Fig. 3
From: Single incision thenar muscle reconstruction using the free functional pronator quadratus flap
Preoperative Kapandji score showed a mean of 4.3 ± 0.94, which regenerated to Kapandji 8.7 ± 0.47 in the two year follow up. Bourrel’s angle between the tip of the thumb and the fourth digit decreased from 75.75 ± 3.45 degrees to 36.96 ± 3.68 degree. Mean grip strength of the injured hand increased from 14 ± 2.2 kg to 26.2 ± 1.2 kg. Contralateral (uninjured) hand showed a mean force of 31.5 ± 1.5 kg preoperatively and 34 ± 2 kg postoperatively in the two-year follow up