[1] Fudan Univ, Huadong Hosp, Dept Nursing, Shanghai 200040, Peoples R China
[2] Fudan Univ, Dept Nursing, Shanghai 200433, Peoples R China
[3] Yijiangmen Community Hlth Serv Ctr, Nanjing 210009, Peoples R China
[4] Fudan Univ, Huadong Hosp, Day Surg Unit, Shanghai 200040, Peoples R China
[5] Chinese Univ Hong Kong, Sch Med, Shenzhen 518172, Peoples R China
[6] Fudan Univ, Huadong Hosp, Day Surg Unit, 221 Yanan West R, Shanghai 200040, Peoples R China