| Affiliation: | 1. Berith Wennstr?m MSc RNA PhD Student Department of Anaesthesia, Skaraborg Hospital, K?rnsjukhuset, Sk?vde, Sweden, and Institute of Health and Care Sciences, The Sahlgrenska Academy at University of Gothenburg, Sweden;2. Salmir Nasic MSc Statistician Centre for Research and Development Skaraborg Hospital, K?rnsjukhuset, Sk?vde, Sweden;3. Hans Hedelin MD PhD Professor Skaraborg Hospital, K?rnsjukhuset, Sk?vde, Sweden, and Centre for Research and Development Skaraborg Hospital, K?rnsjukhuset, Sk?vde, Sweden;4. Ingrid Bergh PhD RN Associated Professor Institute of Health and Care Sciences, The Sahlgrenska Academy at University of Gothenburg, Sweden, and School of Life Sciences, University of Sk?vde, Sweden |
