A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease

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First, we would like to acknowledge and thank all the patients for willingly participating in medical research and making advancement in the care of patients with sickle cell disease possible. VAS is supported by an American Society of Hematology Scholar Award, and National Heart, Lung and Blood Ins...

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Detalles Bibliográficos
Autores: George P.E., Bazo-Alvarez J.C., Sheehan V.A.
Formato: artículo
Fecha de Publicación:2018
Institución:Consejo Nacional de Ciencia Tecnología e Innovación
Repositorio:CONCYTEC-Institucional
Lenguaje:inglés
OAI Identifier:oai:repositorio.concytec.gob.pe:20.500.12390/502
Enlace del recurso:https://hdl.handle.net/20.500.12390/502
https://doi.org/10.1097/MPH.0000000000001177
Nivel de acceso:acceso abierto
Materia:hydroxyurea
hemoglobin
absolute neutrophil count
absolute reticulocyte count
age
https://purl.org/pe-repo/ocde/ford#3.02.00
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oai_identifier_str oai:repositorio.concytec.gob.pe:20.500.12390/502
network_acronym_str CONC
network_name_str CONCYTEC-Institucional
repository_id_str 4689
dc.title.none.fl_str_mv A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
title A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
spellingShingle A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
George P.E.
hydroxyurea
hemoglobin
absolute neutrophil count
absolute reticulocyte count
age
https://purl.org/pe-repo/ocde/ford#3.02.00
title_short A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
title_full A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
title_fullStr A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
title_full_unstemmed A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
title_sort A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease
author George P.E.
author_facet George P.E.
Bazo-Alvarez J.C.
Sheehan V.A.
author_role author
author2 Bazo-Alvarez J.C.
Sheehan V.A.
author2_role author
author
dc.contributor.author.fl_str_mv George P.E.
Bazo-Alvarez J.C.
Sheehan V.A.
dc.subject.none.fl_str_mv hydroxyurea
topic hydroxyurea
hemoglobin
absolute neutrophil count
absolute reticulocyte count
age
https://purl.org/pe-repo/ocde/ford#3.02.00
dc.subject.es_PE.fl_str_mv hemoglobin
absolute neutrophil count
absolute reticulocyte count
age
dc.subject.ocde.none.fl_str_mv https://purl.org/pe-repo/ocde/ford#3.02.00
description First, we would like to acknowledge and thank all the patients for willingly participating in medical research and making advancement in the care of patients with sickle cell disease possible. VAS is supported by an American Society of Hematology Scholar Award, and National Heart, Lung and Blood Institute, 1K08DK110448-01. JCBA has been sponsored by Cienciactiva, an initiative of the Peruvian National Council of Science, Technology and Technological Innovation (CONCYTEC); grant contract number 231-2015-FONDECYT. PEG would also like to thank Dr. Alex George for access to clinical data and help with the study preparation and conceptualization.
publishDate 2018
dc.date.accessioned.none.fl_str_mv 2024-05-30T23:13:38Z
dc.date.available.none.fl_str_mv 2024-05-30T23:13:38Z
dc.date.issued.fl_str_mv 2018
dc.type.none.fl_str_mv info:eu-repo/semantics/article
format article
dc.identifier.uri.none.fl_str_mv https://hdl.handle.net/20.500.12390/502
dc.identifier.doi.none.fl_str_mv https://doi.org/10.1097/MPH.0000000000001177
dc.identifier.scopus.none.fl_str_mv 2-s2.0-85049264120
url https://hdl.handle.net/20.500.12390/502
https://doi.org/10.1097/MPH.0000000000001177
identifier_str_mv 2-s2.0-85049264120
dc.language.iso.none.fl_str_mv eng
language eng
dc.relation.ispartof.none.fl_str_mv Journal of Pediatric Hematology/Oncology
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.publisher.none.fl_str_mv Lippincott Williams and Wilkins
publisher.none.fl_str_mv Lippincott Williams and Wilkins
dc.source.none.fl_str_mv reponame:CONCYTEC-Institucional
instname:Consejo Nacional de Ciencia Tecnología e Innovación
instacron:CONCYTEC
instname_str Consejo Nacional de Ciencia Tecnología e Innovación
instacron_str CONCYTEC
institution CONCYTEC
reponame_str CONCYTEC-Institucional
collection CONCYTEC-Institucional
repository.name.fl_str_mv Repositorio Institucional CONCYTEC
repository.mail.fl_str_mv repositorio@concytec.gob.pe
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spelling Publicationrp00646600rp00647600rp00648600George P.E.Bazo-Alvarez J.C.Sheehan V.A.2024-05-30T23:13:38Z2024-05-30T23:13:38Z2018https://hdl.handle.net/20.500.12390/502https://doi.org/10.1097/MPH.00000000000011772-s2.0-85049264120First, we would like to acknowledge and thank all the patients for willingly participating in medical research and making advancement in the care of patients with sickle cell disease possible. VAS is supported by an American Society of Hematology Scholar Award, and National Heart, Lung and Blood Institute, 1K08DK110448-01. JCBA has been sponsored by Cienciactiva, an initiative of the Peruvian National Council of Science, Technology and Technological Innovation (CONCYTEC); grant contract number 231-2015-FONDECYT. PEG would also like to thank Dr. Alex George for access to clinical data and help with the study preparation and conceptualization.Hydroxyurea (HU) has proven hematologic and clinical benefits, especially when escalated to the maximum tolerated dose (MTD). We reviewed clinical data from patients with sickle cell disease (January 2011 to 2016) to determine baseline sociodemographic and laboratory parameters associated with reaching HU MTD without significant delays. In total, 210 patients (mean HU start age, 6.6 y) were included. Initial Kaplan-Meier event analysis showed 1 year to be an inflection point for reaching MTD. In total, 116 patients (55%) reached MTD in <1 year, with 56 (27%) taking >1 year to reach MTD and 38 (18%) patients not successfully reaching MTD during follow-up. In both crude and adjusted analyses, age at HU start was found to be significantly and inversely associated with reaching MTD within 1 year. The data presented, specifically the inflection point of reaching MTD at 1 year and the association of young HU start age with reaching MTD within a year, suggest that successful achievement of MTD may be facilitated by starting patients on HU at a young age and that older patients should receive additional intervention to attain MTD within 1 year. Patients who do not achieve MTD within a year may need the most extensive intervention.Consejo Nacional de Ciencia, Tecnología e Innovación Tecnológica - ConcytecengLippincott Williams and WilkinsJournal of Pediatric Hematology/Oncologyinfo:eu-repo/semantics/openAccesshydroxyureahemoglobin-1absolute neutrophil count-1absolute reticulocyte count-1age-1https://purl.org/pe-repo/ocde/ford#3.02.00-1A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Diseaseinfo:eu-repo/semantics/articlereponame:CONCYTEC-Institucionalinstname:Consejo Nacional de Ciencia Tecnología e Innovacióninstacron:CONCYTEC#PLACEHOLDER_PARENT_METADATA_VALUE##PLACEHOLDER_PARENT_METADATA_VALUE##PLACEHOLDER_PARENT_METADATA_VALUE#20.500.12390/502oai:repositorio.concytec.gob.pe:20.500.12390/5022024-05-30 15:22:00.283http://purl.org/coar/access_right/c_14cbinfo:eu-repo/semantics/closedAccessmetadata only accesshttps://repositorio.concytec.gob.peRepositorio Institucional CONCYTECrepositorio@concytec.gob.pe#PLACEHOLDER_PARENT_METADATA_VALUE##PLACEHOLDER_PARENT_METADATA_VALUE##PLACEHOLDER_PARENT_METADATA_VALUE#<Publication xmlns="https://www.openaire.eu/cerif-profile/1.1/" id="dabf6e36-0fe2-4d42-9598-643e8db57733"> <Type xmlns="https://www.openaire.eu/cerif-profile/vocab/COAR_Publication_Types">http://purl.org/coar/resource_type/c_1843</Type> <Language>eng</Language> <Title>A Retrospective Analysis of Sociodemographic and Hematologic Characteristics Associated with Achieving Optimal Hydroxyurea Therapy in Children with Sickle Cell Disease</Title> <PublishedIn> <Publication> <Title>Journal of Pediatric Hematology/Oncology</Title> </Publication> </PublishedIn> <PublicationDate>2018</PublicationDate> <DOI>https://doi.org/10.1097/MPH.0000000000001177</DOI> <SCP-Number>2-s2.0-85049264120</SCP-Number> <Authors> <Author> <DisplayName>George P.E.</DisplayName> <Person id="rp00646" /> <Affiliation> <OrgUnit> </OrgUnit> </Affiliation> </Author> <Author> <DisplayName>Bazo-Alvarez J.C.</DisplayName> <Person id="rp00647" /> <Affiliation> <OrgUnit> </OrgUnit> </Affiliation> </Author> <Author> <DisplayName>Sheehan V.A.</DisplayName> <Person id="rp00648" /> <Affiliation> <OrgUnit> </OrgUnit> </Affiliation> </Author> </Authors> <Editors> </Editors> <Publishers> <Publisher> <DisplayName>Lippincott Williams and Wilkins</DisplayName> <OrgUnit /> </Publisher> </Publishers> <Keyword>hydroxyurea</Keyword> <Keyword>hemoglobin</Keyword> <Keyword>absolute neutrophil count</Keyword> <Keyword>absolute reticulocyte count</Keyword> <Keyword>age</Keyword> <Abstract>Hydroxyurea (HU) has proven hematologic and clinical benefits, especially when escalated to the maximum tolerated dose (MTD). We reviewed clinical data from patients with sickle cell disease (January 2011 to 2016) to determine baseline sociodemographic and laboratory parameters associated with reaching HU MTD without significant delays. In total, 210 patients (mean HU start age, 6.6 y) were included. Initial Kaplan-Meier event analysis showed 1 year to be an inflection point for reaching MTD. In total, 116 patients (55%) reached MTD in &lt;1 year, with 56 (27%) taking &gt;1 year to reach MTD and 38 (18%) patients not successfully reaching MTD during follow-up. In both crude and adjusted analyses, age at HU start was found to be significantly and inversely associated with reaching MTD within 1 year. The data presented, specifically the inflection point of reaching MTD at 1 year and the association of young HU start age with reaching MTD within a year, suggest that successful achievement of MTD may be facilitated by starting patients on HU at a young age and that older patients should receive additional intervention to attain MTD within 1 year. Patients who do not achieve MTD within a year may need the most extensive intervention.</Abstract> <Access xmlns="http://purl.org/coar/access_right" > </Access> </Publication> -1
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