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International Journal of Occupational and Environmental Health

Soram Lim, Seokho Chi, Joon Deuk Lee, Hoon-Jin Lee, Hyunjung Choi
The Korean construction industry has experienced poor labor productivity and high accident rates. Previous studies have reported that workers' mental health can cause negative impacts on work performance; thus, enhancing workers' psychological conditions would help achieve more productive and safer workplaces. This research aimed to understand the level of psychological conditions of construction field-workers using four categories: (1) stress (occupational stress and stress-coping style), (2) personal temperament, (3) emotional disturbance (depression and trait anxiety), and (4) drinking habits...
July 10, 2018: International Journal of Occupational and Environmental Health
Jutta Gutberlet, Sayed Mohammad Nazim Uddin
Household waste has evolved into a core urban challenge, with increased quantities of waste being generated and with more complex material compositions, often containing toxic and hazardous elements. Critical systems theory understands cities as urban metabolisms, with different material and energy flows, highlighting the circularity in production, consumption, and discard. Waste pickers in low- and medium-income countries work on dumps and landfills, sifting through highly contaminated household waste and are exposed to health hazards...
June 20, 2018: International Journal of Occupational and Environmental Health
John Jankovic, Tracy L Zontek, Megan Moore, Burton R Ogle, Scott Hollenbeck
BACKGROUND: Due to the lack of standard industrial hygiene sampling protocols for collection of nano-scale materials, sampling inlet device selection is left to individual researchers and professionals. OBJECTIVE: The objective of this study was to compare nano-scale aspiration efficiency for common inlet configurations with that of an open-ended sampler tube that is a commonly used inlet for direct reading instruments such as a condensation particle counter. METHODS: A polydisperse aerosol was generated using an electric motor as the aerosol source...
June 14, 2018: International Journal of Occupational and Environmental Health
Jiaqi Zhou, Neena K Tierney, Timothy J McCarthy, Kathleen G Black, Marta Hernandez, Clifford P Weisel
Fragrance ingredients are commonly added to many personal care products to provide a pleasant scent, including those intended for babies. While fragrance chemicals have a long history of safe use, at sufficiently high concentrations some may act as respiratory irritants or sensitizers. Little data have been reported on the inhalation exposures to fragrance compounds to infants and toddlers during bathing and lotion applications. This study demonstrates an in vitro method for measuring breathing zone air concentrations of fragrances from bath products and lotions...
June 7, 2018: International Journal of Occupational and Environmental Health
Kristin M Musolin, Jessica G Ramsey
OBJECTIVES: Evaluate the prevalence of carpal tunnel syndrome (CTS) among workers at a raw poultry processing plant and categorize jobs on the basis of hand activity and force. METHODS: A cross-sectional survey among 191 workers assessed CTS defined by self-reported CTS symptoms, a hand symptom diagram, and measurements of nerve conduction parameters. We categorized jobs based on American Conference of Governmental Industrial Hygienists' (ACGIH®) limits for hand activity and force, and examined the relationships with CTS occurrence...
June 6, 2018: International Journal of Occupational and Environmental Health
Selma Metintas, Guntulu Ak, Filiz Bogar, Senay Yilmaz, Muzaffer Metintas
Background Asbestos-contaminated soil has been used by people for many years in the rural part of Anatolia. However, there is no program to control usage of asbestos in this region. Objective To determine the knowledge and awareness level about asbestos in a region where asbestos-related diseases are endemic due to environmental exposure to asbestos in the rural setting. Methods This study included 760 participants, recruited using non-probability sampling, who were classified into four groups according to residence and asbestos exposure type (urban, rural; asbestos-exposed, asbestos-unexposed)...
July 2017: International Journal of Occupational and Environmental Health
Marina Grégoris, Frédéric Deschamps, Julie Salles, Stéphane Sanchez
Objectives This study's objective was to assess the morbidity of self-employed workers in the food service industry, an industry with a large amount of occupational health risks. Methods A cross-sectional study, consisting of 437 participants, was conducted between 2011 and 2013 in Champagne-Ardenne, France. The health questionnaire included an interview, a clinical examination, and medical investigations. Results The study population consisted of 146 self-employed workers (not working for an employer) and 291 employees (working with employment contracts for an employer)...
July 2017: International Journal of Occupational and Environmental Health
Corey H Basch, Ashley M Jackson, Jingjing Yin, Rodney N Hammond, Atin Adhikari, Isaac Chun-Hai Fung
Exposure to lead is detrimental to children's development. YouTube is a form of social media through which people may learn about lead poisoning. The aim of this cross-sectional study was to analyze the variation in lead poisoning-related YouTube contents between different video sources. The 100 most viewed lead poisoning-related videos were manually coded, among which, 50 were consumer-generated, 19 were created by health care professionals, and 31 were news. The 100 videos had a total of more than 8.9 million views, with news videos accounting for 63% of those views...
July 2017: International Journal of Occupational and Environmental Health
Travis McLennon, Chun-Yip Hon
Exposure of ice resurfacer operators to indoor air contaminants was measured in six indoor ice arenas. A standardized questionnaire on technical and operational features was employed and indoor airborne concentrations of carbon monoxide (CO), carbon dioxide (CO2 ), nitric oxide (NO), nitrogen dioxide (NO2 ), sulfur dioxide (SO2 ), and total volatile organic compounds (VOCs) were measured. Air samples were collected using a range of direct reading instruments attached to the driver's seat of the resurfacer. The range of mean exposure concentrations via positional sampling (i...
July 2017: International Journal of Occupational and Environmental Health
Steven Lam, Giang Pham, Hung Nguyen-Viet
Background Agricultural intensification is having profound impacts on food security and rural livelihoods; however, concerns remain about the potential implications on public health. Objectives We aim to examine and synthesize the evidence for human health risks of agricultural intensification in Southeast Asia. Methods We conducted a systematic review of peer-reviewed articles published between January 2000 and December 2015 from two electronic databases (PubMed, CAB Direct). Results A total of 73 relevant studies were included and evaluated...
July 2017: International Journal of Occupational and Environmental Health
Angel M Dzhambov, Donka D Dimitrova
Multiple risk factors for rheumatoid arthritis (RA) have been studied, but there is a dearth of research on occupational noise, which is highly prevalent in the United States (U.S.). This study aimed to determine whether occupational noise exposure was associated with an elevated risk of prevalent RA in the U.S. general population. Data from the 2011 to 2012 cross-sectional, population-based National Health and Nutrition Examination Survey were used for secondary analysis. Self-reported lifetime exposure to very loud noise was linked to self-reported doctor-diagnosed RA in a sample of 4192 participants...
July 2017: International Journal of Occupational and Environmental Health
Ajay Kumar, Sumit Sharma, Rohit Mehra, Saurabh Narang, Rosaline Mishra
Background The inhalation doses resulting from the exposure to radon, thoron, and their progeny are important quantities in estimating the radiation risk for epidemiological studies as the average global annual effective dose due to radon and its progeny is 1.3 mSv as compared to that of 2.4 mSv due to all other natural sources of ionizing radiation. Objectives The annual inhalation dose has been assessed with an aim of investigating the health risk to the inhabitants of the studied region. Methods Time integrated deposition based 222 Rn/220 Rn sensors have been used to measure concentrations in 146 dwellings of Udhampur district, Jammu and Kashmir...
July 2017: International Journal of Occupational and Environmental Health
Susan Woskie, Pornpimol Kongtip, Wiroj Thanasanpaiboon, Napaporn Kiatdamrong, Nantha Charoonrungsirikul, Noppanun Nankongnab, Anu Surach, Akkarat Phamonphon
The objective of this study was to evaluate whether prenatal exposures to organophosphate (OP) pesticides from maternal agricultural use are associated with neonatal neurobehavioral effects. A pilot study conducted in three provinces in Thailand measured maternal urinary metabolites of OP pesticides in pregnant women at 7 months gestation and at birth. Within 3 days of birth, 82 newborns underwent neurobehavioral testing using the Brazelton Neonatal Behavioral Assessment Scale (NBAS). Comparison of the NBAS test results with maternal OP metabolite levels found the neonates NBAS Habituation cluster score increased with maternal dimethylphosphate (DMP) levels (p = 0...
July 2017: International Journal of Occupational and Environmental Health
Marek A Mikulski, Michael D Wichman, Donald L Simmons, Anthony N Pham, Valentina Clottey, Laurence J Fuortes
Background Herbal formulations, traditional medicine, and complementary and alternative medicine are used by the majority of the world's population. Toxicity associated with use of Ayurvedic products due to metal content is an increasingly recognized potential public health problem. Objectives Report on toxic metals content of Ayurvedic products obtained during an investigation of lead poisoning among users of Ayurvedic medicine. Methods Samples of Ayurvedic formulations were analyzed for metals and metalloids following established US...
July 2017: International Journal of Occupational and Environmental Health
Tiffany Schroder, Sharyn Gaskin, Kirstin Ross, Harriet Whiley
Fungal contamination of indoor air is an issue of increasing public health concern. Essential oils have been demonstrated to have antifungal capabilities, but there are limited studies investigating the efficacy of essential oils against fungi relevant to air quality. This study provides a preliminary screening of the antifungal properties of clove, lavender and eucalyptus essential oils against a range of fungal species isolated from environmental air samples. The ability of the essential oils to inhibit fungal growth was examined using the disk diffusion assay on malt extract agar and was compared with vinegar, bleach and limonene, with phenol as a positive control...
July 2017: International Journal of Occupational and Environmental Health
Clemente Aguilar-Garduño, Julia Blanco-Muñoz, Karina Roxana Antonio, Consuelo Escamilla-Nuñez, Cuauhtémoc A Juárez-Pérez, Astrid Schilmann, Mariano E Cebrian, Marina Lacasaña
Background Flower growers have high potential for exposures to pesticides. Occupational factors, such as tasks performed, the production method (organic or conventional), the use of personal protective equipment (PPE), and workplace characteristics influence the intensity of pesticide exposure. Objective To evaluate occupational characteristics affecting urinary concentration of dialkylphosphate (DAP) metabolites of organophosphate pesticides among a group of Mexican floricultural workers. Methods A questionnaire was administered to 117 workers who also provided a first morning urine sample...
April 2017: International Journal of Occupational and Environmental Health
Gabriele Berg-Beckhoff, Grace Nielsen, Eva Ladekjær Larsen
The aim of this systematic review is to summarise quantitative studies in occupational settings observing the association between Information communication technology (ICT) and stress, and burnout, considering age as an effect modifier. A systematic review using PRISMA guidelines was conducted through the following bibliographic databases: PubMed, Web of Science, Psycinfo, and the Cochrane Library. Inclusion criteria were occupational settings and content relevant to our research question. Risk of bias was assessed using the Newcastle-Ottawa scale...
April 2017: International Journal of Occupational and Environmental Health
S P Sivapirakasam, Sreejith Mohan, M C Santhosh Kumar, Ashley Thomas Paul, M Surianarayanan
Background Cr(VI) is a suspected human carcinogen formed as a by-product of stainless steel welding. Nano-alumina and nano-titania coating of electrodes reduced the welding fume levels. Objective To investigate the effect of nano-coating of welding electrodes on Cr(VI) formation rate (Cr(VI) FR) from a shielded metal arc welding process. Methods The core welding wires were coated with nano-alumina and nano-titania using the sol-gel dip coating technique. Bead-on plate welds were deposited on SS 316 LN plates kept inside a fume test chamber...
April 2017: International Journal of Occupational and Environmental Health
Mohammad Kazem Fathi Fathabadi, Ali Abdolahnejad, Hakimeh Teiri, Yaghoub Hajizadeh
Background Asbestos fiber is mainly released from friction product in brakes and clutch linings and from reinforcing agent in the asbestos-cement industry. It leads to serious health problem such as mesothelioma and lung cancer. The objectives of this study were to monitor the levels of asbestos fibers in ambient air of Shiraz, Iran during 2014, and to draw its GIS distribution map for the city. Methods Samples were collected by mixed cellulose ester filters mounted on an open-faced filter holder using a SKC sampling pump...
April 2017: International Journal of Occupational and Environmental Health
Jeroen Douwes, Tania Slater, Mathangi Shanthakumar, Dave McLean, Ridvan Tua Firestone, Lissa Judd, Neil Pearce
This study assessed the risk of dermatitis, urticaria and loss of skin barrier function in 425 cleaners and 281 reference workers (retail workers and bus drivers). Symptoms, atopy and skin barrier function were assessed by questionnaire, skin prick tests, and measurement of transepidermal water loss. Cleaners had an increased risk of current (past 3 months) hand/arm dermatitis (14.8% vs. 10.0%; OR = 1.9, p < 0.05) and urticaria (11% vs. 5.3%; OR = 2.4, p < 0.05) and were more likely to have dermatitis as adults (17...
April 2017: International Journal of Occupational and Environmental Health
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