Sökning: "moped"

Visar resultat 1 - 5 av 7 avhandlingar innehållade ordet moped.

  1. 1. Volatile hydrocarbons in vapour and exhaust from alkylate-based and conventional petrol

    Författare :Ulf Östermark; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; gas chromatography; petrol vapours; combustion; moped; lawn mower; petrol exhaust; alkalyte; hydrocarbons; 3-butadiene; adsorption sampling; benzene; ethene; 1;

    Sammanfattning : .... LÄS MER

  3. 2. Searching for causal effects of road traffic safety interventions : applications of the interrupted time series design

    Författare :Carl Bonander; Ragnar Andersson; Finn Nilson; Claes Tingvall; Karlstads universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Causal inference; Repeated measures; Methodology; Econometrics; Injury Epidemiology; Vulnerable Road Users; Time series analysis; Risk- och Miljöstudier; Risk and Environmental Studies;

    Sammanfattning : Traffic-related injuries represent a global public health problem, and contribute largely to mortality and years lived with disability worldwide. Over the course of the last decades, improvements to road traffic safety and injury surveillance systems have resulted in a shift in focus from the prevention of motor vehicle accidents to the control of injury events involving vulnerable road users (VRUs), such as cyclists and moped riders. LÄS MER

  4. 3. Prevention of Head Injuries - focusing Specifically on Oblique Impacts

    Författare :Magnus Aare; KTH; []
    Nyckelord :head injury; helmets; oblique impacts; FEM;

    Sammanfattning : The massive number of injuries sustained in trafficaccidents is a growing problem worldwide, especially indeveloping countries. In 1998, more than one million peoplewere killed in traffic accidents worldwide, while about tentimes as many people were injured. LÄS MER

  5. 4. Children injured in traffic in a medical and psychosocial perspective : causes and consequences

    Författare :Eva M Olofsson; Göteborgs universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Posttraumatic stress; PTSD; PTSS; trauma care; road traffic accidents; children; follow-up; injury; disbility; physical consequences; psychological problems; sequel; bicycle accident; helmet; upper extremity injury; head injury; injury severity; psychosocial problems; risk factors;

    Sammanfattning : Aim: To examine the causes and consequences of road traffic injuries in children from a physical and psychosocial perspective, and to identify unfavourable circumstances and children who are at risk of injury and disability. Methods: Study I was a systematic review of the literature on posttraumatic stress disorder (PTSD) and PTSD symptoms (PTSS) in children injured in road traffic accidents. LÄS MER

  7. 5. Public Expenditures and Youth Crime

    Författare :Lars Lindvall; Sören Blomquist; Clas-Henric Siven; Uppsala universitet; []
    Nyckelord :Economics; youth crime; public expenditures; school quality; school expenditures; leisure expenditures; Nationalekonomi;

    Sammanfattning : This dissertation comprises three essays on public expenditures and youth crime.Essay 1 deals with the modelling of youths’ criminal behavior and analyzes the public decision to allocate resources to school and leisure activities. First, an individual time allocation model with a choice set containing school, leisure and crime is set up. LÄS MER