{"id":"https://openalex.org/W238950","doi":null,"title":"Precision and negative predictive value of links between ClinicalTrials.gov and PubMed.","display_name":"Precision and negative predictive value of links between ClinicalTrials.gov and PubMed.","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W238950","mag":"238950","pmid":"https://pubmed.ncbi.nlm.nih.gov/23304310","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/3540528"},"language":"en","primary_location":{"id":"pmh:oai:pubmedcentral.nih.gov:3540528","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3540528","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3540528/pdf/amia_2012_symp_0400.pdf","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":"AMIA Annu Symp Proc","raw_type":"Text"},"volume":null,"type":"article","indexed_in":["pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3540528/pdf/amia_2012_symp_0400.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5046553003","display_name":"Vojtech Huser","orcid":"https://orcid.org/0000-0002-0709-6573","observed_orcids":["https://orcid.org/0000-0002-0709-6573"]},"institutions":[{"id":"https://openalex.org/I1299303238","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88","country_code":"US","type":"government","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238"]},{"id":"https://openalex.org/I4210155647","display_name":"National Institutes of Health Clinical Center","ror":"https://ror.org/04vfsmv21","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210155647"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vojtech Huser","raw_affiliation_strings":["Laboratory for Informatics Development, NIH Clinical Center, Bethesda, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory for Informatics Development, NIH Clinical Center, Bethesda, MD, USA","institution_ids":["https://openalex.org/I1299303238","https://openalex.org/I4210155647"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5085160284","display_name":"James J. Cimino","orcid":"https://orcid.org/0000-0003-4101-1622","observed_orcids":["https://orcid.org/0000-0003-4101-1622"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"James J Cimino","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.2706,"has_fulltext":true,"cited_by_count":27,"citation_normalized_percentile":{"value":0.91772339,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"2012","issue":null,"first_page":"400","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10206","display_name":"Meta-analysis and systematic reviews","score":0.6464999914169312,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10206","display_name":"Meta-analysis and systematic reviews","score":0.6464999914169312,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11937","display_name":"Research Data Management Practices","score":0.08169999718666077,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13607","display_name":"Academic Publishing and Open Access","score":0.06350000202655792,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/clinicaltrials-gov","display_name":"ClinicalTrials.gov","score":0.9900000095367432},{"id":"https://openalex.org/keywords/clinical-trial-registries","display_name":"clinical trial registries","score":0.8669999837875366},{"id":"https://openalex.org/keywords/precision","display_name":"precision","score":0.7350000143051147},{"id":"https://openalex.org/keywords/negative-predictive-value","display_name":"negative predictive value","score":1.0},{"id":"https://openalex.org/keywords/publication-bias","display_name":"publication bias","score":0.9049999713897705},{"id":"https://openalex.org/keywords/medline","display_name":"MEDLINE","score":0.5400000214576721}],"concepts":[{"id":"https://openalex.org/C535046627","wikidata":"https://www.wikidata.org/wiki/Q30612","display_name":"Clinical trial","level":2,"score":0.7184723019599915},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.5738365054130554},{"id":"https://openalex.org/C95190672","wikidata":"https://www.wikidata.org/wiki/Q815382","display_name":"Meta-analysis","level":2,"score":0.5540772080421448},{"id":"https://openalex.org/C2780233690","wikidata":"https://www.wikidata.org/wiki/Q535347","display_name":"Transparency (behavior)","level":2,"score":0.5521501302719116},{"id":"https://openalex.org/C2780439572","wikidata":"https://www.wikidata.org/wiki/Q919364","display_name":"Publication bias","level":3,"score":0.5281907320022583},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.5123961567878723},{"id":"https://openalex.org/C19527891","wikidata":"https://www.wikidata.org/wiki/Q1120908","display_name":"Medical physics","level":1,"score":0.4906229078769684},{"id":"https://openalex.org/C129848803","wikidata":"https://www.wikidata.org/wiki/Q2564360","display_name":"Sample size determination","level":2,"score":0.4712921679019928},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.35111355781555176},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.19468489289283752},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13428464531898499},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06557503342628479},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D002986","descriptor_name":"Clinical Trials as Topic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009317","descriptor_name":"National Library of Medicine (U.S.)","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012042","descriptor_name":"Registries","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014481","descriptor_name":"United States","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016208","descriptor_name":"Databases, Factual","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016239","descriptor_name":"MEDLINE","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D039781","descriptor_name":"PubMed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D057170","descriptor_name":"Translational Research, Biomedical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"pmh:oai:pubmedcentral.nih.gov:3540528","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3540528","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3540528/pdf/amia_2012_symp_0400.pdf","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":"AMIA Annu Symp Proc","raw_type":"Text"},{"id":"pmid:23304310","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/23304310","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":"AMIA ... Annual Symposium proceedings. AMIA Symposium","raw_type":"Journal Article"},{"id":"mag:238950","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/23304310","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:3540528","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3540528","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3540528/pdf/amia_2012_symp_0400.pdf","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":"AMIA Annu Symp Proc","raw_type":"Text"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.6240000128746033}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320337372","display_name":"U.S. National Library of Medicine","ror":"https://ror.org/0060t0j89"},{"id":"https://openalex.org/F4320337376","display_name":"NIH Clinical Center","ror":"https://ror.org/04vfsmv21"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W238950.pdf","grobid_xml":"https://content.openalex.org/works/W238950.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W962049042","https://openalex.org/W1441636917","https://openalex.org/W1775749144","https://openalex.org/W1785221320","https://openalex.org/W1794824915","https://openalex.org/W1968350330","https://openalex.org/W1970223153","https://openalex.org/W1993595811","https://openalex.org/W2014459389","https://openalex.org/W2018186642","https://openalex.org/W2034731527","https://openalex.org/W2049500903","https://openalex.org/W2064442639","https://openalex.org/W2065247978","https://openalex.org/W2102429118","https://openalex.org/W2145284012","https://openalex.org/W2225842010","https://openalex.org/W2227411328","https://openalex.org/W2242066435","https://openalex.org/W2317760707","https://openalex.org/W2396346675"],"related_works":["https://openalex.org/W4411173866","https://openalex.org/W7203844974","https://openalex.org/W4205109317","https://openalex.org/W2407204996","https://openalex.org/W2778841805","https://openalex.org/W4206406927","https://openalex.org/W4407045895","https://openalex.org/W7099105288","https://openalex.org/W7155631469","https://openalex.org/W2070430141"],"abstract_inverted_index":{"One":[0],"of":[1,4,50,78,90,99,106,147],"the":[2,10,68,148,171],"goals":[3],"translational":[5],"science":[6],"is":[7,72,123],"to":[8,14,22,42,61,70,132,143],"shorten":[9],"time":[11,149],"from":[12,93,114,119],"discovery":[13],"clinical":[15,29,65],"use.":[16],"Clinical":[17],"trial":[18,178],"registries":[19],"were":[20,141],"established":[21,60],"increase":[23,62],"transparency":[24,63],"in":[25,64],"completed":[26],"and":[27,31,45,55,67,95,110,116,180],"ongoing":[28],"trials,":[30],"they":[32],"support":[33],"linking":[34],"trials":[35,66,91,109,135],"with":[36,136,170],"resulting":[37],"publications.":[38,101],"We":[39,85,102,188],"set":[40],"out":[41],"investigate":[43],"precision":[44,122],"negative":[46],"predictive":[47],"value":[48],"(NPV)":[49],"links":[51,107],"between":[52,108],"ClinicalTrials.gov":[53],"(CT.gov)":[54],"PubMed.":[56,153],"CT.gov":[57,94],"has":[58],"been":[59,167],"link":[69,121,195],"PubMed":[71],"crucial":[73],"for":[74,193],"supporting":[75],"a":[76,87],"number":[77],"important":[79],"functions,":[80],"including":[81],"ascertaining":[82],"publication":[83],"bias.":[84],"drew":[86],"random":[88],"sample":[89],"downloaded":[92],"performed":[96],"manual":[97],"review":[98],"retrieved":[100],"characterize":[103],"two":[104],"types":[105],"publications":[111,145,163],"(NCT-link":[112],"originating":[113,118],"MEDLINE":[115],"PMID-link":[117],"CT.gov).The":[120],"different":[124],"based":[125],"on":[126],"type":[127],"(NCT-link:":[128],"100%;":[129],"PMID-link:":[130],"63%":[131],"96%).":[133],"In":[134],"no":[137],"linked":[138,169],"publication,":[139],"we":[140],"able":[142],"find":[144],"44%":[146],"(NPV=56%)":[150],"by":[151],"searching":[152],"This":[154],"low":[155],"NPV":[156],"shows":[157],"that":[158,164,176],"there":[159],"are":[160],"potentially":[161],"numerous":[162],"should":[165],"have":[166],"formally":[168],"trials.":[172],"Our":[173],"results":[174],"indicate":[175],"existing":[177],"registry":[179],"publisher":[181],"policies":[182],"may":[183],"not":[184],"be":[185],"fully":[186],"enforced.":[187],"suggest":[189],"some":[190],"automated":[191],"methods":[192],"improving":[194],"quality.":[196]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
