Philippa Gander|Nathaniel S. Marshall|Ricci Harris|Papaarangi Reid
Sleep, sleepiness and motor vehicle accidents: a national survey
Massey University|Massey University|University of Otago|University of Otago
objective assess role sleeprelated factors ethnicity socioeconomic deprivation selfreported motor vehicle accidents driving controlling gender age driving exposure methods mail survey random electoral roll sample 10000 people aged 3060 years stratified age decades ethnicity 71 response rate analytical sample included 5534 current drivers 216 maori men 212 maori women 30 nonmaori men 272 nonmaori women results multiple logistic regression analyses revealed following independent risk factors accident involvement driving last three years younger higher average weekly driving hours neverrarely getting enough sleep 126 95 cl 106149 reporting chance dozing car stopped traffic epworth sleepiness scale question 8 or152 95 cl 115202 among women nonmaori total epworth score significantly related reported accident involvement conclusions chronic sleep restriction likelihood dozing wheel motor vehicle significant independent predictors selfreported involvement types motor vehicle accidents identified fatiguerelated epworth sleepiness scale alone reliable clinical tool identifying individuals higher risk crashes implications factors relating chronic sleepiness important established demographic risk factors selfreported motor vehicle accident involvement among 3060 yearold drivers findings reinforce need multifaceted campaigns reduce sleepy driving