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Intensive Insulin Therapy and Acute Kidney Injury. Analysis Using RIFLE Criteria.

This study has been completed.

Sponsored by: Hospital Sao Domingos
Information provided by: Hospital Sao Domingos
ClinicalTrials.gov Identifier: NCT00738504
  Purpose

The purpose of this study is to determine if intensive insulin therapy really reduces the incidence of acute kidney injury in critically ill patients, using for analysis the RIFLE criteria for definition of AKI.


Condition
Kidney
Injury

ChemIDplus related topics:   Insulin   

U.S. FDA Resources

Study Type:   Observational
Study Design:   Case Control, Retrospective
Official Title:   INTENSIVE INSULIN THERAPY REALLY REDUCES THE INCIDENCE OF ACUTE KIDNEY INJURY IN CRITICALLY ILL PATIENTS? An Analysis Using the RIFLE Criteria for Definition of Acute Kidney Injury.

Further study details as provided by Hospital Sao Domingos:

Primary Outcome Measures:
  • To compare the renal function outcome, defined by the RIFLE criteria in patients submitted to two different regimens of glycemic control: a carbohydrate restrictive strategy and intensive insulin therapy.

Estimated Enrollment:   337
Study Start Date:   June 2008

Groups/Cohorts
1
2
Group 1
Group 1 (Carbohydrate Restrictive Strategy). Patients received intravenous hydration with a glucose free solution (Ringer III) and enteral nutritional formula containing 33.3% carbohydrates, 16,7% proteins and 50% lipids (Glucerna, Abbott Laboratories). These patients received regular insulin subcutaneously four times daily, aiming to maintain blood glucose levels at least below 180 mg/dl, and, in stable patients, ideally below 150 mg/dl.
Group 2
Group 2 (Intensive Insulin Therapy). Continuous intravenous insulin infusion was adjusted to maintain glycemic levels at least below 150 mg/dl, and, in stable patients and ideally, between 80 to 120 mg/dl. Patients were submitted to capillary glycemic measurements every 2 hours. The insulin dose was adjusted according to an algorithm run by nurses and overseen by physicians. These patients received glucosaline (5% glucose + 0.9 NaCl) hydration and enteral nutrition with a formula containing 45% carbohydrates, 17% proteins and 38% lipids (Diason, Nutricia Clinical Care Ltd).

  Eligibility
Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Probability Sample

Study Population

We are going to evaluate retrospectively the occurrence of acute kidney injury defined by the RIFLE criteria in a population of patients submitted to two different strategies for glycemic control: a carbohydrate restrictive strategy or intensive insulin therapy. The protocol of the original trial that we are going to summarize below, was approved by the Research Ethical Committee of the Federal University of Maranhão. We included 337 adult patients, non pregnant, admitted from July 1, 2004 to December 31, 2006, to a 20-bed multidisciplinary ICU of a general hospital and to an 11-bed trauma center ICU that had at least two blood glucose levels above 150 mg/dl from three measurements obtained in the first 12 hours after admission.


Criteria

Inclusion Criteria:

  • We included 337 adult patients, non pregnant, admitted from July 1, 2004 to December 31, 2006, to a 20-bed multidisciplinary ICU of a general hospital and to an 11-bed trauma center ICU that had at least two blood glucose levels above 150 mg/dl from three measurements obtained in the first 12 hours after admission.

Exclusion Criteria:

  • pregnant patients
  Contacts and Locations

Please refer to this study by its ClinicalTrials.gov identifier: NCT00738504

Locations
Brazil, MA
Hospital Sao Domingos    
      SAO LUIS, MA, Brazil, 65000

Sponsors and Collaborators
Hospital Sao Domingos

Investigators
Principal Investigator:     JOSE R AZEVEDO, MD     Director. BRAZILIAN ASSOCIATION OF INTENSIVE CARE MEDICINE    
  More Information


Responsible Party:   HOSPITAL SAO DOMINGOS ( JOSÉ RAIMUNDO ARAUJO DE AZEVEDO )
Study ID Numbers:   HSaoDomingos N 051/2008
First Received:   August 18, 2008
Last Updated:   August 19, 2008
ClinicalTrials.gov Identifier:   NCT00738504
Health Authority:   Brazil: National Committee of Ethics in Research

Keywords provided by Hospital Sao Domingos:
Intensive insulin therapy  
Carbohydrate restrictive strategy  
RIFLE Criteria  
Acute Kidney Injury
Critically ill patients
Acute

Study placed in the following topic categories:
Critical Illness
Insulin

ClinicalTrials.gov processed this record on October 15, 2008




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