1. Impact of the World Health Organization's Surgical Safety Checklist on safety culture in the operating theatre: a controlled intervention study 
A.S. Haugen, E. Søfteland, G.E. Eide, N. Sevdalis, C.A. Vincent, M.W. Nortvedt, S. Harthug 
British Journal of Anaesthesia 
Volume 110, Issue 5, Pages (May 2013)
DOI: /bja/aet005
Copyright © 2013 The Author(s) Terms and Conditions

2. Fig 1
Study procedure for the SSC intervention and the pre-intervention and post-intervention surveys at Haukeland University Hospital, Bergen, Norway, in 2009–2010. N, subjects included; n, subjects responded.
British Journal of Anaesthesia  , DOI: ( /bja/aet005)
Copyright © 2013 The Author(s) Terms and Conditions

3. Fig 2
WHO SSC impact on safety culture perceptions of ‘frequency of events reported' (near misses in theatres) and ‘adequate staffing' (to be able to handle any difficult situation in theatre), before and after the SSC intervention at Haukeland University Hospital, Bergen, Norway in 2009–2010. CI, confidence interval.
British Journal of Anaesthesia  , DOI: ( /bja/aet005)
Copyright © 2013 The Author(s) Terms and Conditions