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Sickle Cell DiseaseNCT02316366

The Use of Warmed Saline in Vaso-occlusive Episodes

A study testing Astoflo Plus fluid warmer in people with Sickle Cell Disease and Sickle Cell Crisis, run by Nationwide Children's Hospital.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to determine if warming the intravenous (IV) fluid given to patients with Sickle Cell Disease who are experiencing painful episodes known as Vaso-Occlusive Episodes; will decrease rates of hospital admission, decrease amounts of IV pain medications given, improve pain and improve global… Read more about this study

Who is it for?
Ages 4 to 21 years
Conditions the study is for
Sickle Cell Disease, Sickle Cell Crisis
What is being tested?
Astoflo Plus fluid warmer
Could I receive a placebo?
No, everyone receives an active treatment
How many people
80 participants
Where
No sites listed yet
Study dates
Nov 2012to Jun 2014
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 4 to 21 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Vaso-occlusive Episode defined as a pain rating of 3 or above on the Wong-Baker FACES score in a child with an established diagnosis of sickle cell disease (SS, SC or S β Thalassemia)
  • 4-21 years of age

Who cannot join

  • fever (temperature greater than 38 degrees Celsius)
  • inability to complete FACES pain scale
  • evidence of acute chest syndrome clinically or radiographically
  • deemed by attending physician to be so ill as to need immediate hospital admission.

About this study

Official title: Clinical Impact of Warmed Intravenous Saline in Sickle Cell Patients With Vaso-Occlusive Episodes

The purpose of this study is to determine if warming the intravenous (IV) fluid given to patients with Sickle Cell Disease who are experiencing painful episodes known as Vaso-Occlusive Episodes; will decrease rates of hospital admission, decrease amounts of IV pain medications given, improve pain and improve global comfort.

Read the detailed description

Vaso-occlusive crisis (VOC) is a common painful complication of Sickle Cell Disease and is the primary reason that these patients seek medical care in the acute care setting. This complication arises when blood vessels are obstructed by sickled red blood cells resulting in ischemic injury.

The standard management of these painful episodes comprises the administration of opioid analgesics, the infusion of intravenous (IV) fluids at room temperature and rest. These episodes often last five to seven days and many patients require inpatient management for continued administration of intravenous analgesics.

The public health impact of the disease is large as admissions frequently result in school or work absences and can be financially and emotionally taxing.

It is well established that exposure to cold precipitates VOC. For this reason, management of the pain of VOC in some centers includes the use of warming blankets as an adjunct for pain relief. It is conceptually appealing to conjecture that warm fluids might have similar salutary effects on VOC. This conjecture is bolstered by the physiologic effect of temperature on vascular tone. Specifically, it is well established that cold temperatures cause vasoconstriction whereas warm temperatures cause vasodilation. We expect that warmed fluids will similarly induce vasodilation, improving blood flow to vaso-occluded ischemic areas.

Being tested
Astoflo Plus fluid warmer
Medical subject headings
Anemia, Sickle Cell, Vaso-Occlusive Crises

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Astoflo Plus fluid warmerDevice

    A fluid warmer (the Astoflo Plus warmer) was used to warm fluid to body temperature 37.5 degrees Celsius

Study groups in NCT02316366
Study groupRoleWhat they receive
Warm fluidExperimentalPatients in this arm of the study receive intravenous saline warmed to 37.5 degrees Celsius by Astoflo Plus fluid warmer
Receives: Device: Astoflo Plus fluid warmer
Room temperature FluidNo interventionPatients receive intravenous saline at room temperature (22-24 degrees Celsius)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Rate of Hospital Admission

    After being treated for pain in the Emergency Department, the disposition of the patient (whether admitted to the hospital for further care or discharge to home) was recorded.

    Measured: 4 hours

Secondary outcomes (4)
  1. Difference in Pain Score

    During the ED stay, patient's pain scores on the Wong-Baker FACES scale was recorded at 30 minute intervals until disposition decided. The difference between the pain score upon arrival and at discharge was assessed. Minimum value 1, maximum value 10 (most pain)

    Measured: 4 hours

  2. Time to Disposition

    The amount of time spent in the ED was recorded for each patient

    Measured: 4 hours

  3. Amount of Narcotic Administered

    The amount of opioid analgesic administered in the ED prior to disposition was recorded for each patient

    Measured: 4 hours

  4. Global Comfort

    Upon disposition patients were asked to complete a survey which assessed their global comfort during the ED stay. Question 2 of the survey addressed comfort by asking: "On a scale of 1 to 5, how do you think the fluid made you feel?" (1 is worse and 5 is better).

    Measured: 4 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted12 Dec 2014 (estimated)
  2. Study startNov 2012
  3. Primary completionJun 2014
  4. Study completionJun 2014

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
80 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02316366
Sponsor's protocol ID
IRB12-00295
Status last verified
Oct 2018
First submitted
10 Dec 2014
Last updated
31 Oct 2018
Data monitoring committee
No

Publications

  • Raphael JL, Mei M, Mueller BU, Giordano T. High resource hospitalizations among children with vaso-occlusive crises in sickle cell disease. Pediatr Blood Cancer. 2012 Apr;58(4):584-90. doi: 10.1002/pbc.23181. Epub 2011 May 16.

    PubMed 21584938
  • Mousa SA, Al Momen A, Al Sayegh F, Al Jaouni S, Nasrullah Z, Al Saeed H, Alabdullatif A, Al Sayegh M, Al Zahrani H, Hegazi M, Al Mohamadi A, Alsulaiman A, Omer A, Al Kindi S, Tarawa A, Al Othman F, Qari M. Management of painful vaso-occlusive crisis of sickle-cell anemia: consensus opinion. Clin Appl Thromb Hemost. 2010 Aug;16(4):365-76. doi: 10.1177/1076029609352661. Epub 2010 Jun 7.

    PubMed 20530056
  • Raphael JL, Kamdar A, Wang T, Liu H, Mahoney DH, Mueller BU. Day hospital versus inpatient management of uncomplicated vaso-occlusive crises in children with sickle cell disease. Pediatr Blood Cancer. 2008 Sep;51(3):398-401. doi: 10.1002/pbc.21537.

    PubMed 18300322
  • Raphael JL, Kamdar A, Beavers MB, Mahoney DH, Mueller BU. Treatment of uncomplicated vaso-occlusive crises in children with sickle cell disease in a day hospital. Pediatr Blood Cancer. 2008 Jul;51(1):82-5. doi: 10.1002/pbc.21483.

    PubMed 18383165
  • Field JJ, Knight-Perry JE, Debaun MR. Acute pain in children and adults with sickle cell disease: management in the absence of evidence-based guidelines. Curr Opin Hematol. 2009 May;16(3):173-8. doi: 10.1097/MOH.0b013e328329e167.

    PubMed 19295432
  • Mehta SR, Afenyi-Annan A, Byrns PJ, Lottenberg R. Opportunities to improve outcomes in sickle cell disease. Am Fam Physician. 2006 Jul 15;74(2):303-10.

    PubMed 16883928
  • Platt OS, Thorington BD, Brambilla DJ, Milner PF, Rosse WF, Vichinsky E, Kinney TR. Pain in sickle cell disease. Rates and risk factors. N Engl J Med. 1991 Jul 4;325(1):11-6. doi: 10.1056/NEJM199107043250103.

    PubMed 1710777
  • Conran N, Franco-Penteado CF, Costa FF. Newer aspects of the pathophysiology of sickle cell disease vaso-occlusion. Hemoglobin. 2009;33(1):1-16. doi: 10.1080/03630260802625709.

    PubMed 19205968
  • Jaja SI, Gbadamosi TA, Kehinde MO, Gbenebitse S. The effect of warmth or/and vitamin E supplementation on forearm blood flow and forearm vascular resistance in sickle cell and non sickle cell anaemia subjects. Niger Postgrad Med J. 2003 Mar;10(1):6-12.

    PubMed 12717457

Questions about this trial

What is this clinical trial studying?

A study testing Astoflo Plus fluid warmer in people with Sickle Cell Disease and Sickle Cell Crisis, run by Nationwide Children's Hospital.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 31 Oct 2018. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 31 Aug 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Rate of Hospital Admission (time frame: 4 hours). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02316366, which also lists 9 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 31 Oct 2018.

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