Values (%) Patient characteristics   Age, yrs, mean ± SD Men Weight, kg, mean ± SD BMI, kg/m2, mean ± SD Smoking Diabetes mellitus Alcoholism Cardiac disease Vascular disease Depressive syndrome Neoadjuvant chemotherapy 60.6 ± 8.7 91 (71.1) 74.2 ± 15.8 25.6 ± 5.0 102 (79.7) 27 (21.1) 40 (31.3) 21 (16.4) 29 (22.7) 27 (21.1) 7 (5.5) Surgery characteristics   Side   Right Left Muscle sampling 67 (52) 61 (48) 59 (46)

Table 1: Characteristics of patients and surgical procedures.