Purpose: To determine if teaching EMT-P students to prioritize on-scene procedures (OSPs) will affect scene time and the appropriateness of OSPs. Methods: Paramedic student performances during scenario-based testing were recorded on videotape. In 1992, a new trauma curriculum was introduced that stressed the prioritization of OSPs. Procedures included: spinal immobilization, MAST, intubation, cricothyrotomy, IVs, and chest decompression. Random sampling of 20 student performances from the 1993

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... lass were compared to a sample of 20 from the 1991 class. Scene times and number of OSPs were measured from the video tape. Two independent, EMS physician reviewers evaluated the appropriateness of scene times on a linear analog scale. They also recorded the number of inappropriate OSPs. The data are presented as mean ±sd and analyzed using the West and ANOVA.