A randomized prospective study comparing two flexible epidural catheters for labour analgesia† J.E. Spiegel, A. Vasudevan, Y. Li, P.E. Hess British Journal of Anaesthesia Volume 103, Issue 3, Pages 400-405 (September 2009) DOI: 10.1093/bja/aep174 Copyright © 2009 British Journal of Anaesthesia Terms and Conditions
Fig 1 Flow-diagram. The single-holed, open-ended catheter group is on the right, and the three-holed group on the left. Immediate complete analgesia (at 30 min) and overall analgesia success for labour (through second stage) are primary endpoints. British Journal of Anaesthesia 2009 103, 400-405DOI: (10.1093/bja/aep174) Copyright © 2009 British Journal of Anaesthesia Terms and Conditions