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Showing 541 - 560 of 82801 results
  • LongTerm Effects of WTC Exposure on Respiratory and Cardiovascular Diseases Using Automated CT Image Analysis
    Long-Term Effects of WTC Exposure on Respiratory and Cardiovascular Diseases Using Automated CT Image Analysis
    Jirapatnakul A
    2024/10/30 | Grant Final Reports
    In this study, we utilized automated measures of respiratory and cardiovascular disease, specifically emphysema, interstitial lung disease, coronary artery calcification, and pulmonary hypertension to quantify the burden of disease in all available chest CT scans of members in the WTC GRC. We investigated whether these measures of disease showed an ...
  • Circular RNA hsa_circ_0008726 Targets the Hsa-miR-206-3p/KLF4 Axis to Modulate 4,4′-Methylene Diphenyl Diisocyanate-Glutathione Conjugate-Induced Chemokine Transcription in Macrophages (Dataset)
    National Institute for Occupational Safety and Health
    2024/10/30 | National Institute for Occupational Safety and Health (NIOSH)
    Occupational exposure to 4,4'-methylene diphenyl diisocyanate (MDI), the most widely used monomeric diisocyanate (dNCO), is associated with occupational asthma (OA) development. Recruitment of immune cells to the lung microenvironment via secreted chemokines by alveolar macrophages may plays important roles during asthma pathogenesis. Our prior stu ...
    Dataset Public Domain
  • Eliminating Barriers for the Implementation of Automation in the Mining Industry Final report for contract 75D30122C14149
    Eliminating Barriers for the Implementation of Automation in the Mining Industry. Final report for contract 75D30122C14149
    Dave Kanagy
    10/30/2024 | NIOSH
    Final report of a contract tasked with identifying barriers to adoption of new automation technologies in the mining industry, including those with potential health and safety benefits. The study concludes that the biggest barriers are outdated science and technology, the long gap between the design of a project and its approval, (wherein technolog ...
    Public Domain
  • N95 Filtering Facepiece Respirator Reuse Extended Use and Filtration Efficiency
    N95 Filtering Facepiece Respirator Reuse, Extended Use, and Filtration Efficiency
    Addo N ;
    DeAngelis J
    2024/10/29 | National Institute for Occupational Safety and Health (NIOSH)
    N95 filtering facepiece respirators (N95s) are designed to filter 95% or more of viral particles and prevent aerosolized transmission, reducing respiratory viral infections among health care clinicians. Under routine circumstances, N95s are discarded after 1 patient contact. During the COVID-19 pandemic, the Centers for Disease Control and Preventi ...
    Public Domain
  • Consistency in subjective judgments of service vehicle type based on vehicle and flashing light colors
    Consistency in subjective judgments of service vehicle type based on vehicle and flashing light colors.
    Bullough, John D. ;
    Das A
    2024/10/28 | National Institute for Occupational Safety and Health (NIOSH)
    The present study focused on the consistency in perceiving the intended function of a simulated service vehicle when its color, the color of its flashing lights, and its flashing light pattern varied. Tests were conducted during the day and at night. Participants driving along a test track were presented with a red or yellow vehicle equipped with e ...
  • Evaluation and Revision of Historical ESSENCE Syndromic Surveillance Definition Used to Identify WorkRelated Emergency Department Visits
    Evaluation and Revision of Historical ESSENCE Syndromic Surveillance Definition Used to Identify Work-Related Emergency Department Visits
    Harduar-Morano, Laurel ;
    Kite Powell A
    2024/10/26 | National Institute for Occupational Safety and Health (NIOSH)
    Objectives: Occupational health surveillance programs have rarely incorporated syndromic surveillance. We documented a process for evaluating and revising syndromic surveillance definitions, using the example of work-related emergency department (ED) visits. Materials and Methods: Of 140 331 481 ED visits in the National Syndromic Surveillance Prog ...
    Public Domain
  • Occupational Exposure Monitoring of Airborne Respiratory Viruses in Outpatient Medical Clinics
    Occupational Exposure Monitoring of Airborne Respiratory Viruses in Outpatient Medical Clinics
    Clugston JR ;
    Fan ZH
    2024/10/23 | National Institute for Occupational Safety and Health (NIOSH)
    Exposure to airborne respiratory viruses can be a health hazard in occupational settings. In this study, air sampling was conducted from January to March 2023 in two outpatient medical clinics-one primary care clinic and one clinic dedicated to the diagnosis and treatment of respiratory illnesses-for the purpose of assessing airborne respiratory vi ...
  • The Emission and Physicochemical Properties of Airborne Microplastics and Nanoplastics Generated During the Mechanical Recycling of Plastic via Shredding
    The Emission and Physicochemical Properties of Airborne Microplastics and Nanoplastics Generated During the Mechanical Recycling of Plastic via Shredding
    Su J ;
    Swinnerton S
    2024/10/21 | National Institute for Occupational Safety and Health (NIOSH)
    This study examined the emission and physicochemical properties of microplastics and nanoplastics (MPs/NPs) generated during shredding, which is regularly used in mechanical recycling. Waste and new polyethylene terephthalate, polypropylene, and high-density polyethylene were investigated herein for a total of six categories. The concentration and ...
  • Extending the Acute Skin Response Spectrum to Include the FarUVC
    Extending the Acute Skin Response Spectrum to Include the Far-UVC
    Brenner DJ ;
    Buonanno M
    2024/10/21 | National Institute for Occupational Safety and Health (NIOSH)
    Guidance on maximal limits for ultraviolet (UV) exposure has been developed by national and international organizations to protect against adverse effects on human skin and eyes. These guidelines consider the risk of both acute effects (i.e., erythema and photokeratitis) and delayed effects (e.g., skin and ocular cancers) when determining exposure ...
  • Factors Affecting Chlorinated Product Formation from Sodium Hypochlorite Bleach and Limonene Reactions in the Gas Phase (Dataset)
    National Institute for Occupational Safety and Health
    2024/10/21 | National Institute for Occupational Safety and Health (NIOSH)
    The application of sodium hypochlorite bleach to surfaces causes the release of chlorine (Cl2) and hypochlorous acid (HOCl) into the gas phase where reactions with organic compounds can occur. The purpose of the current study was to investigate the reaction products generated from gas-phase bleach oxidants and limonene, a fragrance compound commonl ...
    Dataset Public Domain
  • Role function in postmenopausal women during aromatase inhibitor therapy for breast cancer
    Role function in postmenopausal women during aromatase inhibitor therapy for breast cancer.
    Bender C ;
    Dickson VV
    2024/10/19 | National Institute for Occupational Safety and Health (NIOSH)
    Objective: Few studies have examined aromatase inhibitor therapy relating to role function in breast cancer survivors of working age. Our study sought to identify how pre-therapy sociodemographic and health/treatment-related characteristics, as well as patient-reported symptoms measured every six-months, influence role function during 18 months of ...
  • Artificial IntelligenceDriven AllTerrain Vehicle Crash Prediction and Prevention System
    Artificial Intelligence-Driven All-Terrain Vehicle Crash Prediction and Prevention System
    De Moura Araujo G ;
    Ferreira Lima dos Santos F
    2024/10/17 | National Institute for Occupational Safety and Health (NIOSH)
    All-Terrain Vehicle (ATV) crashes have become a public health concern in the U.S. over the past decades, resulting in numerous fatalities and hospitalizations. Most of those incidents could have been prevented if riders could better assess their ability to handle risks. Currently, risk factors associated with ATV incidents have already been studied ...
  • Model Food Safety Practices for Correctional Facilities
    Model Food Safety Practices for Correctional Facilities
    Attwood W ;
    Drexler N
    2024/10/17 | National Institute for Occupational Safety and Health (NIOSH)
    As of 2022, roughly 1.9 million people were incarcerated or detained within federal, state, tribal, local, and territorial facilities in the United States. A recent analysis from CDC identified that incarcerated and detained people were six times more likely to have an illness associated with a foodborne outbreak compared to the public. Many of the ...
    Public Domain
  • DNA Methylation as a Molecular Mechanism of Carcinogenesis in World Trade Center Dust Exposure Insights from a Structured Literature Review
    DNA Methylation as a Molecular Mechanism of Carcinogenesis in World Trade Center Dust Exposure: Insights from a Structured Literature Review
    Arslan AA ;
    Chen Y
    2024/10/15 | National Institute for Occupational Safety and Health (NIOSH)
    The collapse of the World Trade Center (WTC) buildings in New York City generated a large plume of dust and smoke. WTC dust contained human carcinogens including metals, asbestos, polycyclic aromatic hydrocarbons (PAHs), persistent organic pollutants (POPs, including polychlorinated biphenyls (PCBs) and dioxins), and benzene. Excess levels of many ...
  • Factors Affecting Chlorinated Product Formation from Sodium Hypochlorite Bleach and Limonene Reactions in the Gas Phase
    Factors Affecting Chlorinated Product Formation from Sodium Hypochlorite Bleach and Limonene Reactions in the Gas Phase
    Baughman NN ;
    Ham JE
    2024/10/11 | National Institute for Occupational Safety and Health (NIOSH)
    During use of sodium hypochlorite bleach, gas-phase hypochlorous acid (HOCl) and chlorine (Cl2) are released, which can react with organic compounds present in indoor air. Reactivity between HOCl/Cl2 and limonene, a common constituent of indoor air, has been observed. The purpose of this study was to characterize the chemical species generated from ...
    Public Domain
  • Systemic and Immunotoxicity Induced by Topical Application of Perfluoroheptane Sulfonic Acid (PFHpS) or Perfluorooctane Sulfonic Acid (PFOS) in a Murine Model (Dataset)
    National Institute for Occupational Safety and Health
    2024/10/10 | National Institute for Occupational Safety and Health (NIOSH)
    Per- and polyfluoroalkyl substances (PFAS) are a large group of synthetic man-made surfactants of over 12,000 compounds that are incorporated into numerous products for their chemical and physical properties. Numerous PFAS have been associated with adverse health effects. Although there is a high potential for dermal exposure, these studies are lac ...
    Dataset Public Domain
  • Evaluation of a Passive Back-Support Exoskeleton During In-Bed Patient Handling Tasks (Dataset)
    National Institute for Occupational Safety and Health
    2024/10/10 | National Institute for Occupational Safety and Health (NIOSH)
    The objective of this study was to evaluate the effect of a back-support exoskeleton (Laevo V2.5) on the trunk and hip angles, low back muscle activity, and heart rate during in-bed patient handling tasks. Eight participants (5 males and 3 females) performed four different in-bed patient handling tasks, including sitting to lying, repositioning tow ...
    Dataset Public Domain
  • Assessing the Feasibility and Acceptability of Using NonInvasive Transcutaneous Auricular Vagus Nerve Stimulation taVNS to Reduce PTSD Symptoms in WTC Responders
    Assessing the Feasibility and Acceptability of Using Non-Invasive Transcutaneous Auricular Vagus Nerve Stimulation (taVNS) to Reduce PTSD Symptoms in WTC Responders
    Schwartz R ;
    Zanos T
    2024/10/10 | Grant Final Reports
    This study investigated the feasibility and acceptability of transcutaneous auricular vagus nerve stimulation (taVNS). This noninvasive neurostimulation technique delivers electrical pulses via the cymba conchae region of the ear to help reduce post-traumatic stress disorder (PTSD) symptoms among World Trade Center Health Program (WTCHP) responders ...
  • A Pilot Study of the Cardiopulmonary Effects in Healthy Volunteers After Exposure to High Levels of PM25 in a New York City Subway Station
    A Pilot Study of the Cardiopulmonary Effects in Healthy Volunteers After Exposure to High Levels of PM2.5 in a New York City Subway Station
    Farrell KR ;
    Gordon T
    2024/10/08 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Subway systems are becoming increasingly common worldwide transporting large populations in major cities. PM2.5 concentrations have been demonstrated to be exceptionally high when underground, however. Studies on the impact of subway PM exposure on cardiopulmonary health in the United States are limited. Methods: Healthy volunteers in N ...
  • Educator Perspectives on Stressors and Health A Qualitative Study of US K12 Educators in February 2022
    Educator Perspectives on Stressors and Health: A Qualitative Study of U.S. K-12 Educators in February 2022
    Brennan ME ;
    Cavallari JM
    2024/10/08 | National Institute for Occupational Safety and Health (NIOSH)
    Background: Teachers experienced increased stressors and stress during the initial onset of the COVID-19 pandemic. While many educators returned to in-person instruction in the 2021-2022 school year, they faced changing job demands and stressors which has important implications for educator well-being. We sought to understand the stressors and heal ...
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