Predicting successful supraclavicular brachial plexus block using pulse oximeter perfusion index A. Abdelnasser, B. Abdelhamid, A. Elsonbaty, A. Hasanin, A. Rady British Journal of Anaesthesia Volume 119, Issue 2, Pages 276-280 (August 2017) DOI: 10.1093/bja/aex166 Copyright © 2017 The Author(s) Terms and Conditions
Fig 1 Perfusion index values at different time intervals in patients with successful and failed blocks. A reference line at PI 3.3 is provided. Horizontal lines are medians, boxes are quartiles, and whiskers are ranges. PI, perfusion index. British Journal of Anaesthesia 2017 119, 276-280DOI: (10.1093/bja/aex166) Copyright © 2017 The Author(s) Terms and Conditions