?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Objective+measurement+of+simulator+sickness+and+the+role+of+visual-vestibular+conflict+situations%3A+a+study+with+vestibular-loss+(a-reflexive)+subjects&rft.creator=Bertin%2C+Dr+R.J.V.&rft.creator=Guillot%2C+Dr+A.&rft.creator=Collet%2C+Dr+C.&rft.creator=Vienne%2C+F.&rft.creator=Espi%C3%A9%2C+Dr+S.&rft.creator=Graf%2C+Dr+W.&rft.subject=Neuropsychology&rft.subject=Neurophysiology&rft.subject=Behavioral+Neuroscience&rft.description=Simulators%2C+in+particular+driving+simulators%2C+are+gaining+importance+not+only+for+research+and+development+purposes%2C+but+also+for+education%2C+training+and+even+recreation.+Progress+in+computer+graphics+and+performance+allow+for+highly+realistic+simulator+visuals.+High-end+models+are+becoming+somewhat+better+at+generating+acceptable+inertial+self-motion+information%2C+sometimes+even+providing+real+(but+limited)+linear++translation+in+addition+to+angular+movements.+Simpler+versions+do+not+generate+inertial+information+at+all+(fixed-base+simulators).+Here%2C+we+present+a+study+on+a+problem+that+often+occurs+with+driving+simulators%2C+i.e.%2C+simulator+sickness.+This+phenomenon+closely+resembles+the+classically+experienced+motion+sickness+and+can+make+a+user+abort+a+simulator+run+within+minutes.+We+investigated+the+hypothesis+that+simulator+sickness+is+caused+by+a+visual-vestibular+conflict%2C+comparing+susceptibility+in+normals+and+in+vestibular-loss+patients.+We+studied+the+psychophysical+reactions+of+subjects%2C+and+quantitatively+recorded+their+neurovegetative+activity%2C+to+improve+understanding+of+the+underlying+causes+of+simulator+sickness%2C+and+to+develop+an+objective+measure+for+monitoring+purposes.+We+used+a+fixed-base+simulator%2C+with+an+urban+circuit+with+many+sharp+turns+and+traffic+lights.+No+vestibular+input+was+received+during+driving+simulation%2C+thus+creating+numerous+visual-vestibular+conflict+situations.+Subjects+were+asked+to+indicate+continuously+their+discomfort+on+a+visual-analog+scale.+We+studied+33+normals+(19+became+sick)+and+6+bilateral+vestibular-loss+subjects+(one+became+truly+sick%2C+2+others+somewhat).+Sickness+correlated+strongly+with+an+increase+in+anxiety+(Spielberger+STAI).+The+subjective+discomfort+readings+correlated+well+with+simultaneous+neurovegetative+data+and+with+a+symptom+scoring+test+administered+immediately+afterwards.+There+was+no+clear+indication+of+an+age+or+gender+dependence+in+the+normals.+The+fact+that+a+complete+vestibular-loss+patient+became+sick+indicates+that+more+parameters+may+be+responsible+for+simulator+sickness+than+just+a+visuo-vestibular+conflict+situation+(anxiety%2C+nauseating+odours%2C+etc.).+-+Supported+by+the+European+Union+(QLK6-CT-2002-00151%3A+EUROKINESIS).++&rft.publisher=Society+for+Neurosciences&rft.date=2004&rft.type=Conference+Poster&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F3928%2F1%2Fsfn2004.pdf&rft.identifier=++Bertin%2C+Dr+R.J.V.+and+Guillot%2C+Dr+A.+and+Collet%2C+Dr+C.+and+Vienne%2C+F.+and+Espi%C3%A9%2C+Dr+S.+and+Graf%2C+Dr+W.++(2004)+Objective+measurement+of+simulator+sickness+and+the+role+of+visual-vestibular+conflict+situations%3A+a+study+with+vestibular-loss+(a-reflexive)+subjects.++%5BConference+Poster%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F3928%2F