[1] Cent South Univ, Xiangya Sch Nursing, 172 Tongzipo Rd, Changsha 410013, Hunan, Peoples R China
[2] Univ Ottawa, Fac Hlth Sci, Sch Nursing, Ottawa, ON, Canada
[3] Univ Ottawa, Ctr Res Hlth & Nursing, Ottawa, ON, Canada
[4] Univ Ottawa, Fac Med, Sch Epidemiol & Publ Hlth, Ottawa, ON, Canada
[5] Univ Ottawa, Ottawa Hosp, Res Inst, Ottawa, ON, Canada
[6] Virginia Commonwealth Univ, Dept Nurse Anesthesia, Richmond, VA USA
[7] Waypoint Ctr Mental Hlth Care, Waypoint Res Inst, Penetanguishene, ON, Canada