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Peer-Reviewed Publication
JMIR Mhealth Uhealth2020;8(11):e19696.November 2, 2020Journal Article

Smart Data Collection for the Assessment of Treatment Effects in Irritable Bowel Syndrome: Observational Study.

Zsa Zsa R M Weerts1, Koert G E Heinen2, Ad A M Masclee1, Amber B A Quanjel1, Bjorn Winkens3,4, Lisa Vork1, Paula E L M Rinkens2, Daisy M A E Jonkers1, Daniel Keszthelyi1
1Division Gastroenterology-Hepatology, Department of Internal Medicine, NUTRIM School for Nutrition and Translational Research in Metabolism, Maastricht University Medical Center+, Maastricht, Netherlands.
2MEMIC Center for Data and Information Management, Maastricht University, Maastricht, Netherlands.
3Department of Methodology and Statistics, Maastricht University Medical Center+, Maastricht, Netherlands.
4Care and Public Health Research Institute, Maastricht University Medical Center+, Maastricht, Netherlands.

Abstract

BACKGROUND: End-of-day symptom diaries are recommended by drug regulatory authorities to assess treatment response in patients with irritable bowel syndrome. We developed a smartphone app to measure treatment response. OBJECTIVE: Because the employment of an app to measure treatment response in irritable bowel syndrome is relatively new, we aimed to explore patients' adherence to diary use and ch…

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