The Effects of Cool Dialysate on the Sleep/Wake Cycle in Patients on Chronic Hemodialysis - "The Sleep Cool Study"

NCT ID: NCT00218790

Last Updated: 2014-02-12

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

58 participants

Study Classification

INTERVENTIONAL

Study Start Date

2003-04-30

Study Completion Date

2008-04-30

Brief Summary

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A major component of this study is to test a novel application for a safe, non-pharmacologic, cost-effective intervention that is already in use in clinical practice - using cool dialysate during hemodialysis to help stabilize the sleep/wake cycle of chronic hemodialysis patients. We will also evaluate its effects on selected sleep-related physiologic, psychological, behavioral, and general health outcomes.

Detailed Description

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Preliminary results demonstrate that, after one treatment, using cool dialysate instead of warm dialysate markedly normalized the rhythm of body temperature and improved indices on nocturnal sleep quantity and quality. Therefore, a major component of this study is to test a novel application for a safe, non-pharmacologic, cost-effective intervention that is alreay in use in clinical practice - using cool dialysate during hemodialysis to help stabilize the sleep/wake cycle of chronic hemodialysis patients. We will also evaluate its effects on selected sleep-related physiologic, psychological, behavioral, and general health outcomes.

To test the efficacy of this intervention, a randomized, single-blinded, pretest-posttest, control group design is being used. The major independent variable is dialysate temperature. The major dependent variables are measures of sleep, body temperature, rest/activity patterns, and general health outcomes.

Conditions

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End-stage Renal Disease

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Investigators

Study Groups

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Control group

The control group received standard dialysis at a temperature of 37 degrees Celcius

Group Type NO_INTERVENTION

No interventions assigned to this group

Experimental group

Subjects in the experimental group received cool dialysate during treatment

Group Type EXPERIMENTAL

Cool Dialysate

Intervention Type PROCEDURE

Decreased temperature of the dialysis bath

Interventions

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Cool Dialysate

Decreased temperature of the dialysis bath

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* All races, cause of renal failure is diabetes, hypertension, glomerulonephritis, or polycystic kidney disease; ability to read and write in English; clinically stable.

Exclusion Criteria

* Current use of sleeping medication; history of alcoholism or drug abuse; brain disease; severe hypertension; severe heart disease; low functional level
Minimum Eligible Age

21 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Institute of Nursing Research (NINR)

NIH

Sponsor Role collaborator

Emory University

OTHER

Sponsor Role lead

Responsible Party

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Kathy P. Parker, PhD, RN, FAAN

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Kathy P. Parker, PhD,RN,FAAN

Role: PRINCIPAL_INVESTIGATOR

Emory University, Nell Hodgson Woodruff School of Nursing

Locations

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Emory affiliated hemodialysis units

Atlanta, Georgia, United States

Site Status

Emory University affiliated hemodialysis units

Atlanta, Georgia, United States

Site Status

Countries

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United States

References

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Parker KP, Bliwise DL, Bailey JL, Rye DB. Polysomnographic measures of nocturnal sleep in patients on chronic, intermittent daytime haemodialysis vs those with chronic kidney disease. Nephrol Dial Transplant. 2005 Jul;20(7):1422-8. doi: 10.1093/ndt/gfh816. Epub 2005 Apr 19.

Reference Type BACKGROUND
PMID: 15840682 (View on PubMed)

Lee KA, Landis C, Chasens ER, Dowling G, Merritt S, Parker KP, Redeker N, Richards KC, Rogers AE, Shaver JF, Umlauf MG, Weaver TE. Sleep and chronobiology: recommendations for nursing education. Nurs Outlook. 2004 May-Jun;52(3):126-33. doi: 10.1016/j.outlook.2003.12.002. No abstract available.

Reference Type BACKGROUND
PMID: 15197361 (View on PubMed)

Parker KP, Kutner NG, Bliwise DL, Bailey JL, Rye DB. Nocturnal sleep, daytime sleepiness, and quality of life in stable patients on hemodialysis. Health Qual Life Outcomes. 2003 Nov 21;1:68. doi: 10.1186/1477-7525-1-68.

Reference Type BACKGROUND
PMID: 14633280 (View on PubMed)

Parker KP. Sleep disturbances in dialysis patients. Sleep Med Rev. 2003 Apr;7(2):131-43. doi: 10.1053/smrv.2001.0240.

Reference Type BACKGROUND
PMID: 12628214 (View on PubMed)

Other Identifiers

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R01NR004340

Identifier Type: NIH

Identifier Source: secondary_id

View Link

0602-2002a

Identifier Type: -

Identifier Source: org_study_id

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