gastrointestinal diseases
Conditions
Interventions
Gold Standard:Endoscopic imaging and biopsy of digestive tract
Index test:Artificial 
intelligence 
system 
based 
on 
Sponsors
Tongji Hospital, Tongji Medical College of HUST
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1.Aged >= 18 years. 2.normal eye position and good central fixation point for fundus photography. 3.more than 90% of the fundus image areas included the four main areas (optic disc, macular, and upper and lower retinal vascular arch), which were easy to read and discriminate.
Exclusion criteria
Exclusion criteria: 1.Inability to cooperate with fundus photography; 2.Images with eyelid occlusion, with light leakage (>10% of the area), lens flare or smudge, and overexposure were excluded from further analysis; 3.A serious and uncontrollable systemic disease.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| area under the receiver operating characteristic curve of the deep learning system; | — |
Secondary
| Measure | Time frame |
|---|---|
| sensitivity and specificity of the deep learning system; | — |
Countries
China
Contacts
Public ContactSun Xufang
Tongji Hospital, Tongji Medical College of HUST
Outcome results
None listed