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

NCT ID: NCT00880087

Last Updated: 2018-06-15

Study Results

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

329 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-09-30

Study Completion Date

2016-02-29

Brief Summary

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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.

Detailed Description

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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

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Cardiac Arrest

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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Therapeutic Hypothermia

Participants will receive therapeutic hypothermia after experiencing cardiac arrest.

Group Type EXPERIMENTAL

Therapeutic Hypothermia

Intervention Type PROCEDURE

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 Normothermia

Participants will receive therapeutic normothermia after experiencing cardiac arrest.

Group Type ACTIVE_COMPARATOR

Therapeutic Normothermia

Intervention Type PROCEDURE

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.

Interventions

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Therapeutic Hypothermia

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.

Intervention Type PROCEDURE

Therapeutic Normothermia

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.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* 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)

Exclusion Criteria

* 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
* 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.
Minimum Eligible Age

48 Hours

Maximum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Heart, Lung, and Blood Institute (NHLBI)

NIH

Sponsor Role collaborator

University of Michigan

OTHER

Sponsor Role lead

Responsible Party

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Frank W. Moler, M.D, M.S

Professor of Pediatrics

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Frank Moler, MD

Role: PRINCIPAL_INVESTIGATOR

University of Michigan

Michael Dean, MD

Role: PRINCIPAL_INVESTIGATOR

University of Utah

Locations

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The Children's Hospital of Alabama

Birmingham, Alabama, United States

Site Status

Phoenix Children's Hospital

Phoenix, Arizona, United States

Site Status

Loma Linda University Children's Hospital

Loma Linda, California, United States

Site Status

Children's Hospital of Los Angeles

Los Angeles, California, United States

Site Status

University of California, Los Angeles

Los Angeles, California, United States

Site Status

Children's Hospital of Orange County

Orange, California, United States

Site Status

University of California San Francisco

San Francisco, California, United States

Site Status

Children's National Medical Center

Washington D.C., District of Columbia, United States

Site Status

Children's Hospital of Atlanta/Emory University

Atlanta, Georgia, United States

Site Status

Riley Children's Hospital

Indianapolis, Indiana, United States

Site Status

Kosair Children's Hospital

Louisville, Kentucky, United States

Site Status

Johns Hopkins Hospital

Baltimore, Maryland, United States

Site Status

University of Michigan, Mott Children's Hospital

Ann Arbor, Michigan, United States

Site Status

Children's Hospital of Michigan

Detroit, Michigan, United States

Site Status

Washington University in St. Louis

St Louis, Missouri, United States

Site Status

Duke Children's Hospital

Durham, North Carolina, United States

Site Status

Nationwide Children's Hospital in Columbus

Columbus, Ohio, United States

Site Status

Penn State Children's Hospital

Hershey, Pennsylvania, United States

Site Status

Children's Hospital of Philidelphia

Philadelphia, Pennsylvania, United States

Site Status

University of Pittsburgh

Pittsburgh, Pennsylvania, United States

Site Status

LeBonheur Children's Hospital - University of Tennessee at Memphis

Memphis, Tennessee, United States

Site Status

Children's Medical Center Dallas

Dallas, Texas, United States

Site Status

University of Texas Health Sciences Center of San Antonio

San Antonio, Texas, United States

Site Status

Primary Children's Medical Center

Salt Lake City, Utah, United States

Site Status

Seattle Children's Hospital

Seattle, Washington, United States

Site Status

The Hospital for Sick Children

Toronto, Ontario, Canada

Site Status

Birmingham Children's Hospital

Birmingham, , United Kingdom

Site Status

Bristol Royal Hospital for Children

Bristol, , United Kingdom

Site Status

University of Hampton

Hampton, , United Kingdom

Site Status

Alder Hey Children's Hospital

Liverpool, , United Kingdom

Site Status

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

London, , United Kingdom

Site Status

Great Ormand Street Hospital

London, , United Kingdom

Site Status

Royal Manchester Children's Hospital

Manchester, , United Kingdom

Site Status

Countries

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United States Canada United Kingdom

References

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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.

Reference Type RESULT
PMID: 19455024 (View on PubMed)

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.

Reference Type RESULT
PMID: 19451846 (View on PubMed)

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.

Reference Type RESULT
PMID: 20935561 (View on PubMed)

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.

Reference Type RESULT
PMID: 28118559 (View on PubMed)

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.

Reference Type DERIVED
PMID: 30922934 (View on PubMed)

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.

Reference Type DERIVED
PMID: 29884735 (View on PubMed)

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.

Reference Type DERIVED
PMID: 29305927 (View on PubMed)

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.

Reference Type DERIVED
PMID: 25268768 (View on PubMed)

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.

Reference Type DERIVED
PMID: 23842585 (View on PubMed)

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.

Reference Type DERIVED
PMID: 23295834 (View on PubMed)

Related Links

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Other Identifiers

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U01HL094345

Identifier Type: NIH

Identifier Source: secondary_id

View Link

620

Identifier Type: -

Identifier Source: org_study_id

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