of motorcycle accidents executive summary main findings methodology partners cooperations faqs downloads & updates glossary links please register to access the full report once a registered member you will be informed of any updates to this website . already registered login password lost password register cooperations acem makes the maids database available to external research projects . contact us home maids motorcycle accidents in depth study maids is the most comprehensive in depth data currently available for powered two wheelers ptws accidents in europe . the investigation was conducted during 3 years on 921 accidents from 5 countries using the oecd common research methodology . acem the european association of motorcycle manufacturers lead the maids study supported by a group of 9 partners . maids was co funded by the european commission . within five european countries five areas were identified due to their representativity of the ptw accident patterns . each sampling area was handled by a team appointed by the maids management group . a total of 921 accidents cases were investigated each using a questionnaire with 2000 variables . the aggregate database that was so generated forms the basis for the maids report . the full study in pdf format can be downloaded after registering by clicking on the downloads button on the left menu . what s new april 2009 version 2.0 of the maids report is now available . it contains a new presentation of the data with a split between mopeds l1 vehicles and motorcycle l3 in both chapters chapter 3.0 general accident characteristics and chapter 10.0 rationale for action . multivariate analysis on fatal accidents describing the results of a multivariate analysis of the in depth motorcycle accident data collected during the maids project . data have been presented according to all powered two wheeler ptw as well as l1 and l3 vehicle categories where appropriate . presentation of the maids report with the latest updates go to the download center october 2008 trl published a comparative analysis of motorcycle accident data from ots and maids . you can download the full report here version 1.3 of the maids study has been released . you can download the updated maids report and track the changes by clicking here . this site has been fully redesigned to give a better overview of the maids study easing navigation . the maids database is available to external research projects . if you are a researcher or a road safety analyst and you would like to have access to the maids database please contact acem . executive summary main findings methodology partners faqs cooperations downloads glossary links copyright c 2004 2008 acem contacts design vertige