An evaluation of road crash injury severity measures

摘要: Abstract Reliable and consistent measures of injury severity are necessary for the study environmental, crash personal factors involved in road traffic crashes. This was designed to evaluate derived from computerized hospital discharge records, using 3609 casualties admitted Western Australia 1988. External cause codes were used identify injuries The ICDMAP software convert diagnosis into Abbreviated Injury Scale (AIS) scores each body region. maximum AIS values 1. (1) all 12 codes; 2. (2) first six 3. (3) principal code alone. Other evaluated number regions with at least one injury; Severity score three or more; total days spent hospital. Discriminant analysis suggested that could be separated minor major a Score nine. strongly correlated other length stay dichotomized gave similar results when regression analyses experience different types users. It concluded incorporating elements both preferable but would suitable proxy if no information available.