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24-hour Clear Liquid Diet vs. Standard Fasting for Upper Gastrointestinal Endoscopy in Patients Taking Agonists of the GLP-1 Receptor

NCT07929233, Not applicable, Not yet recruiting, Portuguese Oncology Institute, Coimbra

Trial 10

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

FieldValueSource
Title24-hour Clear Liquid Diet vs. Standard Fasting for Upper Gastrointestinal Endoscopy in Patients Taking Agonists of the GLP-1 ReceptorClinicalTrials.gov
NCT numberNCT07929233ClinicalTrials.gov
StatusNot yet recruitingClinicalTrials.gov
PhasesNot applicableClinicalTrials.gov
Enrollment250 participants, estimatedClinicalTrials.gov
Lead sponsorPortuguese Oncology Institute, CoimbraClinicalTrials.gov
ConditionsRetained Gastric Content, Delayed Gastric Emptying, Obesity, Type 2 Diabetes Mellitus (DM)ClinicalTrials.gov
Interventions24-Hour Clear Liquid Diet, Standard FastingClinicalTrials.gov
First posted2026-11-10ClinicalTrials.gov
Last updated2026-11-10ClinicalTrials.gov

Registered outcomes 11

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescriptionSource
PrimaryIncidence of Retained Gastric ContentDuring the index upper gastrointestinal endoscopy (Day 0)
Proportion of patients with clinically significant retained gastric content, defined as a GRACE (Gastroscopy RAte of Cleanliness Evaluation) stomach score of 0 (solid food precluding visualization of the underlying mucosa), compared with GRACE stomach scores of 1, 2 or 3. The GRACE stomach score ranges from 0 to 3; higher scores indicate better mucosal cleanliness.
ClinicalTrials.gov
SecondaryProcedure interruption rate due to retained gastric content and risk of aspirationDay 0ClinicalTrials.gov
SecondaryPeri-procedural adverse events (aspiration, SpO₂ <90%, emergent advanced airway)Day 0ClinicalTrials.gov
SecondaryInadequate visualization rate (GRACE stomach 0-1 vs 2-3)Day 0
Percentage of participants with a Gastroscopy RAte of Cleanliness Evaluation (GRACE) stomach score of 0 or 1, compared with scores of 2 or 3. The GRACE stomach score ranges from 0 to 3; higher scores indicate better mucosal cleanliness.
ClinicalTrials.gov
SecondaryOptimal visualization rate (GRACE stomach 3 vs 0-2)Day 0
Percentage of participants with a Gastroscopy RAte of Cleanliness Evaluation (GRACE) stomach score of 3, compared with scores of 0, 1 or 2. The GRACE stomach score ranges from 0 to 3; higher scores indicate better mucosal cleanliness.
ClinicalTrials.gov
SecondaryGastric lesion detection rateUp to 4 weeksGastric lesion detection rate defined as the detection of any subepithelial lesion, extensive intestinal metaplasia, dysplasia, carcinoma, neuroendocrine tumour, or lymphoma.ClinicalTrials.gov
SecondaryPeri-procedural hypoglycemia (capillary glucose <70 mg/dL), before and after the procedureDay 0ClinicalTrials.gov
OtherTotal GRACE scoreDay 0Gastroscopy RAte of Cleanliness Evaluation (GRACE) Total Score Sum of the esophagus, stomach and duodenum GRACE scores; Range 0 to 9; higher scores indicate better mucosal cleanliness.ClinicalTrials.gov
OtherGRACE esophagus scoreDay 0Gastroscopy RAte of Cleanliness Evaluation (GRACE) Esophagus Score; Range 0 to 3; higher scores indicate better mucosal cleanliness.ClinicalTrials.gov
OtherGRACE stomach scoreDay 0Gastroscopy RAte of Cleanliness Evaluation (GRACE) Stomach Score; Range 0 to 3; higher scores indicate better mucosal cleanliness.ClinicalTrials.gov
OtherGRACE duodenum scoreDay 0Gastroscopy RAte of Cleanliness Evaluation (GRACE) Duodenum Score; Range 0 to 3; higher scores indicate better mucosal cleanlinessClinicalTrials.gov

Outcomes 0

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured asSource

Results by group 0

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnitsSource

Participant flow 0

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits countedSource

Adverse events 0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEventsSource

Adverse event totals 0

The totals the trial posted for each group.

TotalGroupAffectedAt riskSource

Papers 9

The papers the trial lists on ClinicalTrials.gov.

PMIDListed asSource
39142543BACKGROUNDPubMed
39321961BACKGROUNDPubMed
39352703BACKGROUNDPubMed
39694296BACKGROUNDPubMed
40230563BACKGROUNDPubMed
40934951BACKGROUNDPubMed
41001395BACKGROUNDPubMed
41837981BACKGROUNDPubMed
42480549BACKGROUNDPubMed

Grants 0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

ProjectTitlePrincipal investigatorsOrganizationFunderFiscal yearsSource

Trial comparisons 0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

ComparisonSource

Tests 0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

TestNamed asSource

Source 5

FieldValueSource
Releasetrials-2026-11-12-0.4.0ClinicalTrials.gov
Release manifest SHA-2560f4a8d8c48aee2a7573ae0fa94ecbeab70c1adbe449bbc95c424bc7d3e97b9d4ClinicalTrials.gov
Registry capture2026-11-12ClinicalTrials.gov
Results copy, AACT2026-03-23ClinicalTrials.gov
NIH clinical studies file2026-11-13ClinicalTrials.gov

The same record as JSON

Release trials-2026-11-12-0.4.0

ClinicalTrials.gov's posted results, through CTTI's AACT: ClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299 ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

ClinicalTrials.gov: none stated ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

NIH RePORTER's clinical studies and project files: Public domain (NIH RePORTER)