Fig. 4From: Tibiofemoral joint contact area and stress after single-bundle anterior cruciate ligament reconstruction with transtibial versus anteromedial portal drilling techniquesTibiofemoral mean contact stress (medial mean contact stress (a), lateral mean contact stress (b)) for each of the three test states (intact, TT technique and AM portal technique). A single asterisk (*) denotes the difference between the intact state and other statesBack to article page