Standardized system and App for continuous patient symptom logging in gastroduodenal disorders: Design, implementation, and validation.
Gabrielle SebaratnamNikita KarulkarStefan CalderJonathan S T WoodheadCelia KeaneDaniel A CarsonChris VarghesePeng DuStephen J WaiteTack JanChristopher N AndrewsElizabeth BroadbentArmen A GharibansGregory B SandsPublished in: Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society (2022)
The continuous patient symptom-logging App demonstrated robust convergent, concurrent, face, and content validity when used within a 4-h post-prandial test protocol. The App will enable standardized symptom reporting and is anticipated to provide utility in both research and clinical practice.