1. Department of Nursing Science, University of Turku, 20520 Turku, Finland
2. ICU, TG3B, Turku University Hospital, Hospital District of Southwest Finland, Kiinamyllynkatu 4-8, 20520 Turku, Finland
3. School Nursing & Midwifery, University of Dundee, 11 Airlie Place, Dundee DD1 4HJ, UK
4. School of Health, Nursing & Midwifery, University of West of Scotland, Ayr, Ayrshire KA8 0SX, UK
5. Intensive Care Unit, Operative Profit Centre, Oulu University Hospital, P.O. Box 21, 90029 Oulu, Finland
6. Hospital District of Southwest Finland, Administrative Centre, Bureau of Nursing Care, P.O. Box 52, 20521 Turku, Finland
7. School of Nursing and Midwifery, Centre for Health Practice Innovation, Menzies Health Institute Queensland, Griffith University, Gold Coast Campus, Gold Coast, QLD 4222, Australia