[1] Abo Akad Univ, Fac Educ & Welf Studies, Social Policy, Turku, Finland
[2] Umea Univ, Dept Community Med & Rehabil, Occupat Therapy, Umea, Sweden
[3] Umea Univ, Dept Nursing, Umea, Sweden
[4] Umea Univ, Dept Surg & Perioperat Sci, Orthopaed, Umea, Sweden
[5] Halmstad Univ, Div Hlth & Welf, Halmstad, Sweden
[6] Abo Akad Univ, Strandgatan 2, FI-65100 Vaasa, Finland