Colorectal diseases
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (1) Age = 18 years old and = 75 years old; (2) Performing colonoscopy in our hospital; (3) After taking laxatives, defecate in the toilet or where stool characteristics can be observed; (4) Proficient in using smartphones; (5) Volunteer to participate in research.
Exclusion criteria
Exclusion criteria: (1) Patients rated III or IV by the American Society of Anesthesiologists (ASA); (2) Patients with intestinal obstruction; (3) Patients with active gastrointestinal bleeding; (4) The light in the picture is dim; (5) Repeat the image.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Intestinal preparation score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Smoothness of colonoscopy operation; | — |
Countries
China
Contacts
The Sixth Affiliated Hospital of Sun Yat-Sen University