NCT07488468

Brief Summary

This single-center quality improvement project evaluates preoperative fasting times before elective procedures requiring anesthesiology care. The project aims to reduce prolonged fasting for clear fluids by implementing a local standard operating procedure (SOP) allowing patients to drink clear liquids until being called to the operating room ("drink until called"), supported by staff education and fasting instruction cards. Fasting times and selected perioperative outcomes will be assessed before and after implementation.

Trial Health

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Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
1,000

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Jan 2026

Shorter than P25 for all trials

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

January 30, 2026

Completed
17 days until next milestone

First Submitted

Initial submission to the registry

February 16, 2026

Completed
1 month until next milestone

First Posted

Study publicly available on registry

March 23, 2026

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 30, 2026

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

July 30, 2026

Completed
Last Updated

March 23, 2026

Status Verified

March 1, 2026

Enrollment Period

4 months

First QC Date

February 16, 2026

Last Update Submit

March 17, 2026

Conditions

Keywords

Preoperative fastingclear liquidsquality improvement

Outcome Measures

Primary Outcomes (2)

  • Preoperative fasting time (clear liquids and solids)

    Time interval between last intake of clear liquids and anesthesia induction. Time interval between last solid meal and anesthesia induction.

    At anesthesia induction.

  • PACU length of stay

    PACU length of stay

    PACU admission to discharge.

Secondary Outcomes (8)

  • Preoperative fasting time (clear liquids and solids)

    At anesthesia induction (pre vs post implementation periods).

  • Patient satisfaction regarding fasting

    immediately after the intervention/procedure/surgery up to 1 day postoperatively

  • Perioperative complications

    Intraoperative and immediate postoperative period (PACU).

  • Postoperative pulmonary and gastrointestinal complications

    During the hospital stay up to 30 days

  • Delirium occurrence

    During the hospital stay, up to 30 days

  • +3 more secondary outcomes

Study Arms (2)

Control group

before implementation new fasting time program

Intervention group

after implementation a new fasting time program

Eligibility Criteria

Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

The study population includes all patients undergoing elective procedures requiring anesthesiology care (general anesthesia, regional anesthesia, sedation, or anesthesiology standby) at University Hospital Giessen during the predefined pre- and post-implementation data collection periods. Patients who are already sedated, intubated, and mechanically ventilated at the time of anesthesia induction are excluded.

You may qualify if:

  • All patients elective surgery or intervention requiring with anesthesiology care general anesthesia, regional anesthesia, sedation, or anesthesiology stand-by

You may not qualify if:

  • Already sedated, intubated, and mechanically ventilated patients

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Justus Liebig University Giessen, University Hospital Giessen and Marburg

Giessen, 35390, Germany

RECRUITING

MeSH Terms

Conditions

Postoperative Nausea and VomitingDelirium

Condition Hierarchy (Ancestors)

Postoperative ComplicationsPathologic ProcessesPathological Conditions, Signs and SymptomsNauseaSigns and Symptoms, DigestiveSigns and SymptomsVomitingConfusionNeurobehavioral ManifestationsNeurologic ManifestationsNervous System DiseasesNeurocognitive DisordersMental Disorders

Central Study Contacts

Study Design

Study Type
observational
Observational Model
CASE CONTROL
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 16, 2026

First Posted

March 23, 2026

Study Start

January 30, 2026

Primary Completion

May 30, 2026

Study Completion

July 30, 2026

Last Updated

March 23, 2026

Record last verified: 2026-03

Locations