Trampoline injuries doubled between 1991 and 1996, increasing from 39,000 injuries per year to more then 83,000 injuries per year. Injury rates and trampoline sales peaked in 2004 and have been decreasing since; however, hospitalization rates are still between 3% and 14%.
¾ of injuries occur when multiple people are on the trampoline at once
Smaller participants were 14x more likely to be injured then their heavier playmates
Falls account for 27-39% of all injuries
Springs and frames account for 20% of injuries
Up to ½ of injuries occur despite adult supervision
Lower extremity injuries are more common than upper extremity
Head and neck injuries accounted for 10-17% of trampoline injuries
Proximal tibial fractures
Manubriosternal dislocations and sternal injuries
Vertebral artery dissection
Trampoline Saftey in Childhood and Adolescence. Pediatrics 2012; 130; 774-779.