1. Single-dose intravenous paracetamol or propacetamol for prevention or treatment of postoperative pain: a systematic review and meta-analysis 
E.D. McNicol, A. Tzortzopoulou, M.S. Cepeda, M.B.D. Francia, T. Farhat, R. Schumann 
British Journal of Anaesthesia 
Volume 106, Issue 6, Pages (June 2011)
DOI: /bja/aer107
Copyright © 2011 The Author(s) Terms and Conditions

2. Fig 1
Flow chart of retrieved, excluded, and analysed trials. I.V., intravenous; RCT, randomized controlled trial.
British Journal of Anaesthesia  , DOI: ( /bja/aer107)
Copyright © 2011 The Author(s) Terms and Conditions

3. Fig 2
Number of patients with at least 50% pain relief from 0 to 4 h: propacetamol or i.v. paracetamol vs placebo. CI, confidence interval.
British Journal of Anaesthesia  , DOI: ( /bja/aer107)
Copyright © 2011 The Author(s) Terms and Conditions

4. Fig 3
Number of patients reporting pain on infusion: propacetamol vs i.v. paracetamol. CI, confidence interval.
British Journal of Anaesthesia  , DOI: ( /bja/aer107)
Copyright © 2011 The Author(s) Terms and Conditions