Knee and ankle osteoarthritis in former elite soccer players: A systematic review of the recent literature

To investigate the prevalence of knee and/or ankle osteoarthritis in former elite soccer player.Systematic review.Medline, Embase and SPORTDiscus (2000 to January 2012) were used. To be included, studies were required to be a primary study, written in English, Dutch, French or German, former elite soccer players had to be the study population, and presenting knee or ankle OA had to be the outcome measure.The search strategy resulted in four...