METHODS	Fifty-three patients scheduled for elective or semi-urgent Caesarean section were randomized to receive for postoperative analgesia either epidural PCA with a mixture containing bupivacaine 0.06 % and sufentanil 1 microg x ml ( -1 ) or intrathecal morphine 0.15 mg together with the spinal anaesthetic and to be supplemented with paracetamol and tramadol .\