نتایج جستجو برای: motor vehicles

تعداد نتایج: 214245  

Journal: :archives of trauma research 0
mahdi mohammadzadeh trauma research center, kashan university of medical sciences, kashan, ir iran; trauma research center, kashan university of medical sciences, kashan, ir iran. tel: +98-9132632168سازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) mohammad paravar trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) azadeh sadat mirzadeh trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) javad mohammadzadeh trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) soroush mahdian dentistry school, arak university of medical sciences, arak, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی اراک (arak university of medical sciences)

conclusions during car crashes, especially car rollover, unbelted occupants are more likely to sustain multiple severe injuries and death. law enforcement of the seat belt usage for all occupants (front and rear seat) is obligatory to reduce severe injuries sustained as a result of car accidents, especially in vehicles with low safety. results a total of 560 patients used seat belts (68.1%). th...

Journal: :Accident; analysis and prevention 1990
D F Preusser A F Williams A K Lund P L Zador

Several U.S. cities have curfew ordinances that limit the late night activities of minor teenagers in public places including highways. Detroit, Cleveland, and Columbus, which have curfew ordinances, were compared to Cincinnati, which does not have such an ordinance. The curfew ordinances were associated with a 23% reduction in motor vehicle related injury for 13- to 17-year-olds as passengers,...

Journal: :Accident; analysis and prevention 2008
Dominique Lord Peter Young-Jin Park

Traditionally, transportation safety analysts have used the empirical Bayes (EB) method to improve the estimate of the long-term mean of individual sites; to correct for the regression-to-the-mean (RTM) bias in before-after studies; and to identify hotspots or high risk locations. The EB method combines two different sources of information: (1) the expected number of crashes estimated via crash...

Journal: :Accident; analysis and prevention 1993
D F Preusser P L Zador A F Williams

Of 149 large cities surveyed, 72 were found to have nighttime curfew ordinances applying to teenagers of various ages. The typical city curfew identified starts at midnight, ends at 5 A.M., and affects all activity of teenagers ages 13-17 in a public place and unaccompanied by a parent. In comparisons of 47 cities with curfews covering 13- to 17-year-olds and 77 cities without curfews, curfews ...

Journal: :Accident; analysis and prevention 2004
Douglas Coate Sara Markowitz

This paper analyzes the effects of daylight and daylight saving time (DST) on pedestrian and motor vehicle occupant fatalities in the United States. Multivariate analyses of county level data from the Fatality Analysis Reporting System for 2-week periods in 1998 and 1999 are used. Results show that full year daylight saving time would reduce pedestrian fatalities by 171 per year, or by 13% of a...

Journal: :Injury prevention : journal of the International Society for Child and Adolescent Injury Prevention 2003
K D Liller J Nearns M Cabrera B Joly V Noland R McDermott

The purpose of this research was to explore the changes in children's bicycle helmet use and motor vehicle bicycle related injuries in Hillsborough County, Florida before and after passage of the Florida's bicycle helmet law for children under the age of 16. The results show a significant increase in bicycle helmet use among children, ages 5-13, in the post-law years compared with the pre-law y...

اسدی, هادی , ذوالقدر, زهرا , ظریف یگانه, مروارید , عارفیان, ایمان , منظم اسماعیل پور, محمدرضا ,

Introduction: Vehicle engine id one of the main sources of noise which its level is influenced by various parameters. The aim of this study was to investigate the impact of motor oils quality before and after oil change on the variability of vehicle engine induced noise level. In this study it is tried to follow-up the efficacy of motor oil quality on engines sound level. .Material and Method...

Journal: :trauma monthly 0
saeid safiri department of public health, school of nursing and midwifery, maragheh university of medical sciences, maragheh, ir iran; department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, ir iran ali akbar haghdoost research center for modeling in health, institute for futures studies in health, kerman university of medical sciences, kerman, ir iran fatemeh hashemi bahonar hospital, kerman university of medical sciences, kerman, ir iran shahrokh amiri department of psychiatry, clinical psychiatry research center, tabriz university of medical sciences, tabriz, ir iran owais raza department of epidemiology and biostatistics, school of public health, tehran university of medical sciences, tehran, ir iran homayoun sadeghi-bazargani road traffic injury research center, tabriz university of medical sciences, tabriz, ir iran; who collaborating center on community safety promotion, karolinska institute, stockholm, sweden; road traffic injury research center, tabriz university of medical sciences, tabriz, ir iran. tel/fax: +98-4113373741

conclusions the result of this study did not find an independent association between adhd and helmet use. results univariable analysis showed the mean of the age variable was significantly higher in the helmeted group, 26.94 ± 7.72 vs. 23.08 ± 7.7.32, (p < 0.001). the majority of the non-helmeted group was single (p < 0.001). subjects with secondary educational level were more often in the helm...

Journal: :medical journal of islamic republic of iran 0
payman salamati sina trauma and surgery research center, tehran university of medical sciencesسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) ali moradi asadabad health and treatment network, hamadan university of medical sciences, hamadan, & department of epidemiology, faculty of public health, shahidbeheshti university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) hamid soori safety promotion and injury prevention research center, shahidbeheshti university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) mousa amiri police rahvar naja, tehran, iran.سازمان های دیگر: ناجا majid soltani sina trauma and surgery research center, tehran university of medical sciences, tehran, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

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 2...

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