Fig. 1

Side-to-side difference in maximum calf circumference (MCC). Patients with larger side-to-side differences in MCC had lower clinical outcome scores. There were negative correlations between the side-to-side difference in MCC and clinical outcome scores. AOFAS American Orthopaedic Foot & Ankle Society, ATRS Achilles tendon total rupture score, VAS FL visual analogue scale score for functional limitation. Level of significance: *p < 0.05