 Group LIA: A total of 151.5 ml of a combination of 0.2 ropivacaine 150 ml, 30 mg ketorolac 1 ml and 0.5 mg 0.5 ml adrenaline was administered systematically peri-articularly during THA and 30 ml of normal saline for ultrasound-guided 3-in-1 block Group Femoral block: Received 30 ml of ropivacaine 0,75 for ultrasound-guided 3-in-1 block and a total of 151.5 ml of normal saline peri-articularly. 