[1] Nord Univ, Fac Nursing & Hlth Sci, Levanger Campus, Levanger, Norway
[2] Norwegian Univ Sci & Technol, Fac Med & Hlth Sci, Dept Publ Hlth & Nursing, Trondheim, Norway
[3] Norwegian Univ Sci & Technol NTNU, Fac Med & Hlth Sci, HUNT Res Ctr, Dept Publ Hlth & Nursing, Levanger, Norway
[4] Levanger Hosp, Nord Trondelag Hosp Trust, Levanger, Norway
[5] Norwegian Univ Sci & Technol, Fac Med & Hlth Sci, Dept Mental Hlth, Trondheim, Norway