TXA group Control group n 90 60 Age (years) 71.20 71.78 range 50-83 54-85 Sex     Male 19 23 Antiagregants     yes 22 16 Anticoagulants     yes 5 7 Anesthetic technique     general anesthesia 21 13 epidural 48 40 spinal 21 7

Table 1: Baseline patient characteristics.