نتایج جستجو برای: motor vehicle

تعداد نتایج: 265277  

2018
Daniel J. Gottlieb Jeffrey M. Ellenbogen Matt T. Bianchi Charles A. Czeisler

BACKGROUND Insufficient sleep duration and obstructive sleep apnea, two common causes of sleep deficiency in adults, can result in excessive sleepiness, a well-recognized cause of motor vehicle crashes, although their contribution to crash risk in the general population remains uncertain. The objective of this study was to evaluate the relation of sleep apnea, sleep duration, and excessive slee...

Journal: :CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne 2009
Alexandra L C Martiniuk Rebecca Q Ivers Nick Glozier George C Patton Lawrence T Lam Soufiane Boufous Teresa Senserrick Ann Williamson Mark Stevenson Robyn Norton

BACKGROUND Some motor vehicle crashes, particularly single-vehicle crashes, may result from intentional self-harm. We conducted a prospective cohort study to assess the risk that intentional self-harm poses for motor vehicle crashes among young drivers. METHODS We prospectively linked survey data from newly licensed drivers aged 17-24 years to data on licensing attempts and police-reported mo...

Journal: :galen medical journal 0
mohammad kalantari meibodi m.d., assistant professor, department of emergency medicine, shiraz university of medical sciences, nemazee hospital, shiraz, iran samira esfandyari m.d., department of pediatrics, shiraz university of medical sciences, shiraz, iran vahid siyabi m.d., assistant professor, department of emergency medicine, shiraz university of medical sciences, nemazee hospital, shiraz, iran sareh roosta m.sc. of biostatistics, vice chancellery of research and technology, center for development of clinical studies, shiraz university of medical sciences, shiraz, iran

background: motor vehicle traffic injuries are indeed one of the most important worldwide health problems. opioids can induce a depressant effect on the central nervous system which may increase the risk of traffic accidents. this cross-sectional case-control study was conducted in marvdasht, iran to investigate the presence of drugs in hospitalized non-fatally injured drivers of motor vehicles...

ژورنال: :مکانیک سازه ها و شاره ها 2012
امین حاجی زاده

this paper presents a control strategy developed for optimizing the power flow in a fuel cell hybrid vehicle structure. this method implements an on-line power management based on the optimal fuzzy controller between dual power sources that consist of a battery bank and a fuel cell (fc). the power management strategy in the hybrid control structure is crucial for balancing between efficiency an...

Journal: :Preventive medicine 2009
Diana C Parra Felipe Lobelo Luis Fernando Gómez Candace Rutt Thomas Schmid Ross C Brownson Michael Pratt

OBJECTIVE To determine the associations between household motor vehicle ownership and weight status among Colombian adults. METHODS Secondary analysis of data from the 2005 Demographic and HealthSurvey of Colombia. Height, weight and waist circumference were objectively measured in 49,079 adults, ages 18 to 64 that resided in urban settings. Abdominal obesity was defined as a waist circumfere...

2016
Driely Costa Andrew Grundstein

Our study investigates the incidence of children left unattended in parked motor vehicles in Brazil. These events have been widely explored in the United States but less so abroad, and never in Brazil. Over the period from 2006 to 2015, we collected data from news reports on 31 cases, including 21 fatalities. The circumstances mostly involved a caregiver, especially a parent, forgetting the chi...

1997

Motor vehicles play a central role in the modern American lifestyle. The vast majority of workers travel to work by private vehicle. Motor vehicles are one of the most widely owned assets, with more than 85 percent of U.S. households owning one or more vehicles in 1992. Costs related to vehicles—vehicle purchases, operating expenses and repairs, and insurance—account for a sizable part of the t...

Journal: :The Canadian journal of plastic surgery = Journal canadien de chirurgie plastique 2005
Sharon Kim A Robertson Harrop

BACKGROUND Anecdotal experience has suggested that there is a higher frequency of maxillofacial injuries among motor vehicle collisions involving moose. OBJECTIVES A retrospective cohort study design was used to investigate the incidence of various injuries resulting from moose-motor vehicle collisions versus other high-speed motor vehicle collisions. METHODS A chart review was conducted am...

2015
Payman Salamati Ali Moradi Hamid Soori Mousa Amiri Majid Soltani

BACKGROUND Evaluation of intra-city roads in terms of environmental factors of motor vehicle injuries can help us to better identify these factors and the share of each of the factors in injuries. Therefore, this study was conducted to determine the high injury areas and the risk factors of motor vehicle crashes resulting in injury and death in Tehran, the capital city of Iran, from November 20...

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