[1] Univ Turku, Dept Nursing Sci, Turku 20014, Finland
[2] Turku Univ Hosp, NURSING, Turku, Finland
[3] City Turku, Welf Div, Turku, Finland
[4] Cyprus Univ Technol, Dept Nursing Studies, Limassol, Cyprus
[5] Univ Turku, Turku, Finland
[6] Kristianstad Univ, Kristianstad, Sweden
[7] Univ West, Trollhattan, Sweden
[8] Univ Turku, Dept Math & Stat, Turku, Finland
[9] Natl & Kapodistrian Univ Athens, Fac Nursing, Athens, Greece
[10] Lund Univ, Dept Hlth Sci, Lund, Sweden
[11] Lund Univ, Skane Univ Hosp, Lund, Sweden
[12] Veteran Adm Boston Healthcare Syst, CHOIR, Boston, MA USA