{"id":"https://openalex.org/W2000446369","doi":"https://doi.org/10.1215/s1152851704001231","title":"High failure rate in spinal ependymomas with long-term follow-up","display_name":"High failure rate in spinal ependymomas with long-term follow-up","publication_year":2005,"publication_date":"2005-07-01","ids":{"openalex":"https://openalex.org/W2000446369","doi":"https://doi.org/10.1215/s1152851704001231","mag":"2000446369","pmid":"https://pubmed.ncbi.nlm.nih.gov/16053700","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/1871913"},"language":"en","primary_location":{"id":"doi:10.1215/s1152851704001231","doi":"https://doi.org/10.1215/s1152851704001231","is_oa":true,"landing_page_url":"https://doi.org/10.1215/s1152851704001231","pdf_url":"https://academic.oup.com/neuro-oncology/article-pdf/7/3/254/13066214/NO007-03_05Gomez.pdf","source":{"id":"https://openalex.org/S106908163","display_name":"Neuro-Oncology","issn_l":"1522-8517","issn":["1522-8517","1523-5866"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neuro-Oncology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://academic.oup.com/neuro-oncology/article-pdf/7/3/254/13066214/NO007-03_05Gomez.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055965589","display_name":"Daniel Richard Gomez","orcid":"https://orcid.org/0009-0003-8617-3868","observed_orcids":["https://orcid.org/0009-0003-8617-3868"]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Daniel R. Gomez","raw_affiliation_strings":["Department of Radiation Oncology, University of California, San Francisco, CA 94143, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiation Oncology, University of California, San Francisco, CA 94143, USA","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010867075","display_name":"Brian T. Missett","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brian T. Missett","raw_affiliation_strings":["Departments of Radiation Oncology (D","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departments of Radiation Oncology (D","institution_ids":[]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114049926","display_name":"William M. Wara","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"William M. Wara","raw_affiliation_strings":["Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","institution_ids":["https://openalex.org/I180670191"]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061018141","display_name":"Kathleen R. Lamborn","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kathleen R. Lamborn","raw_affiliation_strings":["Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","institution_ids":["https://openalex.org/I180670191"]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046264008","display_name":"Michael D. Prados","orcid":"https://orcid.org/0000-0002-9630-2075","observed_orcids":["https://orcid.org/0000-0002-9630-2075"]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael D. Prados","raw_affiliation_strings":["Departments of Radiation Oncology (D","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departments of Radiation Oncology (D","institution_ids":[]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103028193","display_name":"Susan Marina Chang","orcid":"https://orcid.org/0009-0001-2084-3959","observed_orcids":["https://orcid.org/0009-0001-2084-3959"]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Susan Chang","raw_affiliation_strings":["Department of Radiation Oncology , University of California , San Francisco , 1600 Divisadero , San Francisco , CA 94143 , USA","Departments of Radiation Oncology (D","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiation Oncology , University of California , San Francisco , 1600 Divisadero , San Francisco , CA 94143 , USA","institution_ids":["https://openalex.org/I180670191"]},{"raw_affiliation_string":"Departments of Radiation Oncology (D","institution_ids":[]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006262715","display_name":"Mitchel Stuart Berger","orcid":"https://orcid.org/0000-0003-1983-4892","observed_orcids":["https://orcid.org/0000-0003-1983-4892"]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mitchel S. Berger","raw_affiliation_strings":["Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","institution_ids":["https://openalex.org/I180670191"]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085032736","display_name":"Daphne Adele Haas-Kogan","orcid":"https://orcid.org/0000-0002-2378-4800","observed_orcids":["https://orcid.org/0000-0002-2378-4800"]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daphne A. Haas-Kogan","raw_affiliation_strings":["Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","University of California at San Francisco,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Brain Tumor Research Center and Neurosurgery (K..B.) , University of California , San Francisco , CA 94143 , USA","institution_ids":["https://openalex.org/I180670191"]},{"raw_affiliation_string":"University of California at San Francisco,","institution_ids":["https://openalex.org/I180670191"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5055965589"],"corresponding_institution_ids":["https://openalex.org/I180670191"],"apc_list":{"value":5132,"currency":"USD","value_usd":5132},"apc_paid":null,"fwci":0.3446,"has_fulltext":true,"cited_by_count":85,"citation_normalized_percentile":{"value":0.63891748,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":92,"max":99},"biblio":{"volume":"7","issue":"3","first_page":"254","last_page":"259"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10129","display_name":"Glioma Diagnosis and Treatment","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10129","display_name":"Glioma Diagnosis and Treatment","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11251","display_name":"Meningioma and schwannoma management","score":0.0015999999595806003,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12108","display_name":"Management of metastatic bone disease","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/spinal-ependymoma","display_name":"spinal ependymoma","score":0.9819999933242798},{"id":"https://openalex.org/keywords/tumor-recurrence","display_name":"tumor recurrence","score":0.6380000114440918},{"id":"https://openalex.org/keywords/time-to-progression","display_name":"time to progression","score":0.7889999747276306},{"id":"https://openalex.org/keywords/postoperative-radiotherapy","display_name":"postoperative radiotherapy","score":0.7289999723434448},{"id":"https://openalex.org/keywords/extent-of-resection","display_name":"extent of resection","score":0.878000020980835},{"id":"https://openalex.org/keywords/prognostic-factors","display_name":"prognostic factors","score":0.9259999990463257},{"id":"https://openalex.org/keywords/local-recurrence","display_name":"local recurrence","score":0.75},{"id":"https://openalex.org/keywords/survival-after-progression","display_name":"survival after progression","score":0.703000009059906},{"id":"https://openalex.org/keywords/radiation-dose","display_name":"radiation dose","score":0.7149999737739563},{"id":"https://openalex.org/keywords/karnofsky-performance-status","display_name":"Karnofsky performance status","score":0.9079999923706055},{"id":"https://openalex.org/keywords/multifocal-tumors","display_name":"multifocal tumors","score":0.7409999966621399},{"id":"https://openalex.org/keywords/tumor-location","display_name":"tumor location","score":0.7929999828338623}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8967472314834595},{"id":"https://openalex.org/C50382708","wikidata":"https://www.wikidata.org/wiki/Q223218","display_name":"Proportional hazards model","level":2,"score":0.6337965726852417},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.5868375897407532},{"id":"https://openalex.org/C509974204","wikidata":"https://www.wikidata.org/wiki/Q180507","display_name":"Radiation therapy","level":2,"score":0.5568521618843079},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.5377317667007446},{"id":"https://openalex.org/C2781432949","wikidata":"https://www.wikidata.org/wiki/Q1346753","display_name":"Ependymoma","level":2,"score":0.5310488343238831},{"id":"https://openalex.org/C144301174","wikidata":"https://www.wikidata.org/wiki/Q7893852","display_name":"Univariate analysis","level":3,"score":0.4889472723007202},{"id":"https://openalex.org/C2780775167","wikidata":"https://www.wikidata.org/wiki/Q9606","display_name":"Spinal cord","level":2,"score":0.4372306764125824},{"id":"https://openalex.org/C10515644","wikidata":"https://www.wikidata.org/wiki/Q543310","display_name":"Survival analysis","level":2,"score":0.4250534772872925},{"id":"https://openalex.org/C2780739268","wikidata":"https://www.wikidata.org/wiki/Q2112244","display_name":"Progression-free survival","level":3,"score":0.42441314458847046},{"id":"https://openalex.org/C3019894029","wikidata":"https://www.wikidata.org/wiki/Q332823","display_name":"Overall survival","level":2,"score":0.38062024116516113},{"id":"https://openalex.org/C38180746","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate analysis","level":2,"score":0.3666883111000061},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2537977993488312},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004806","descriptor_name":"Ependymoma","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":true},{"descriptor_ui":"D004806","descriptor_name":"Ependymoma","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005500","descriptor_name":"Follow-Up Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009364","descriptor_name":"Neoplasm Recurrence, Local","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":true},{"descriptor_ui":"D011379","descriptor_name":"Prognosis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013120","descriptor_name":"Spinal Cord Neoplasms","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":true},{"descriptor_ui":"D013120","descriptor_name":"Spinal Cord Neoplasms","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D015996","descriptor_name":"Survival Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016896","descriptor_name":"Treatment Outcome","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017211","descriptor_name":"Treatment Failure","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":5,"locations":[{"id":"doi:10.1215/s1152851704001231","doi":"https://doi.org/10.1215/s1152851704001231","is_oa":true,"landing_page_url":"https://doi.org/10.1215/s1152851704001231","pdf_url":"https://academic.oup.com/neuro-oncology/article-pdf/7/3/254/13066214/NO007-03_05Gomez.pdf","source":{"id":"https://openalex.org/S106908163","display_name":"Neuro-Oncology","issn_l":"1522-8517","issn":["1522-8517","1523-5866"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neuro-Oncology","raw_type":"journal-article"},{"id":"pmh:oai:europepmc.org:1351573","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/1871913","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:1871913","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/1871913","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neuro-oncol","raw_type":"Text"},{"id":"pmid:16053700","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/16053700","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neuro-oncology","raw_type":"Clinical Conference"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.619.3511","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.619.3511","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://neuro-oncology.oxfordjournals.org/content/7/3/254.full.pdf","raw_type":"text"}],"best_oa_location":{"id":"doi:10.1215/s1152851704001231","doi":"https://doi.org/10.1215/s1152851704001231","is_oa":true,"landing_page_url":"https://doi.org/10.1215/s1152851704001231","pdf_url":"https://academic.oup.com/neuro-oncology/article-pdf/7/3/254/13066214/NO007-03_05Gomez.pdf","source":{"id":"https://openalex.org/S106908163","display_name":"Neuro-Oncology","issn_l":"1522-8517","issn":["1522-8517","1523-5866"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neuro-Oncology","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9922999739646912,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[{"id":"https://openalex.org/G1223840067","display_name":"NABTC Central Operation Grant (UCSF Project Leader)","funder_award_id":"U01CA062399","funder_id":"https://openalex.org/F4320337351","funder_display_name":"National Cancer Institute"},{"id":"https://openalex.org/G4683923970","display_name":null,"funder_award_id":"NCI UO1-CA62399","funder_id":"https://openalex.org/F4320332162","funder_display_name":"Centers for Disease Control and Prevention"},{"id":"https://openalex.org/G9000868711","display_name":"Cancer Center Support Grant","funder_award_id":"P30CA082103","funder_id":"https://openalex.org/F4320337351","funder_display_name":"National Cancer Institute"}],"funders":[{"id":"https://openalex.org/F4320306906","display_name":"Children's Brain Tumor Foundation","ror":"https://ror.org/0053krp57"},{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320332162","display_name":"Centers for Disease Control and Prevention","ror":"https://ror.org/042twtr12"},{"id":"https://openalex.org/F4320337351","display_name":"National Cancer Institute","ror":"https://ror.org/040gcmg81"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2000446369.pdf","grobid_xml":"https://content.openalex.org/works/W2000446369.grobid-xml"},"referenced_works_count":14,"referenced_works":["https://openalex.org/W1996449170","https://openalex.org/W2009976209","https://openalex.org/W2032180303","https://openalex.org/W2038617009","https://openalex.org/W2046323887","https://openalex.org/W2046895737","https://openalex.org/W2053263137","https://openalex.org/W2078423048","https://openalex.org/W2113379379","https://openalex.org/W2147077571","https://openalex.org/W2320402756","https://openalex.org/W2332269133","https://openalex.org/W2429628640","https://openalex.org/W3198725077"],"related_works":["https://openalex.org/W7099444365","https://openalex.org/W57352061","https://openalex.org/W2032180303","https://openalex.org/W2082000635","https://openalex.org/W3103106686","https://openalex.org/W2147077571","https://openalex.org/W2781815873","https://openalex.org/W1988042084","https://openalex.org/W2418805278","https://openalex.org/W2774303395"],"abstract_inverted_index":{"Data":[0],"on":[1],"spinal":[2,57,167],"ependymomas":[3,59,168],"are":[4,120,169],"sparse,":[5],"and":[6,27,30,38,81,115,123,196,234],"prognostic":[7,52,149],"factors":[8,150],"remain":[9],"controversial.":[10],"The":[11,68,95,206],"primary":[12],"aim":[13],"of":[14,33,50,70,74,112,140,155,178,210,219],"this":[15],"study":[16],"is":[17,132],"to":[18,35,66,194,214,217,221],"review":[19],"a":[20,43,175],"historical":[21],"cohort,":[22],"with":[23,56,138,159,174,191],"large":[24,176],"patient":[25],"numbers":[26],"long":[28],"follow-up,":[29],"provide":[31],"estimates":[32,111],"time":[34,193],"progression":[36,118],"(TTP)":[37],"survival":[39],"after":[40,144,185],"progression.":[41],"As":[42],"secondary":[44],"aim,":[45],"we":[46,197],"assess":[47],"the":[48,90,148],"effects":[49],"potential":[51],"variables.":[53],"Thirty-seven":[54],"patients":[55,99,226],"cord":[58],"received":[60],"postoperative":[61],"radiation":[62,71,216],"therapy":[63],"from":[64],"1955":[65],"2001.":[67],"influences":[69],"dose,":[72],"extent":[73,154],"resection,":[75],"Karnofsky":[76],"performance":[77],"score,":[78],"tumor":[79],"location,":[80],"multifocality":[82],"were":[83],"assessed":[84],"in":[85],"univariate":[86],"analyses":[87],"by":[88],"using":[89],"Cox":[91],"proportional":[92],"hazards":[93],"model.":[94],"median":[96],"follow-up":[97],"for":[98,128,166,224],"who":[100,130,227],"did":[101],"not":[102,229],"fail":[103],"was":[104],"121":[105],"months":[106,134],"(range,":[107,135],"8-312":[108],"months).":[109],"Kaplan-Meier":[110],"5-,":[113],"10-,":[114],"15-year":[116],"percentage":[117],"free":[119],"75%+/-7.4%,":[121],"50%+/-9.1%,":[122],"46%+/-9.3%,":[124],"respectively.":[125],"Median":[126],"TTP,":[127],"those":[129],"recurred,":[131],"68":[133],"2-324":[136],"months),":[137],"12":[139],"21":[141],"failures":[142,179],"occurring":[143,180],"five":[145,183],"years.":[146],"Of":[147],"examined,":[151],"only":[152],"greater":[153],"resection":[156,189],"significantly":[157],"correlated":[158],"longer":[160,192],"TTP":[161],"(P=0.02).":[162],"Local":[163],"relapse":[164],"rates":[165],"higher":[170],"than":[171,182],"previously":[172],"cited,":[173],"proportion":[177],"more":[181],"years":[184],"diagnosis.":[186],"Extensive":[187],"surgical":[188,204],"correlates":[190],"recurrence,":[195],"thus":[198],"recommend":[199,215],"maximal":[200],"excision":[201],"while":[202],"avoiding":[203],"morbidity.":[205],"overall":[207],"high":[208],"rate":[209],"recurrence":[211],"leads":[212],"us":[213],"doses":[218],"45":[220],"54":[222],"Gy":[223],"all":[225],"do":[228],"have":[230],"gross":[231],"total":[232],"resections,":[233],"long,":[235],"close":[236],"follow-up.":[237]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":8},{"year":2013,"cited_by_count":8},{"year":2012,"cited_by_count":6}],"updated_date":"2026-11-06T12:05:46.655746","created_date":"2016-06-24T00:00:00"}
