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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT02851407
Other study ID # 15-007
Secondary ID
Status Completed
Phase Phase 3
First received
Last updated
Start date September 1, 2016
Est. completion date October 20, 2020

Study information

Verified date February 2022
Source Jazz Pharmaceuticals
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This study is to compare the efficacy and safety of defibrotide prophylaxis in addition to best supportive care versus best supportive care alone in the prevention of hepatic veno- occlusive disease (VOD) in adult and pediatric patients undergoing hematopoietic stem cell transplant who are at high risk or very high risk of developing VOD.


Recruitment information / eligibility

Status Completed
Enrollment 372
Est. completion date October 20, 2020
Est. primary completion date October 20, 2020
Accepts healthy volunteers No
Gender All
Age group 1 Month and older
Eligibility Inclusion Criteria: 1. Patient must be above the age of 1 month as of the start date of study treatment. 2. Patient must be scheduled to undergo allogeneic hematopoietic stem cell transplant (HSCT) (adults or pediatric patients) or autologous HSCT (pediatric patients only) and be at high risk or very high risk of developing veno-occlusive disease (VOD). 3. Female patients (and female partners of male patients) of childbearing potential who are sexually active must agree to use a highly effective method of contraception with their partners during exposure to defibrotide and for 1 week after the last dose of defibrotide. 4. Adult patients must be able to understand and sign a written informed consent. For minor patients, the parent/legal guardian or representative must be able to understand and sign a written informed consent. Assent, when appropriate, will be obtained according to institutional guidelines. Exclusion Criteria: 1. Patient has hemodynamic instability within 24 hours before the start of study treatment. 2. Patient has acute bleeding that is clinically significant within 24 hours before the start of study treatment. 3. Patient used any medication that increases the risk of bleeding within 24 hours before the start of study treatment. 4. Patient is using or plans to use an investigational agent for the prevention or treatment of VOD. 5. Patient, in the opinion of the investigator, may not be able to comply with the safety monitoring requirements of the study. 6. Patient or parent/legal guardian or representative has a psychiatric illness that would prevent the patient or parent/legal guardian or representative from giving informed consent and/or assent. 7. Patient has a serious active disease or co-morbid medical condition, as judged by the investigator, which would interfere with the conduct of this study. 8. Patient is pregnant or lactating and does not agree to stop breastfeeding. 9. Patient has a known history of hypersensitivity to defibrotide or any of the excipients. 10. Patient or parent/legal guardian or representative lacks the full mental capacity to understand and sign a written informed consent. 11. Patient is receiving or plans to receive other investigational therapy during study.

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Defibrotide

Other:
Best Supportive Care


Locations

Country Name City State
Australia Royal Adelaide Hospital Adelaide South Australia
Australia Royal Children's Hospital Melbourne Melbourne Victoria
Belgium Cliniques Universitaires Saint-Luc Bruxelles
Belgium UZ Gent Gent
Belgium UZ Leuven Leuven
Belgium UZ Leuven Gasthuisberg Leuven
Belgium Centre Hospitalier Universitaire du Sart Tilman Liege
Canada Alberta Children's Hospital Calgary Alberta
Canada Sainte Justine Hospital Montreal Quebec
France Hopital Jean Minjoz Besançon
France Institut Paoli Calmettes Marseille
France Hôpital Saint Antoine Paris
France CHU de Poitiers Poitiers
France Institut Universitaire du Cancer de Toulouse - Oncopôle Toulouse
Germany Universitätsklinikum der RWTH Aachen Aachen Nordrhein-Westfalen
Germany Universitätsklinikum Carl Gustav Carus an der TU Dresden Dresden Sachsen
Germany Klinikum Frankfurt Oder GmbH Frankfurt (Oder) Brandenburg
Germany Universitätsklinikum Hamburg Eppendorf Hamburg
Germany Universitätsklinikum Leipzig Leipzig Sachsen
Germany Universitätsklinikum Münster Münster Nordrhein-Westfalen
Germany Klinikum der Universitat Regensburg Regensburg
Israel Rambam Health Care Campus Haifa
Israel Rambam Health Corporation Haifa
Israel Hadassah Ein Kerem Hospital Jerusalem
Israel Schneider Children Medical Center of Israel Peta? Tiqwa
Israel Chaim Sheba Medical Center Ramat Gan
Israel Tel Aviv Sourasky Medical Center Tel Aviv
Italy 11. Azienda Ospedaliero Universitaria Ospedali Riuniti di Ancona-Umberto I G M Lancisi G Salesi Ancona
Italy Azienda Ospedaliero - Universitaria Catania
Italy Azienda Ospedaliera Universitaria Careggi Firenze
Italy AORMN Marche Nord Pesaro
Italy Fondazione Policlinico Universitario A Gemelli Roma
Italy Ospedale Pediatrico Bambino Gesù Roma
Japan Anjo Kosei Hospital Anjo
Japan Hamanomachi Hospital Fukuoka
Japan Fukushima Medical University Hospital Fukushima
Japan Kobe University Hospital Hyogo
Japan Kanagawa Children's Medical Center Kanagawa
Japan National Hospital Organization Kumamoto Medical Center Kumamoto
Japan Japanese Red Cross Nagoya Daiichi Hospital Nagoya
Japan Hyogo College of Medicine Nishinomiya
Japan Osaka City University Hospital Osaka
Japan Osaka International Cancer Institute Osaka
Japan Hokkaido University Hospital Sapporo
Japan Medical Hospital Tokyo Medical and Dental University Tokyo
Japan Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Tokyo
Japan Toranomon Hospital Tokyo
Korea, Republic of Asan Medical Center Seoul
Korea, Republic of Samsung Medical Center Seoul
Korea, Republic of Seoul National University Hospital Seoul
Korea, Republic of Severance Hospital at Yonsei University Health System Seoul
Korea, Republic of The Catholic University of Korea Seoul St. Mary's Hospital Seoul
New Zealand Auckland City Hospital Auckland
Spain Hospital Universitario Germans Trias i Pujol Badalona Barcelona
Spain Hospital Universitario Vall d Hebron Barcelona
Spain Hospital Universitario Reina Sofia Cordoba
Spain Hospital Sant Joan de Deu - PIN Esplugues de Llobregat
Spain Hospital Infantil Universitario Niño Jesus Madrid
Spain Hospital Universitario La Paz Madrid
Spain Hospital Universitario Ramon y Cajal Madrid
Spain Hospital Regional Universitario de Malaga Hospital General Malaga
Spain Hospital General Universitario Morales Meseguer Murcia
Spain Hospital Universitario de Salamanca Salamanca
Spain Hospital Universitario Virgen del Rocio Sevilla
Turkey Medicana International Ankara Hospital Ankara
Turkey Akdeniz University Medical Faculty Department of Pediatrics Antalya Konyaalti
Turkey Medical Park Antalya Hospital Antalya
Turkey Ege Universitesi Tip Fakultesi Bornova
Turkey Acibadem Universitesi Tip Fakultesi Atakent Hastanesi Istanbul
Turkey Erciyes University Medical Faculty Kayseri Talas
Turkey Acibadem Adana Hospital Seyhan
United Kingdom Birmingham Children's Hospital Birmingham
United Kingdom Beatson West of Scotland Cancer Centre Glasgow
United Kingdom Royal Hospital for Children Glasgow
United Kingdom St. James University Hospital Leeds
United Kingdom Great Ormond Street Hospital London
United Kingdom Kings College Hospital London
United States Children's Healthcare of Atlanta Atlanta Georgia
United States Colorado Children's Hospital Aurora Colorado
United States Children's Hospital of Alabama Birmingham Alabama
United States Dana Farber Cancer Institute Boston Massachusetts
United States Tufts Floating Hospital for Children Boston Massachusetts
United States Children's Hospital at Montefiore Bronx New York
United States Medical University of South Carolina - PPDS Charleston South Carolina
United States Ann and Robert H Lurie Childrens Hospital of Chicago Chicago Illinois
United States Cleveland Clinic Cleveland Ohio
United States University Hospital Case Medical Center Cleveland Ohio
United States Nationwide Children's Hospital Columbus Ohio
United States Children's Medical Center Dallas Dallas Texas
United States Children's Hospital of Michigan Detroit Michigan
United States Duke University Medical Center Durham North Carolina
United States Cook Childrens Hospital Fort Worth Texas
United States Penn State Milton S Hershey Medical Center Hershey Pennsylvania
United States MD Anderson Cancer Center Houston Texas
United States Texas Childrens Hospital Houston Texas
United States Children's Mercy Hospital Kansas City Missouri
United States Children's Hospital Los Angeles Los Angeles California
United States Nicklaus Childrens Hospital Miami Florida
United States Children's Hospital of Wisconsin Milwaukee Wisconsin
United States Vanderbilt Ingram Cancer Center Nashville Tennessee
United States Columbia University Medical Center New York New York
United States Memorial Sloan Kettering Cancer Center New York New York
United States Weill Cornell Medical College New York New York
United States Stanford University Palo Alto California
United States Children's Hospital of Philadelphia Philadelphia Pennsylvania
United States Phoenix Children's Hospital Phoenix Arizona
United States Doernbecher Children's Hospital Portland Oregon
United States Johns Hopkins All Children's Hospital Saint Petersburg Florida
United States Primary Children's Hospital Salt Lake City Utah
United States Rady Childrens Hospital San Diego San Diego California
United States University of California San Francisco San Francisco California
United States Fred Hutchinson Cancer Research Center Seattle Washington
United States University of Arizona Cancer Center Tucson Arizona
United States Alfred I Dupont Hospital For Children Wilmington Delaware

Sponsors (1)

Lead Sponsor Collaborator
Jazz Pharmaceuticals

Countries where clinical trial is conducted

United States,  Australia,  Belgium,  Canada,  France,  Germany,  Israel,  Italy,  Japan,  Korea, Republic of,  New Zealand,  Spain,  Turkey,  United Kingdom, 

Outcome

Type Measure Description Time frame Safety issue
Primary Veno-occlusive Disease (VOD)-Free Survival by Day +30 Post-Hematopoietic Stem Cell Transplant (HSCT) Per the Independent Endpoint Adjudication Committee (EPAC) VOD-free survival is a composite of survival status and VOD occurrence as determined by modified Seattle criteria adjudicated by a blinded independent EPAC. An event is defined as a VOD diagnosis (as assessed by the EPAC) or death, whichever, is earlier, up to and including Day +30 post-HSCT. The values reported below are participants who did not experience VOD or death by Day +30 post-HSCT. Day +30 Post-HSCT
Secondary Veno-Occlusive Disease (VOD)-Free Survival by Day +100 Post-Hematopoietic Stem Cell Transplant (HSCT) Per the Independent Endpoint Adjudication Committee (EPAC) VOD-free survival is a composite of survival status and VOD occurrence as determined by modified Seattle criteria adjudicated by a blinded independent EPAC. An event is defined as a VOD diagnosis (as assessed by the EPAC) or death, whichever, is earlier, up to and including Day +100 post-HSCT. The values reported below are participants who did not experience VOD or death by Day +100 post-HSCT. Day +100 Post-HSCT
Secondary Percentage of Participants With Veno-Occlusive Disease (VOD) by Day +30 Post-Hematopoietic Stem Cell Transplant (HSCT) The number of participants who were diagnosed with VOD based on the Modified Seattle Criteria as per blinded EPAC assessment. The percentage was calculated out of the total number of participants in each arm of the study. The values reported below are the numbers and percentages of participants who experienced VOD by Day +30 post-HSCT. Day +30 Post-HSCT
Secondary Veno-Occlusive Disease (VOD)-Free Survival Rate by Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) VOD-free survival is a composite of survival status and VOD occurrence as determined by modified Seattle criteria. An event is defined as a VOD diagnosis or death, whichever, is earlier, up to and including Day +180 post-HSCT. The diagnosis of VOD through Day +100 post-HSCT was based on Endpoint Adjudication Committee (EPAC), and the diagnosis of VOD after Day +100 post-HSCT was based on investigator assessments. The values reported below are participants who did not experience VOD or death by Day +180 post-HSCT. Day +180 Post-HSCT
Secondary Non-Relapse Mortality (NRM) for Defibrotide (DP) and Best Supportive Care (BSC) by Days +100 and +180 Post-Hematopoietic Stem Cell Transplant (HSCT) NRM is defined as death that occurs after HSCT in participants who were noted as having malignant primary disease on the disease history electronic case report form (eCRF) and do not have primary disease relapse post-HSCT. Days +100 and +180 Post-HSCT
Secondary Percentage of Participants With Veno-Occlusive Disease (VOD)-Associated Multi-Organ Dysfunction (MOD) by Days +30 and Days +100 Post-Hematopoietic Stem Cell Transplant (HSCT) in Patients Who Developed VOD VOD-associated MOD is defined for participants as occurring if the investigator answers "Yes" to the question "Has the participant been diagnosed with VOD associated MOD?" in the electronic case report form (eCRF). The values below are the number of participants who received the answer, "Yes." Days +30 and +100 Post-HSCT
Secondary Percentage of Participants Who Had Resolution of Veno-Occlusive Disease (VOD) by Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) The proportion of participants who had resolution of VOD by Day +180 post-HSCT is reported as a percentage. Day +180 Post-HSCT
Secondary Time to Resolution of Veno-Occlusive Disease (VOD) by Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) Time to Resolution of VOD is calculated as follows: Time to Resolution of VOD= [Date of VOD resolution] - [Date of VOD diagnosis by investigator]. Day +180 Post-HSCT
Secondary Percentage of Participants With Veno-Occlusive Disease (VOD) After Day +30 Post-Hematopoietic Stem Cell Transplant (HSCT) up to Days +100 and +180 Post-HSCT The values shown are the number and percentage of participants with VOD after day +30 post-HSCT and on or before Days +100 and +180 post-HSCT. The diagnosis of VOD through Day +100 post-HSCT was made by Endpoint Adjudication Committee (EPAC), and the diagnosis of VOD after Day +100 post-HSCT was based on investigator assessments. Days +100 and +180 Post-HSCT
Secondary Change in 5-Level EuroQol-5D (EQ-5D-5L) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Adult Participants Age = 16 Years: Mobility For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-5L, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 Post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in 5-Level EuroQol-5D (EQ-5D-5L) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Adult Participants Age = 16 Years: Self-Care For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-5L, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 Post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in 5-Level EuroQol-5D (EQ-5D-5L) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Adult Participants Age = 16 Years: Activity For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-5L, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 Post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in 5-Level EuroQol-5D (EQ-5D-5L) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Adult Participants Age = 16 Years: Pain For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-5L, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 Post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in 5-Level EuroQol-5D (EQ-5D-5L) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Adult Participants Age = 16 Years: Anxiety For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-5L, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 Post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 4 and = 7 Years: Mobility For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 4 and = 7 Years: Self-Care For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 4 and = 7 Years: Activity For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 4 and = 7 Years: Pain For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 4 and = 7 Years: Anxiety For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 8 and = 15 Years: Mobility For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 8 and = 15 Years: Self-Care For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 8 and = 15 Years: Activity For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 8 and = 15 Years: Pain For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Change in EuroQol-5D for Youth (EQ-5D-Y) Dimensions From Baseline to Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) for Pediatric Participants Age = 8 and = 15 Years: Anxiety For each of the five dimensions of mobility, self-care, activity, pain, and anxiety based on the descriptive system of the EQ-5D-Y, self-report version, the numbers and percentages of participants for all categories (the three levels of reported problems and question not completed) at Day +180 post-HSCT was assessed. Each dimension was categorized as follows: Condition improved, if the reported level of problem is lower at the assessment than baseline; condition unchanged, if the reported level of problem remains the same; condition deteriorated, if the reported level of problem is higher at that assessment than at baseline; and unknown, if the reported level of problem is missing either at baseline or at that assessment. Day +180 Post-HSCT
Secondary Maximum Plasma Concentration (Cmax) of Defibrotide Prophylaxis During the Prophylaxis Phase Cmax is the maximum defibrotide plasma concentration, obtained directly from the observed data. Cmax is a summary statistic and it is not reported on an hourly basis. If veno-occlusive disease (VOD) occurs, the prophylaxis phase starts on the baseline date and ends on the day before the start date of rescue defibrotide. If VOD does not occur, the prophylaxis phase starts on the baseline date and ends on the date of study completion/early termination. Day +1 and +7 Post-HSCT
Secondary Area Under the Defibrotide Concentration-Time Curve (AUClast) of Defibrotide Prophylaxis During the Prophylaxis Phase AUClast is the area under the defibrotide concentration-time curve from 0 (pre-dose) to time of last quantifiable defibrotide concentration at time "t". AUClast is a summary statistic and it is not reported on an hourly basis. If veno-occlusive disease (VOD) occurs, the prophylaxis phase starts on the baseline date and ends on the day before the start date of rescue defibrotide. If VOD does not occur, the prophylaxis phase starts on the baseline date and ends on the date of study completion/early termination. Day +1 and +7 Post-HSCT
Secondary Mean Clearance of Defibrotide Prophylaxis During the Prophylaxis Phase Mean systemic clearance after intravenous dosing. Mean clearance is a summary statistic and it is not reported on an hourly basis. If veno-occlusive disease (VOD) occurs, the prophylaxis phase starts on the baseline date and ends on the day before the start date of rescue defibrotide. If VOD does not occur, the prophylaxis phase starts on the baseline date and ends on the date of study completion/early termination. Day +1 and +7 Post-HSCT
Secondary Volume of Distribution of Defibrotide Prophylaxis During the Prophylaxis Phase Mean volume of distribution following intravenous dosing. Mean volume of distribution is a summary statistic and it is not reported on an hourly basis.If veno-occlusive disease (VOD) occurs, the prophylaxis phase starts on the baseline date and ends on the day before the start date of rescue defibrotide. If VOD does not occur, the prophylaxis phase starts on the baseline date and ends on the date of study completion/early termination. Day +1 and +7 Post-HSCT
Secondary Maximum Plasma Concentration (Cmax) of Defibrotide Prophylaxis During the Rescue Phase Cmax is the maximum defibrotide plasma concentration, obtained directly from the observed data. Cmax is a summary statistic and it is not reported on an hourly basis. For the subset of participants who developed veno-occlusive disease (VOD) and received rescue defibrotide, the rescue treatment phase begins on the start date of rescue defibrotide and ends on the date of study completion/early termination. Day +14 Post-VOD Treatment
Secondary Area Under the Defibrotide Concentration-Time Curve (AUClast) of Defibrotide Prophylaxis During the Rescue Phase AUClast is the area under the defibrotide concentration-time curve from 0 (pre-dose) to time of last quantifiable defibrotide concentration at time "t". AUClast is a summary statistic and it is not reported on an hourly basis. For the subset of participants who developed veno-occlusive disease (VOD) and received rescue defibrotide, the rescue treatment phase begins on the start date of rescue defibrotide and ends on the date of study completion/early termination. Day +14 Post-VOD Treatment
Secondary Volume of Distribution of Defibrotide Prophylaxis During the Rescue Phase Mean volume of distribution following intravenous dosing. Mean volume of distribution is a summary statistic and it is not reported on an hourly basis. For the subset of participants who developed veno-occlusive disease (VOD) and received rescue defibrotide, the rescue treatment phase begins on the start date of rescue defibrotide and ends on the date of study completion/early termination. Day +14 Post-VOD Treatment
Secondary Percentage of Participants With Grades 2, 3, and 4 Acute Graft-Versus-Host-Disease (GvHD) by Days +30, +100, and +180 Post-Hematopoietic Stem Cell Transplant (HSCT) in the Prophylaxis Phase The number and percentage of participants with Grade 2-4 acute GvHD in the prophylaxis phase. Grade 2 is defined as Skin stage = 3, or Liver stage = 1, or GI stage = 1. Grade 3 is defined as Skin stage = 3, or Liver stage = 2-3, or GI stage = 2-4. Grade 4 is defined as a Skin stage = 4, or Liver stage = 4, or GI stage = 2-4. Days +30, +100, and +180 Post-HSCT
Secondary Percentage of Participants With Grades 2, 3, and 4 Acute Graft-Versus-Host-Disease (GvHD) by Days +30, +100, and +180 Post-Hematopoietic Stem Cell Transplant (HSCT) in the Rescue Phase The number and percentage of participants with Grade 2-4 acute GvHD in the rescue phase. Grade 2 is defined as Skin stage = 3, or Liver stage = 1, or GI stage = 1. Grade 3 is defined as Skin stage = 3, or Liver stage = 2-3, or GI stage = 2-4. Grade 4 is defined as a Skin stage = 4, or Liver stage = 4, or GI stage = 2-4. Days +30, +100, and +180 Post-HSCT
Secondary Percentage of Participants With Chronic Graft-Versus-Host-Disease (GvHD) by Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) The values shown are the number and percentages of participants who developed chronic GvHD by Day +180 post-HSCT in the prophylaxis phase and rescue phase. Day +180 Post-HSCT
Secondary Number of Participants With Graft Failure During the Prophylaxis Phase and Rescue Phase Graft failure is defined as participants that after hematopoietic stem cell transplant (HSCT) never reached an absolute neutrophil count >0.5 x 10^9/L that is maintained for three consecutive days or a platelet count >20 x 10^9/L without a platelet transfusion in the preceding seven days. If veno-occlusive disease (VOD) occurs, the prophylaxis phase starts on the baseline date and ends on the day before the start date of rescue defibrotide. If VOD does not occur, the prophylaxis phase starts on the baseline date and ends on the date of study completion/early termination. For the subset of participants who developed VOD and received rescue defibrotide, the rescue treatment phase begins on the start date of rescue defibrotide and ends on the date of study completion/early termination. Day +180 Post-HSCT
Secondary Number of Participants With Neutrophil Engraftment by Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) The date of neutrophil engraftment was recorded on the electronic case report form (eCRF) and is defined as the first date after HSCT of an absolute neutrophil count >0.5 x 10^9/L that is maintained for three consecutive days. The definition of "absolute neutrophil count" includes both segmented neutrophils and "bands," immature neutrophils. The number of participants with neutrophil engraftment was assessed. Day +180 Post-HSCT
Secondary Number of Participants With Platelet Engraftment by Day +180 Post-Hematopoietic Stem Cell Transplant (HSCT) The date of platelet engraftment was recorded on the electronic case report form (eCRF) and is defined as the first date after HSCT of a platelet count >20 x 10^9/L without a platelet transfusion in the preceding seven days. The number of participants with platelet engraftment was assessed. Day +180 Post-HSCT
See also
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