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Table 3-1

Energy Transmitted by Injury Mechanism

InjuryEnergy (ft-lb)
Fall from curb100
Skiing injury300–500
High-velocity gunshot wound (single missile)2,000
20-mph bumper injury (assumes bumper strikes fixed target)100,000

From RajasekaranS, DevendraA, RameshP, et al. Initial management of open fractures. In: TornettaP III, RicciWM, OstrumRF, et al., eds. Rockwood and Green’s Fractures in Adults. Vol 1. 9th ed. Philadelphia: Wolters Kluwer; 2020:484–530.