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Cardiac ArrestTHAPCA-IHNCT00880087

Therapeutic Hypothermia to Improve Survival After Cardiac Arrest in Pediatric Patients-THAPCA-IH [In Hospital] Trial

A study testing Therapeutic Hypothermia and Therapeutic Normothermia in people with Cardiac Arrest, run by University of Michigan at 33 sites in 3 countries.

Completed

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

Official record
Search all trials

Trial summary

Cardiac arrest is a sudden, unexpected loss of heart function. Therapeutic hypothermia, in which the body's temperature is lowered and maintained several degrees below normal for a period of time, has been used to successfully treat adults who have experienced cardiac arrest. Read more about this study

Who is it for?
Ages 48 hours to 18 years
Conditions the study is for
Cardiac Arrest
What is being tested?
Therapeutic Hypothermia and Therapeutic Normothermia
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
329 participants
Where
33 sitesin 3 countries
Study dates
Sep 2009to Feb 2016
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 48 hours to 18 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Patient suffered cardiac arrest requiring chest compressions for at least 2 minutes (120 seconds) with ROSC/ROC; AND
  • Age greater than 48 hours (with a corrected gestational age of at least 38 weeks) and less than 18 years; AND
  • Patient requires continuous mechanical ventilation; AND
  • The cardiac arrest was unplanned (i.e., not part of cardiac surgical procedure)

Who cannot join

  • The parent or legal guardian does not speak English or Spanish (the only two languages in which VABS II is standardized)
  • Randomization is impossible within six hours of ROSC; OR
  • Patient is on extracorporeal membrane oxygenation (ECMO) when arrest occurs; OR
  • Continuous infusion of epinephrine or norepinephrine at very high doses (≥2 ug/kg/minute) received immediately prior to randomization; OR Glasgow Coma Scale motor response of five (localizing pain or for infants less than two years, withdraws to touch) or six (obeys commands, or for infants, normal spontaneous movement) prior to randomization; OR
  • History of a prior cardiac arrest with chest compressions for at least two minutes during the current hospitalization but outside the 6 hour window for randomization; OR
  • Pre-existing terminal illness with life expectancy < 12 months; OR
Show all 20Show fewer
  • Lack of commitment to aggressive intensive care therapies including do not resuscitate orders and other limitations to care; OR
  • Cardiac arrest was associated with severe brain, thoracic, or abdominal trauma; OR
  • Active and refractory severe bleeding prior to randomization; OR
  • Near drowning in ice water with patient core temperature ≤32 °C on presentation; OR
  • Patient is pregnant; OR
  • Patient participation in a concurrent interventional trial whose protocol, in the judgment of the THAPCA investigators, prevents effective application of one or both THAPCA therapeutic treatment arms, or otherwise significantly interferes with carrying out the THAPCA protocol; OR
  • Patient is newborn with acute birth asphyxia; OR
  • Patient cared for in a neonatal intensive care unit (NICU) after arrest (ie, would not be admitted to PICU); OR
  • Patient has sickle cell anemia; OR
  • Patient known to have pre-existing cryoglobulinemia; OR
  • Central nervous system tumor with ongoing chemotherapy or radiation therapy; OR
  • Chronic hypothermia secondary to hypovolemic, pituitary, or related condition for which body temperature is consistently below 37 °C ; OR progressive degenerative encephalopathy; OR
  • Any condition in which direct skin surface cooling would be contraindicated, such as large burns, decubitus ulcers, cellulitis, or other conditions with disrupted skin integrity (NOTE: patients with open chest CPR should be included but placement of cooling mattresses will be modified as needed); OR
  • Previous enrollment in the THAPCA Trials.

Trial locations and contacts

33 sites in 3 countries.

33 sites in 3 countries

United States25 sites
  • University of Michigan, Mott Children's Hospital

    Ann Arbor, Michigan, 48109

  • Children's Hospital of Atlanta/Emory University

    Atlanta, Georgia, 30306

  • Johns Hopkins Hospital

    Baltimore, Maryland, 21287

  • The Children's Hospital of Alabama

    Birmingham, Alabama, 35233

  • Nationwide Children's Hospital in Columbus

    Columbus, Ohio, 43205

  • Children's Medical Center Dallas

    Dallas, Texas, 75235

  • Children's Hospital of Michigan

    Detroit, Michigan, 48201

  • Duke Children's Hospital

    Durham, North Carolina, 27710

  • Penn State Children's Hospital

    Hershey, Pennsylvania, 17033

  • Riley Children's Hospital

    Indianapolis, Indiana, 46202

  • Loma Linda University Children's Hospital

    Loma Linda, California, 92354

  • Children's Hospital of Los Angeles

    Los Angeles, California, 90028

  • University of California, Los Angeles

    Los Angeles, California, 90095

  • Kosair Children's Hospital

    Louisville, Kentucky, 40202

  • LeBonheur Children's Hospital - University of Tennessee at Memphis

    Memphis, Tennessee, 38105

  • Children's Hospital of Orange County

    Orange, California, 92868

  • Children's Hospital of Philidelphia

    Philadelphia, Pennsylvania, 19104

  • Phoenix Children's Hospital

    Phoenix, Arizona, 85016

  • University of Pittsburgh

    Pittsburgh, Pennsylvania, 15224

  • Primary Children's Medical Center

    Salt Lake City, Utah, 84108

  • University of Texas Health Sciences Center of San Antonio

    San Antonio, Texas, 78229

  • University of California San Francisco

    San Francisco, California, 94143

  • Seattle Children's Hospital

    Seattle, Washington, 98105

  • Washington University in St. Louis

    St Louis, Missouri, 63110

  • Children's National Medical Center

    Washington D.C., District of Columbia, 20010

Other trials in United States

United Kingdom7 sites
  • Birmingham Children's Hospital

    Birmingham, B4 6NH

  • Bristol Royal Hospital for Children

    Bristol, BS2 8BJ

  • University of Hampton

    Hampton, SO16 6YD

  • Alder Hey Children's Hospital

    Liverpool, L12 2AP

  • Evalina Children's at Guys's and St. Thomas' Hospital

    London, SE1 7EH

  • Great Ormand Street Hospital

    London, WC1N 3JH

  • Royal Manchester Children's Hospital

    Manchester, M13 9WL

Other trials in United Kingdom

Canada1 site
  • The Hospital for Sick Children

    Toronto, Ontario, M5G 1X8

Other trials in Canada

About this study

Official title: Therapeutic Hypothermia After Pediatric Cardiac Arrest (In Hospital)

Cardiac arrest is a sudden, unexpected loss of heart function. Therapeutic hypothermia, in which the body's temperature is lowered and maintained several degrees below normal for a period of time, has been used to successfully treat adults who have experienced cardiac arrest. This study will evaluate the efficacy of therapeutic hypothermia at increasing survival rates and reducing the risk of brain injury in infants and children who experience a cardiac arrest while in the hospital.

Read the detailed description

Cardiac arrest occurs when the heart suddenly stops beating and blood flow to the body is halted. It can occur while people are in the hospital because of a medical condition or while people are out of the hospital as a result of an accident or other cause. Cardiac arrest is a serious event that is associated with high rates of death and long-term disability. When a person experiences cardiac arrest,insufficient amount of blood flow and oxygen can result in brain injury.

Therapeutic hypothermia is a therapy that involves a controlled lowering of the body temperature and then maintenance of this lower temperature for a period of time. Therapeutic hypothermia has been successfully used in adults who experience cardiac arrest to improve survival rates and health outcomes, and it has also been studied in newborn infants who have suffered from perinatal asphyxia. The purpose of this study is to evaluate the efficacy of therapeutic hypothermia at improving survival rates and reducing brain injury in infants and children who experience cardiac arrest while in the hospital.

Study researchers will conduct this study in collaboration with the following two pediatric clinical research networks: the Pediatric Emergency Care Applied Research Network (PECARN), funded by the Emergency Medical Services for Children (EMSC) program, and the National Institute of Child Health and Human Development (NICHD) Collaborative Pediatric Critical Care Research Network (CPCCRN).

The study will enroll infants and children who have suffered a cardiac arrest while in the hospital. Randomization must occur within 6 hours of return of spontaneous circulation. Participants will be randomly assigned to receive either therapeutic hypothermia or therapeutic normothermia. Participants receiving therapeutic hypothermia will have their body temperature reduced to between 32° and 34° Celsius (C) and will remain at this temperature for 2 days. Their body temperature will then be slowly increased to the normal temperature of 36° to 37.5° C, which will be maintained until 5 days after the cardiac arrest. Participants receiving therapeutic normothermia will have their normal temperature maintained between 36° and 37.5° C for 5 days after the cardiac arrest. Special temperature control blankets will be placed to maintain their body temperature in the assigned range. After 5 days, each participant's temperature will be managed by their medical care team.

While participants are in the hospital, they will undergo frequent blood and urine collections, chest x-rays, and temperature measurements; parents of participants will complete questionnaires. When participants are ready to leave the hospital, study researchers will perform a physical and functional assessment. Twenty-eight days after the cardiac arrest, researchers will contact parents of participants to gather information on the participants' health and medical condition. At Months 3 and 12, a child development expert will contact parents to gather medical information. At Month 12, participants will attend a study visit for a neurologic examination and testing with a psychologist trained in rehabilitation.

Conditions
Cardiac Arrest
Being tested
Therapeutic Hypothermia, Therapeutic Normothermia
Keywords
Cardiac Arrest, Cardiopulmonary Arrest, Pediatric Cardiac Arrest, VABS, Vineland Adaptive Behavior Scale, POPC/PCPC, hypoxic-ischemic encephalopathy
Medical subject headings
Heart Arrest, Hypoxia-Ischemia, Brain

What participants receive

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

  • Therapeutic HypothermiaProcedure or surgery

    Participants who are assigned to receive therapeutic hypothermia will be cooled to a target temperature of 33º C plus or minus 1º C (32° to 34º C). This temperature will be maintained for 48 hours (2 days) and then participants will be warmed to a target temperature of 36.75º C plus or minus 0.75º C (36° to 37.5º C). This temperature will be maintained until 120 hours (5 days) after the cardiac arrest.

  • Therapeutic NormothermiaProcedure or surgery

    Participants who are assigned to receive therapeutic normothermia will have their temperature maintained at 36.75º C plus or minus 0.75º C (36° to 37.5º C) for 120 hours (5 days) after the cardiac arrest.

Study groups in NCT00880087
Study groupRoleWhat they receive
Therapeutic HypothermiaExperimentalParticipants will receive therapeutic hypothermia after experiencing cardiac arrest.
Receives: Procedure: Therapeutic Hypothermia
Therapeutic NormothermiaActive comparatorParticipants will receive therapeutic normothermia after experiencing cardiac arrest.
Receives: Procedure: Therapeutic Normothermia

What is being measured

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

  1. Survival With Good Neurobehavioral Outcome

    Survival at one-year anniversary of cardiac arrest, with a standardized VABS-II score of 70 or greater per evaluation performed at any time from 30 days prior to until 183 days after the one-year anniversary of cardiac arrest. Higher values of VABS-II represent a better outcome.

    Measured: Survival was assessed at one-year anniversary of cardiac arrest; among survivors at this one-year anniversary, the VABS-II valid assessment window ranged from 30 days prior to until 183 days after the one-year anniversary date.

Secondary outcomes (3)
  1. Survival

    Survival at one year after cardiac arrest

    Measured: Measured at one-year anniversary of cardiac arrest.

  2. Change in Neurobehavioral Function From Pre-cardiac Arrest to 12 Months Post-cardiac Arrest

    Change in VABS-II score from baseline to one year, with death at 1 year treated as worst possible outcome, and lowest possible VABS-II score at one year (regardless of baseline VABS-II score) treated as the second worst possible outcome. Since higher levels of VABS-II represent a better outcome, a larger decline (large negative magnitude of change) in VABS-II score from baseline to one year represents a worse outcome.

    Measured: Survival was assessed at one-year anniversary of cardiac arrest; among survivors at this one-year anniversary, the VABS-II valid assessment window ranged from 30 days prior to until 183 days after the one-year anniversary date.

  3. Neuropsychological Scores (for Participants Who Survive)

    Functioning, as assessed by the Mullen Early Learning Composite (for children age < 5 years 9 months) or by the 2-subset version of the Wechsler Abbreviated Scale of Intelligence (WASI). As these two function measures are scaled in the same fashion, the two age groups are combined.

    Measured: Measured at Month 12

Timeline

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

  1. First posted13 Apr 2009 (estimated)
  2. Study startSep 2009
  3. Primary completionFeb 2016
  4. Study completionFeb 2016

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
Single blind
Who is masked
Outcomes assessor
Enrolment
329 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00880087
Sponsor's protocol ID
620
Other IDs
U01HL094345
Acronym
THAPCA-IH
Status last verified
May 2018
First submitted
10 Apr 2009
Last updated
15 Jun 2018
Data monitoring committee
Yes

Publications

  • Moler FW, Meert K, Donaldson AE, Nadkarni V, Brilli RJ, Dalton HJ, Clark RS, Shaffner DH, Schleien CL, Statler K, Tieves KS, Hackbarth R, Pretzlaff R, van der Jagt EW, Levy F, Hernan L, Silverstein FS, Dean JM; Pediatric Emergency Care Applied Research Network. In-hospital versus out-of-hospital pediatric cardiac arrest: a multicenter cohort study. Crit Care Med. 2009 Jul;37(7):2259-67. doi: 10.1097/CCM.0b013e3181a00a6a.

    PubMed 19455024
  • Meert KL, Donaldson A, Nadkarni V, Tieves KS, Schleien CL, Brilli RJ, Clark RS, Shaffner DH, Levy F, Statler K, Dalton HJ, van der Jagt EW, Hackbarth R, Pretzlaff R, Hernan L, Dean JM, Moler FW; Pediatric Emergency Care Applied Research Network. Multicenter cohort study of in-hospital pediatric cardiac arrest. Pediatr Crit Care Med. 2009 Sep;10(5):544-53. doi: 10.1097/PCC.0b013e3181a7045c.

    PubMed 19451846
  • Moler FW, Donaldson AE, Meert K, Brilli RJ, Nadkarni V, Shaffner DH, Schleien CL, Clark RS, Dalton HJ, Statler K, Tieves KS, Hackbarth R, Pretzlaff R, van der Jagt EW, Pineda J, Hernan L, Dean JM; Pediatric Emergency Care Applied Research Network. Multicenter cohort study of out-of-hospital pediatric cardiac arrest. Crit Care Med. 2011 Jan;39(1):141-9. doi: 10.1097/CCM.0b013e3181fa3c17.

    PubMed 20935561
  • Moler FW, Silverstein FS, Holubkov R, Slomine BS, Christensen JR, Nadkarni VM, Meert KL, Browning B, Pemberton VL, Page K, Gildea MR, Scholefield BR, Shankaran S, Hutchison JS, Berger JT, Ofori-Amanfo G, Newth CJ, Topjian A, Bennett KS, Koch JD, Pham N, Chanani NK, Pineda JA, Harrison R, Dalton HJ, Alten J, Schleien CL, Goodman DM, Zimmerman JJ, Bhalala US, Schwarz AJ, Porter MB, Shah S, Fink EL, McQuillen P, Wu T, Skellett S, Thomas NJ, Nowak JE, Baines PB, Pappachan J, Mathur M, Lloyd E, van der Jagt EW, Dobyns EL, Meyer MT, Sanders RC Jr, Clark AE, Dean JM; THAPCA Trial Investigators. Therapeutic Hypothermia after In-Hospital Cardiac Arrest in Children. N Engl J Med. 2017 Jan 26;376(4):318-329. doi: 10.1056/NEJMoa1610493. Epub 2017 Jan 24.

    PubMed 28118559
  • Slomine BS, Silverstein FS, Page K, Holubkov R, Christensen JR, Dean JM, Moler FW; Therapeutic Hypothermia after Pediatric Cardiac Arrest (THAPCA) Trial Investigators. Relationships between three and twelve month outcomes in children enrolled in the therapeutic hypothermia after pediatric cardiac arrest trials. Resuscitation. 2019 Jun;139:329-336. doi: 10.1016/j.resuscitation.2019.03.020. Epub 2019 Mar 26.

    PubMed 30922934
  • Ichord R, Silverstein FS, Slomine BS, Telford R, Christensen J, Holubkov R, Dean JM, Moler FW; THAPCA Trial Group. Neurologic outcomes in pediatric cardiac arrest survivors enrolled in the THAPCA trials. Neurology. 2018 Jul 10;91(2):e123-e131. doi: 10.1212/WNL.0000000000005773. Epub 2018 Jun 8.

    PubMed 29884735
  • Slomine BS, Silverstein FS, Christensen JR, Holubkov R, Telford R, Dean JM, Moler FW; Therapeutic Hypothermia after Paediatric Cardiac Arrest (THAPCA) Trial Investigators. Neurobehavioural outcomes in children after In-Hospital cardiac arrest. Resuscitation. 2018 Mar;124:80-89. doi: 10.1016/j.resuscitation.2018.01.002. Epub 2018 Jan 3.

    PubMed 29305927
  • Holubkov R, Clark AE, Moler FW, Slomine BS, Christensen JR, Silverstein FS, Meert KL, Pollack MM, Dean JM. Efficacy outcome selection in the therapeutic hypothermia after pediatric cardiac arrest trials. Pediatr Crit Care Med. 2015 Jan;16(1):1-10. doi: 10.1097/PCC.0000000000000272.

    PubMed 25268768
  • Moler FW, Silverstein FS, Meert KL, Clark AE, Holubkov R, Browning B, Slomine BS, Christensen JR, Dean JM. Rationale, timeline, study design, and protocol overview of the therapeutic hypothermia after pediatric cardiac arrest trials. Pediatr Crit Care Med. 2013 Sep;14(7):e304-15. doi: 10.1097/PCC.0b013e31828a863a.

    PubMed 23842585
  • Pemberton VL, Browning B, Webster A, Dean JM, Moler FW. Therapeutic hypothermia after pediatric cardiac arrest trials: the vanguard phase experience and implications for other trials. Pediatr Crit Care Med. 2013 Jan;14(1):19-26. doi: 10.1097/PCC.0b013e31825b860b.

    PubMed 23295834

Questions about this trial

What is this clinical trial studying?

A study testing Therapeutic Hypothermia and Therapeutic Normothermia in people with Cardiac Arrest, run by University of Michigan at 33 sites in 3 countries.

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 4 inclusion and 20 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 15 Jun 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 33 sites in United States, United Kingdom, Canada. Whether a site is taking part right now should be confirmed with that site. See every site.

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 15 Jun 2018). 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?

Survival With Good Neurobehavioral Outcome (time frame: Survival was assessed at one-year anniversary of cardiac arrest; among survivors at this one-year anniversary, the VABS-II valid assessment window ranged from 30 days prior to until 183 days after the one-year anniversary date.). 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 NCT00880087, which also lists 10 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 15 Jun 2018.

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