Fig. 2From: 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 studyObese Group. Flow chart of anaesthetic management of 63 women presenting for emergency caesarean section with a neuraxial catheter in-situ, body mass index ≥ 40 kg/m2. CS = Caesarean section; Pre-op = preoperative; GA = general anaesthesiaBack to article page