Problem: Violence is a major occupational problem; yet, rigorous studies focused on educators to address this problem are limited. The objective was to identify educators' potential risks for physical assault (PA) and nonphysical violence (NPV), based on hours exposed.
Methods: A total of 4,731 licensed kindergarten through grade 12 Minnesota educators, identified from the Minnesota Department of Education database, participated. Specially designed mailed questionnaires (12-month recall) enabled data collection. Calculated PA and NPV rates, per 100,000 working hours, used Poisson regression. Directed acyclic graphs identified confounders for multivariable analysis, adjusted for non-response and unknown eligibility.
Results: The total PA rate was 5.3; PA risks increased for educators who: were non-married versus married; held master's degrees, or education specialist degrees, versus associate/bachelor's degrees; worked in public alternative and various school types, versus public schools; worked as social workers, in special education or multiple activities, versus standard classroom teaching; worked with <10, versus 10 to <25 students in the class. The total NPV rate was 26.4; subcategory rates were: threat (34.8); sexual harassment (7.6); verbal abuse (55.5); bullying (19.6). Increased risks for NPV included: 30-39 and 60-79, versus 50-59years of age; non-married versus married; working in public alternative versus public schools; working part-time or substitute, versus full-time; teaching in special education or multiple activities, versus standard classroom teaching; teaching in class sizes <10 and ≥25, versus 10-24 students; teaching in grades 3-12 and multiple grades, versus kindergarten to second grade. The investigated results for PA and NPV were similar, with a few exceptions. DISCUSSION AND IMPACT ON INDUSTRY: Results from this study provided information about factors associated with increased and decreased risks for violence against educators, based on hours worked. In addition, they provided a basis for further investigations to reduce violence against educators in the school environment.
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http://dx.doi.org/10.1016/j.jsr.2012.12.005 | DOI Listing |
J Surg Educ
January 2025
Washington University of St. Louis, Department of Orthopaedic Surgery, St. Louis, Missouri.
Objective: Orthopedic residents are tasked with rapidly acquiring clinical and surgical skills, especially during their PGY-1 year. However, resource constraints and other factors frequently cause skills training to fall short of established guidelines. We aimed to design and evaluate a cross-institutional, month-long curriculum aimed at pooling resources to optimize training.
View Article and Find Full Text PDFMater Horiz
January 2025
Department of Material Sciences, Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1, Tennodai, Ibaraki 305-5358, Japan.
The efficient immobilization of redox mediators remains a major challenge in the design of mediated enzyme electrode platforms. In addition to stability, the ability of the redox-active material to mediate electron transfer from the active-site buried enzymes, such as flavin adenine dinucleotide-dependent glucose dehydrogenase (FADGDH) and lactate oxidase (LOx), is also crucial. Conventional immobilization techniques can be synthetically challenging, and immobilized mediators often exhibit limited durability, particularly in continuous operation.
View Article and Find Full Text PDFNeuropsychopharmacol Rep
March 2025
National Center of Neurology and Psychiatry, National Institute of Mental Health, Kodaira, Tokyo, Japan.
Aim: The Internet Gaming Disorder Scale is a 9-item screening instrument developed based on the diagnostic criteria for Internet Gaming Disorder (IGD) in the DSM-5. This study aimed to examine the reliability and validity of the Internet Gaming Disorder Scale for children (IGDS-C) in Japanese clinical and nonclinical populations.
Methods: The study included clinical outpatients aged 9-29 with problematic game use and nonclinical adolescents aged 12-18 who played online games at least once a week.
J Contemp Dent Pract
September 2024
Graduate Program in Dentistry, Federal University of Pelotas, Pelotas, Rio Grande do Sul, Brazil; Department of Dentistry, Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, The Netherlands, ORCID: https://orcid.org/0000-0002-5166-8233.
Aim: This study aimed to assess if the addition of origanum oil to denture materials could decrease microorganisms counts and biofilm formation without changing their mechanical/surface properties.
Materials And Methods: A total of 66 resilient denture liner discs (SoftConfort, Dencril Comércio de Plásticos Ltda, SP, Brazil) were prepared with fixed dimensions of 10 × 3 mm for biofilm assay ( = 36) and 12 × 2 mm for sorption-solubility tests ( = 30) containing three oil concentrations - 0, 2.5 and 5%, thereby = 12 per each group samples for biofilm assay and = 10 per each group for sorption-solubility test respectively.
Appl Spectrosc
January 2025
School of Mathematics Physics and Finance, Anhui Polytechnic University, Wuhu, China.
A compact dual-gas sensor based on the two near-infrared distributed feedback diode lasers and a multipass cell has been established for the simultaneous measurement of methane (CH) and acetylene (CH). The time division multiplexing calibration-free direct absorption spectroscopy is used to eliminate the cross interference in the application of multicomponent gas sensors. A wavelength stabilization technique based on the proportion integration differentiation feedback control is developed to suppress laser wavelength drift and an H-infinity (H) filter algorithm to reduce the system noise.
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