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Specificity indices of the thigh muscles for the 2 groups: (A) noncopers and (B) potential copers. Values are mean ± SD. All P values for potential copers were greater than .22. With the exception of the RF (P = .057) and LH (P = .064), all other P values for noncopers were greater than .24. Abbreviations: LH, lateral hamstrings; MH, medial hamstrings; RF, rectus femoris; VL, vastus lateralis; VM, vastus medialis.
