Spinal anaesthesia: a comparison of plain ropivacaine 5 mg ml−1 with bupivacaine 5 mg ml−1 for major orthopaedic surgery T.M. Cook, D.A. McNamee, K.R. Milligan, L Westman, U Gustaffson British Journal of Anaesthesia Volume 91, Issue 1, Pages 155-157 (July 2003) DOI: 10.1093/bja/aeg584 Copyright © 2003 British Journal of Anaesthesia Terms and Conditions
Fig 1 Systolic blood pressure (mm Hg) in (a) the ropivacaine 5 mg ml−1 group and (b) bupivacaine 5 mg ml−1 group. Boxplots (Q1, median, Q3) with whiskers indicating 10th and 90th percentile, median values connected. BL, baseline. British Journal of Anaesthesia 2003 91, 155-157DOI: (10.1093/bja/aeg584) Copyright © 2003 British Journal of Anaesthesia Terms and Conditions