The Effect of Continuous Versus Enteral Pump Feeding in Aspiration in Tube Fed Patients

February 2, 2009 updated by: Chinese University of Hong Kong

The Effect of Continuous vs Enteral Pump Feeding in Aspiration in Tube Fed Patients

Background:

Tube feeding had been found to be a cause of aspiration pneumonia. Continuous pump feeding at slower rates as compared to bolus feeding may be less associated with aspiration pneumonia.

Methods:

Randomized controlled trial

Subjects:

Patients expected to remain on tube feeding for 4 or more weeks

Outcomes:

1) pneumonia, 2) mortality

Study Overview

Detailed Description

Eligible subjects are randomized into 2 groups by random numbers generated by a computer programme: intermittent bolus feeding versus continuous feeding via a delivery pump.

Baseline Assessment:

Clinical details including background medical diagnoses, indications for enteral feeding, functional status and baseline CXR findings are recorded.

Tube Feeding Regime:

The choice of feeding formula and feeding volume will be guided by 2 dietitians collaborating in this study. Giving sets for continuous pump feeding are changed everyday.

Pump feeding is defined at delivery rate <60ml/hr. In order to avoid interfering with rehabilitative activities, pump feeding can be discontinued for no more than eight hours during the day. Bolus feeding is defined as no more than 400ml/hr, 4 to 5 times per day.

All subjects are reviewed to monitor complications arising from enteral feeding. Free pump feeding sets will be provided for an extra 2 weeks for pump feeding group subjects discharged before the end of the trial. All subjects discharged prior to the end of trial will be contacted regularly by a research assistant until completion or outcome is reached.

Outcome Pneumonia is diagnosed in the presence of 2 major clinical signs: increased sputum production and pneumonic changes in the CXR (according to radiologist report), or in the presence of one major sign and 2 of the following minor clinical signs: raised or depressed white cell count, hypoxia at room air (PaO2 <92%) and body temperature greater than 38%. When the criteria for pneumonia are fulfilled, the trial will be terminated.

All the subjects are followed up for four weeks or until outcome is reached (i.e. pneumonia). Mode of tube feeding on discharge will be decided by the attending physicians, patients and family members.

Study Type

Interventional

Enrollment (Anticipated)

222

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Hong Kong
      • Hong Kong, Hong Kong, China
        • The Chinese University of Hong Kong

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • ADULT
  • OLDER_ADULT
  • CHILD

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • patients likely to need tube feeding for another 4 weeks

Exclusion Criteria:

  • Patients already on pump feeding.
  • Active sepsis: fever, abnormal white cell count
  • CXR shadowing
  • Chronic hypoxia (O2 saturation <92% on room air)
  • Patients who have a history of recurrent self-extubation.
  • Short life expectancy (within weeks)

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: PREVENTION
  • Allocation: RANDOMIZED
  • Interventional Model: PARALLEL
  • Masking: SINGLE

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
pneumonia
Time Frame: within 4 weeks
within 4 weeks

Secondary Outcome Measures

Outcome Measure
Time Frame
mortality
Time Frame: within 4 weeks
within 4 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

September 1, 2002

Primary Completion (ACTUAL)

December 1, 2007

Study Completion (ACTUAL)

December 1, 2007

Study Registration Dates

First Submitted

September 12, 2005

First Submitted That Met QC Criteria

September 12, 2005

First Posted (ESTIMATE)

September 14, 2005

Study Record Updates

Last Update Posted (ESTIMATE)

February 3, 2009

Last Update Submitted That Met QC Criteria

February 2, 2009

Last Verified

February 1, 2009

More Information

Terms related to this study

Other Study ID Numbers

  • RCT-pumpfeeding

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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