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Mean values of the contact area (cm2) in six plantar areas (MR = medial rearfoot, CR = central rearfoot, LR = lateral rearfoot, M = midfoot, MF = medial forefoot and LF = lateral forefoot) during initial contact, midstance and propulsion. (CG = control group, PFPS = patellofemoral pain syndrome, * p<0.05, # p < 0.1).
