نتایج جستجو برای: bicycle

تعداد نتایج: 5458  

2014
Ting Ma Chao Liu

Bicycle sharing programs have emerged as a global trend as an affordable, convenient, and sustainable travel option with various benefits. One of the benefits of such programs is touted to be their positive impacts on transit ridership by extending transit catchment area and providing much needed last-mile connection. Thus, locating bicycle sharing programs in transit station areas is believed ...

2018
A. M. Luu K. Meurer T. Herzog W. Uhl C. Braumann

BACKGROUND Pancreatic injuries are rare in cases of blunt abdominal trauma and therefore easily misdiagnosed at time of hospital admission. They are associated with a significantly elevated morbidity and lethality. Bicycle handlebar injuries are the most common cause of pancreatic trauma in children and adolescents. CASE PRESENTATION We report two cases of a 23-year-old Caucasian woman and a ...

2017
Jun Chul Park In Bok Chang Jun Hyong Ahn Ji Hee Kim Jae Keun Oh Joon Ho Song

Objective Head injury is the main cause of death and severe disability in bicycle-related injuries. The purpose of this study was to compare the demographic characteristics and injury mechanisms of bicycle-related head injuries according to the severity and outcome and determine the main risk factors and common types of accompanying injuries. Methods A total of 205 patients who were admitted ...

2010
Stephen Smaldone Chetan Tonde Vancheswaran K. Ananthanarayanan Ahmed Elgammal Liviu Iftode

The manner in which people use bicycles has changed very little since their invention in 1817. In that time, though, roadways have become congested with a dramatically less environmentally friendly mode of transportation: automobiles. These vehicles and the motorists who drive them represent, at times, a serious threat to the safety of both road cycling enthusiasts and bicycle commuters alike. ...

Journal: :Accident; analysis and prevention 2016
Shamsunnahar Yasmin Naveen Eluru

The study contributes to literature on bicycle safety by building on the traditional count regression models to investigate factors affecting bicycle crashes at the Traffic Analysis Zone (TAZ) level. TAZ is a traffic related geographic entity which is most frequently used as spatial unit for macroscopic crash risk analysis. In conventional count models, the impact of exogenous factors is restri...

2014
Chae-Woo Lee Gyeong-Hee Cho

[Purpose] A stationary bicycle exercise and a treadmill exercise were conducted in order to determine the effect of these exercises on the balance and walking ability of elderly women. [Subjects and Methods] Twenty-four elderly women aged 65 or older were equally assigned to a stationary bicycle exercise group and a treadmill exercise group, and they performed exercise three times per week for ...

Journal: :Accident; analysis and prevention 2013
Jillian Strauss Luis F Miranda-Moreno Patrick Morency

This study proposes a two-equation Bayesian modelling approach to simultaneously study cyclist injury occurrence and bicycle activity at signalized intersections as joint outcomes. This approach deals with the potential presence of endogeneity and unobserved heterogeneities and is used to identify factors associated with both cyclist injuries and volumes. Its application to identify high-risk c...

Journal: :Journal of sports science & medicine 2013
Pinar Arpinar-Avsar Gülin Birlik Onder C Sezgin Abdullah R Soylu

On the bicycle, the human upper extremity has two essential functions in steering the bicycle and in supporting the body. Through the handlebar, surface- induced loads are transmitted to the hand and arm of the bicycle rider under vibration exposure conditions. Thus, the purpose of the study was to investigate the effect of vibration exposure on forearm muscle activity for different road surfac...

2008
Franz Wegner

Explicit solutions of the two-dimensional floating body problem (bodies that can float in all positions) for relative density ρ 6= 1 2 and of the tire track problem (tire tracks of a bicycle, which do not allow to determine, which way the bicycle went) are given, which differ from circles. Starting point is the differential equation given by the author in [8, 9].

Journal: :Epilepsy & Behavior 2015
Jiyoung Kim Dae Soo Jung Kyoung Jin Hwang Ji-Hye Seo Geon-Youb Na Seung Bong Hong Eun Yeon Joo Dae-Won Seo

BACKGROUND AND PURPOSE Long-term videoelectroencephalogram (video-EEG) monitoring is performed to diagnose an epileptic seizure and to investigate the differential diagnosis of paroxysmal events. To provoke an epileptic seizure, an exercise method is performed in some cases during long-term video-EEG recording in the epilepsy monitoring unit (EMU). The purpose of this study was two-fold: to ass...

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