Clinical evaluation after matrix-associated autologous chondrocyte transplantation : a comparison of four different graft types.

Aims: The aim of this retrospective study was to determine if there are differences in short-term clinical outcomes among four different types of matrix-associated autologous chondrocyte transplantation (MACT).

Methods: A total of 88 patients (mean age 34 years (SD 10.03), mean BMI 25 kg/m (SD 3.