Temporal distribution of motorcyclist injuries and risk of fatalities in relation to age, helmet use, and riding while intoxicated in Khon Kaen, Thailand.Shinji Nakahara, Witaya Chadbunchachai, Masao Ichikawa, Nakorn Tipsuntornsak, Susumu WakaiAccident; analysis and prevention2005This study investigated the temporal distribution of risky behaviors among injured motorcyclists, that is, riding unhelmeted or while intoxicated, and showed how they are associated with risk of… (More)