Length of semitendinosus and gracilis tendons and the relationship of graft length and leg length.

Background: Hamstring tendon has been more popularly used in anterior cruciate ligament reconstruction. Quadruple semitendinosus graft had some benefits and decreased the donor site morbidity.

Objective: This study presented the length of semitendinosus and gracilis in Thai people and used the leg length to estimate the tendon graft length.