[1] Univ Zurich Hosp, Dept Nursing, CH-8091 Zurich, Switzerland
[2] Maastricht Univ, Fac Hlth Med & Life Sci, Dept Hlth Care & Nursing Sci, NL-6200 MD Maastricht, Netherlands
[3] Zurich Univ Appl Sci, Inst Data Anal & Proc Design IDP, CH-8401 Winterthur, Switzerland
[4] Charite Ctr 1, Ctr Humanities & Hlth Sci, Dept Nursing Sci, D-13353 Berlin, Germany
[5] Maastricht Univ, Dept Hlth Promot & Hlth Educ, Fac Hlth Med & Life Sci, NL-6200 MD Maastricht, Netherlands