1. School of Nursing Sun Yat‐Sen University Guangzhou China
2. Guangdong Institute of Gastroenterology The Sixth Affiliated HospitalSun Yat‐sen University Guangzhou China
3. Department of Colorectal Surgery The Six Affiliated HospitalSun Yat‐Sen University Guangzhou China
4. Department of Gastrointestinal Surgery The Sixth Affiliated HospitalSun Yat‐Sen University Guangzhou China