Blog #22: Incidence of Patellar Dislocation by Chris Schattinger, MS, CSCS, CISSN

Up to this point we have discussed the numerous injuries that occur to the ligaments of the knee. There are other injuries that can occur to the knee outside of ligament injury.

An example of this is patellar dislocation aka dislocation of the knee cap.

Patellar dislocation occurs at a rate of 33 per 100,000 females, 25 per 100,000 males and is most common is those ages 10-17.

Risk of patellar dislocation is 33% higher in females and 61% of patellar dislocations occurred while participating in sports.

Sports were also the most common activity that caused re-injury to the patella.

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References:

Fithian, D. C., Paxton, E. W., Stone, M., Silva, P., Davis, D. K., Elias, D. A., & White, L. M. (2004). Epidemiology and natural history of acute patellar dislocation. The American journal of sports medicine,32(5), 1114–1121. doi:10.1177/036354650326078