Among running backs , 60 % of athletes with a history of meniscal injury played at least 1 game in the NFL , .
56 % of athletes without a history of previous meniscal injury played at least 1 game in the NFL .
Among running backs , 60 % of athletes with a history of meniscal injury played at least 1 game in the NFL , whereas 56 % of athletes without a history of previous meniscal injury played at least 1 game in the NFL .