About this trial
The aim of this study is to identify HRV changes predictive of IBD flares using patient-own wearable devices in a large cohort supplemented by additional data layers including sleep parameters, step count and clinical data extracted from electronic patient files.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
18 years or older
Crohn's Disease or ulcerative colitis
Having a smartwatch and/or a smartphone
Apple watch, Samsung Watch, Fitbit, Garmin, Polar (devices will not be made available)
Disqualifiers
No specific exclusion criteria will be used. Subgroup analysis will be performed for patients with e.g. heart problems or arrhythmia, medication impacting HR (such as beta blockers), pregnancy, thyroid problems, shift work...
Trial population
Patients from MyIBDCoach, IBDream cohort and IBDthuis (Luscii cohort) with ulcerative colitis or Crohn's Disease.
Trial design
Cohort
Prospective
Treatments tested in this trial
Wearing their own wearable device.
DeviceWearing their own wearable device.
Treatment groups
Trial outcomes
Primary outcomes
Prediction of mucosal inflammation (calprotectin≥250 µg/g and/or CRP≥5mg/l with UCEIS≥1 or Mayo≥1 (UC) and SES CD≥3 (CD) on endoscopic/radiological evaluation) using HRV-changes relative to individual baseline.
Secondary outcomes
Prediction of mucosal inflammation (assessed by laboratory tests and/or imaging in IBD) using changes in physical activity and sleep metrics relative to individual baseline.
Identification of a discrepancy between inflammatory flares and symptomatic flares (MIAH-CD>3.6 and MIAH-UC>3.5) regarding HRV.
To study the inter-device variability in mean HRV metrics (including MESOR, acrophase, amplitude, SDNN, RMSSD), PA and sleep parameters, compared to resting state.
Investigation of additional digital phenotypes that can be derived from the available (wearable/clinical) data and how these phenotypes differ across relevant subgroups within the study population.
Sponsors and contacts
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Maastricht University Medical Center
Lead sponsor
Maastricht University
Collaborator
TNO
Collaborator
Franciscus Gasthuis & Vlietland (Hospital)
Collaborator
Jeroen Bosch Ziekenhuis, s'-Hertogenbosch
Collaborator