma Therapy for COVID-19: A Systematic Review and Meta-Analysis on Randomized Controlled Trials.

While passive immunotherapy has been considered beneficial for patients with severe respiratory viral infections, the treatment of COVID-19 cases with convalescent plasma produced mixed results. Thus, there is a lack of certainty and consensus regarding its effectiveness. This meta-analysis aims to assess the role of convalescent plasma treatment on the clinical outcomes of COVID-19 patients enrolled in randomized controlled trials (RCTs).

Small RNA-Seq Transcriptome Profiling of Mesothelial and Mesothelioma Cell Lines Revealed microRNA Dysregulation after Exposure to Asbestos-like Fibers.

Environmental exposure to fibers of respirable size has been identified as a risk for public health. Experimental evidence has revealed that a variety of fibers, including fluoro-edenite, can develop chronic respiratory diseases and elicit carcinogenic effects in humans. Fluoro-edenite (FE) is a silicate mineral first found in Biancavilla (Sicily, Italy) in 1997.

Measurement of job satisfaction among healthcare workers during the COVID‑19 pandemic: A cross‑sectional study.

Job satisfaction is one of the most frequently studied subjects for numerous researchers, aiming to investigate the behavior of employees in the workplace. Moreover, it is an important predictor of well-being in the workplace, having a direct association with the productivity of employees and the quality of services provided by each organization. In the field of health, the high level of job satisfaction of healthcare workers translates into a high level of patient care.

Neutralizing antibody responses in healthcare personnel after three doses of mRNA BNT162b2 vaccine and association with baseline characteristics and past SARS-CoV-2 infection.

Aim: To estimate neutralizing antibody (NAb) immunity against SARS-CoV-2 in 739 healthcare personnel (HCP) vaccinated with three doses of BNT162b2 mRNA vaccine.

Methods: Serum samples were collected at 3, 6, and 9 months after the second vaccine dose and at 7-55 days after the third dose. Samples were tested for NAbs against SARS-CoV-2 receptor binding domain.

Vaccination policies for healthcare personnel: Current challenges and future perspectives.

Healthcare personnel (HCP) are at occupational risk for acquisition of several vaccine-preventable diseases and transmission to patients. Vaccinations of HCP are justified to confer them immunity but also to protect susceptible patients and healthcare services from outbreaks, HCP absenteeism and presenteeism. Mandatory vaccination policies for HCP are increasingly adopted and achieve high and sustainable vaccination rates in short term.

Survey on COVID-19-related mortality associated with occupational infection during the first phase of the pandemic: A systematic review.

According to the Centre for Disease Control and Prevention in 2020, a cluster of pneumonia cases of unknown etiology caused by the severe acute respiratory syndrome (SARS)-coronavirus 2 was reported in Wuhan, China. The present review examined the literature to reveal the incidence of novel coronavirus-2019 disease (COVID-19) infections, underlying comorbidities, workplace infections and case fatality rates. A review was performed to identify the relevant publications available up to May 15, 2020.

Respiratory Symptoms and Pulmonary Function of Workers in the Waste Management Industry.

Introduction: Waste handling workers are exposed to air pollutants and toxic compounds produced during waste management and processing that can cause respiratory symptoms and lung function impairment. This study aimed to evaluate the respiratory health of exposed workers in a waste management plant in Attica, Greece.

Methods: 50 field workers exposed to outdoor pollutants (exposure group) and 32 office clerks with no exposure (control group) were evaluated.

A comprehensive database of Nature-Inspired Algorithms.

These data contain a comprehensive collection of all Nature-Inspired Algorithms. This collection is a result of two corresponding surveys, where all Nature-Inspired Algorithms that have been published to-date were gathered and preliminary data acquired. The rapidly increasing number of nature-inspired approaches makes it hard for interested researchers to keep up.

Seasonal influenza vaccination in healthcare personnel in Greece: 3-year report.

Influenza vaccination rates of healthcare personnel (HCP) have been largely unsatisfactory in Greece. In September 2016, the Ministry of Health established a Steering Committee in order to raise influenza vaccine uptake by HCP. Hereby, we present the results of the actions undertaken by the Steering Committee during the first 2 years of operation.

Introducing Greek Guidelines for the Diagnosis and Treatment of Adverse Health Effects of Occupational Exposure to Metals.

Unlabelled: Background Aim: Implementing guidelines in the practice of occupational health is a high-priority need, since their use can reduce the variability in practice and increase professional efficiency, resulting in higher quality of health care services. The aim of this report is to provide information regarding the development process of the first series of national guidelines for the diagnosis and treatment of adverse health effects occurring after occupational exposure to hazardous metals in Greece. This task was recently initiated in Greece as part of the health care reform system in the context of the ongoing financial crisis.

Parental Occupational Exposures and Risk of Childhood Acute Leukemia.

Introduction: Acute leukemia, accounting for 20% of all cancers diagnosed in individuals younger than 19 years old, is the most prevalent childhood malignancy. Among environmental risk factors, parental occupational exposures have attracted scientific interest as potential predisposing factors for childhood leukemia. The role of parental occupational exposure to social contacts, harmful chemicals, electromagnetic fields and ionizing radiation has been investigated with conflicting and inconsistent results.

Vaccination of healthcare workers against influenza: does a day off make a difference?

This article presents the results of actions undertaken to increase influenza vaccine uptake by healthcare workers (HCWs) in Greece during the 2016-2017 influenza season. Influenza vaccination among HCWs increased from 10.9% in acute care hospitals and 24.

Incidence Patterns and Occupational Risk Factors of Human Brucellosis in Greece, 2004-2015.

Background: Brucellosis is the most common bacterial zoonosis worldwide. Greece has the highest reported incidence among EU countries. However, occupational risk factors have not been well described.

First report of Dientamoeba fragilis infection explaining acute non-specific abdominal pain.

Dientamoeba fragilis is now considered a potentially emerging gastrointestinal pathogen in both developing and developed countries. We first report an autochthonous case of D. fragilis infection in Greece.

Medical supplies shortages and burnout among greek health care workers during economic crisis: a pilot study.

Greece has been seriously affected by the economic crisis. In 2011 there were reports of 40% reduction to public hospital budgets. Occasional shortages of medical supplies have been reported in mass media.

Occupational Asthma guidelines: a systematic quality appraisal using the AGREE II instrument.

The quality of guidelines is often modest and highly variable. We searched the Medline database for occupational asthma (OA) guidelines meeting our inclusion criteria and undertook a systematic appraisal of them. Six appraisers independently evaluated these guidelines using the AGREE II (Appraisal of Guidelines, Research and Evaluation II) instrument.

Work-related leukemia: a systematic review.

Leukemia is a complex disease, which only became better understood during the last decades following the development of new laboratory techniques and diagnostic methods. Despite our improved understanding of the physiology of the disease, little is yet known about the causes of leukemia. A variety of potential risk factors have been suggested so far, including personal habits and lifestyle, and a wide range of occupational or environmental exposures.

Hepatitis A virus infection and the waste handling industry: a seroprevalence study.

Waste collectors have a theoretical risk of Hepatitis A virus infection. The aim of the study was to assess the prevalence and risk factors of hepatitis A virus infection (HAV) among municipal solid waste workers (MSWWs) in a municipality of central Greece. A seroprevalence study of HAV was conducted among 208 employees (100 waste collectors and 108 municipal gardeners) of a municipality in central Greece.

Hepatitis B virus infection and waste collection: prevalence, risk factors, and infection pathway.

Background: Waste collectors have a potential risk of infectious diseases. The aim of the study was to assess; the prevalence of hepatitis B (HBV), risk factors for infection and possible ways of virus transmission among municipal solid waste workers (MSWWs) in a municipality of central Greece.

Methods: A cross-sectional study was conducted among the employees of a municipality in Central Greece.

Correlative ROI Calculation of MCAs: Another Promising Primary Sign of Acute Infarction?

The purpose of this project was to calculate the ROI of the middle cerebral artery (MCA) in patients with acute stroke to establish if this measurement could be used as another primary sign of infarction even if other established primary signs of infarction are absent. CT brain scans of 465 patients, who presented in the emergency room in the first six hours after the onset of symptoms, were studied retrospectively. Two polygonal ROIs were drawn on the M1 segments of both middle cerebral arteries and three parameters were calculated automatically: HU density, volume and surface of the corresponding artery segment.