Fig. 1From: What is the failure rate in extending labour analgesia in patients with a body mass index ≥ 40 kg/m2compared with patients with a body mass index < 30 kg/m2? a retrospective pilot studyControl Group. Flow chart of anaesthetic management in 63 women presenting for emergency caesarean section with an epidural catheter in situ, body mass index < 30 kg/m2. CS = caesarean section GA = general anaesthesiaBack to article page