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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT06854120
Registration number
NCT06854120
Ethics application status
Date submitted
25/02/2025
Date registered
25/03/2025
Date last updated
25/03/2025
Titles & IDs
Public title
Prokinetics and Body Surface Gastric Mapping in Dyspeptic Patients: Baseline and Treatment Effects
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Scientific title
Body Surface Gastric Mapping in Patients with Dyspeptic Symptoms: Recordings At Baseline and on Medical Therapy
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Secondary ID [1]
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AK-PRO-001
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Gastroparesis
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Functional Dyspepsia
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Condition category
Condition code
Oral and Gastrointestinal
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Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colon
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Neurological
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Other neurological disorders
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Intervention/exposure
Study type
Observational
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Patient registry
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Target follow-up duration
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Target follow-up type
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Description of intervention(s) / exposure
Treatment: Devices - Gastric Alimetry
Treatment - Patients undergoing Body Surface Gastric Mapping before and after administration of prescribed prokinetic/neuromodulator
Treatment: Devices: Gastric Alimetry
The Gastric Alimetryâ„¢ System is intended to record, store, view and process gastric myoelectrical activity as an aid in the diagnosis of various gastric disorders.
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Intervention code [1]
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Treatment: Devices
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Change in overall postprandial BSGM Gastric Alimetry Rhythm Index (minimum: 0; maximum: 1) on treatment compared to baseline (with a lower score meaning worse outcome).
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Assessment method [1]
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Timepoint [1]
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8 weeks
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Secondary outcome [1]
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Change in overall BSGM BMI-Adjusted Amplitude on treatment compared to baseline (normal range: 22-70 µV).
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Assessment method [1]
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Timepoint [1]
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8 weeks
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Secondary outcome [2]
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Change in overall BSGM Principal Gastric Frequency (minimum: 0; maximum: 5) on treatment compared to baseline (normal range: 2.65-3.35 cpm).
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Assessment method [2]
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Timepoint [2]
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8 weeks
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Secondary outcome [3]
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Change in overall BSGM Fed:Fasted Amplitude Ratio on treatment compared to baseline (normal range: >1.08).
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Assessment method [3]
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Timepoint [3]
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8 weeks
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Eligibility
Key inclusion criteria
* Patients 18 years of age and older
* Diagnosis of gastroparesis and/or functional dyspepsia
* Being prescribed a prokinetic agent or symptom modulator for their clinical care
* Able to undergo BSGM recording both before and during treatment
* Able to give informed consent for undergoing a baseline BSGM recording and an additional recording while on treatment
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Under 18 years of age
* Prior surgery on esophagus, stomach (appendectomy and cholecystectomy are allowed)
* History of skin allergies or a history of extreme sensitivity to cosmetics or lotions
* Pregnant women
* No vulnerable groups such as prisoners, individuals with known cognitive impairment, or institutionalized individuals be involved
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Study design
Purpose
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Duration
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Selection
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Timing
Prospective
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Statistical methods / analysis
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Recruitment
Recruitment status
Not yet recruiting
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
26/02/2025
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
26/08/2028
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Actual
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Sample size
Target
125
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
NSW
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Recruitment hospital [1]
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Western Sydney University - Sydney
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Recruitment postcode(s) [1]
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2560 - Sydney
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Recruitment outside Australia
Country [1]
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United States of America
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State/province [1]
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Pennsylvania
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Country [2]
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New Zealand
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State/province [2]
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Auckland
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Funding & Sponsors
Primary sponsor type
Other
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Name
University of Auckland, New Zealand
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Address
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Country
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Other collaborator category [1]
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Other
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Name [1]
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University of Western Sydney
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Address [1]
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Country [1]
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Other collaborator category [2]
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Other
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Name [2]
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Temple University
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Address [2]
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Country [2]
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Other collaborator category [3]
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Other
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Name [3]
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North Shore Hospital, New Zealand
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Address [3]
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Country [3]
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Ethics approval
Ethics application status
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Summary
Brief summary
Functional dyspepsia and gastroparesis are common stomach disorders with symptoms like early satiety, nausea, and abdominal pain, and are often evaluated with gastric emptying tests, although the correlation with symptoms is weak. Prokinetic agents (e.g., metoclopramide, erythromycin) and symptom modulators (e.g., nortriptyline, mirtazapine) are commonly used, but selecting the right medication can be difficult, as it's often based on symptoms rather than the underlying gastric issues. Body Surface Gastric Mapping (BSGM) using the Gastric Alimetry device is a novel, non-invasive tool to assess gastric myoelectrical activity and symptoms. This study aims to perform two BSGM recordings-one before and one after medical therapy-to understand how medications affect gastric function and identify baseline BSGM factors that could predict responses to treatment, potentially guiding tailored therapies based on individual gastric dysfunction.
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Trial website
https://clinicaltrials.gov/study/NCT06854120
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Trial related presentations / publications
Varghese C, Schamberg G, Calder S, Waite S, Carson D, Foong D, Wang WJ, Ho V, Woodhead J, Daker C, Xu W, Du P, Abell TL, Parkman HP, Tack J, Andrews CN, O'Grady G, Gharibans AA. Normative Values for Body Surface Gastric Mapping Evaluations of Gastric Motility Using Gastric Alimetry: Spectral Analysis. Am J Gastroenterol. 2023 Jun 1;118(6):1047-1057. doi: 10.14309/ajg.0000000000002077. Epub 2022 Dec 20. Wang WJ, Foong D, Calder S, Schamberg G, Varghese C, Tack J, Xu W, Daker C, Carson D, Waite S, Hayes T, Du P, Abell TL, Parkman HP, Huang IH, Fernandes V, Andrews CN, Gharibans AA, Ho V, O'Grady G. Gastric Alimetry Expands Patient Phenotyping in Gastroduodenal Disorders Compared with Gastric Emptying Scintigraphy. Am J Gastroenterol. 2024 Feb 1;119(2):331-341. doi: 10.14309/ajg.0000000000002528. Epub 2023 Oct 30. Gharibans AA, Calder S, Varghese C, Waite S, Schamberg G, Daker C, Du P, Alighaleh S, Carson D, Woodhead J, Farrugia G, Windsor JA, Andrews CN, O'Grady G. Gastric dysfunction in patients with chronic nausea and vomiting syndromes defined by a noninvasive gastric mapping device. Sci Transl Med. 2022 Sep 21;14(663):eabq3544. doi: 10.1126/scitranslmed.abq3544. Epub 2022 Sep 21.
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Public notes
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Contacts
Principal investigator
Name
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Henry Parkman, MD
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Address
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Temple University
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Genevieve M Johnston, PhD
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Address
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Country
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Phone
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+64 9 373 7599
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Data sharing statement
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT06854120
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