1. Individuals scheduled for undergoing colonoscopy at the Endoscopy Center of Wuxi people's Hospital in China 
2. Greater than the age of 18 
3. Individuals living with other family members 
4. Outpatients 

NCT03225469_inc_T1
Visit
Endoscopy Center of Wuxi people's Hospital in China
NCT03225469_inc_T2
Procedure
colonoscopy
NCT03225469_inc_T6
Value
Greater than 18
NCT03225469_inc_T7
Person
age
NCT03225469_inc_T11
Visit
Outpatients