{"id":"https://openalex.org/W2905056516","doi":"https://doi.org/10.1186/s12911-018-0686-7","title":"Preliminary exploration of survival analysis using the OHDSI common data model: a case study of intrahepatic cholangiocarcinoma","display_name":"Preliminary exploration of survival analysis using the OHDSI common data model: a case study of intrahepatic cholangiocarcinoma","publication_year":2018,"publication_date":"2018-12-01","ids":{"openalex":"https://openalex.org/W2905056516","doi":"https://doi.org/10.1186/s12911-018-0686-7","mag":"2905056516","pmid":"https://pubmed.ncbi.nlm.nih.gov/30526572"},"language":"en","primary_location":{"id":"doi:10.1186/s12911-018-0686-7","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-018-0686-7","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-018-0686-7","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-018-0686-7","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5041242363","display_name":"Na Hong","orcid":"https://orcid.org/0000-0001-6798-1761"},"institutions":[{"id":"https://openalex.org/I4210146710","display_name":"Mayo Clinic in Florida","ror":"https://ror.org/03zzw1w08","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723","https://openalex.org/I4210146710"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Na Hong","raw_affiliation_strings":["Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA","institution_ids":["https://openalex.org/I4210146710"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100404874","display_name":"Ning Zhang","orcid":"https://orcid.org/0000-0002-6430-4236"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ning Zhang","raw_affiliation_strings":["Integrated TCM & Western Medicine Department, 302 Military Hospital, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Integrated TCM & Western Medicine Department, 302 Military Hospital, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074180518","display_name":"Huawei Wu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210134970","display_name":"Wuhan Branch of the National Science Library","ror":"https://ror.org/046n0zq43","country_code":"CN","type":"archive","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210134970","https://openalex.org/I4210148850"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huawei Wu","raw_affiliation_strings":["Chengdu Library and Information Center, University of Chinese Academy of Sciences, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chengdu Library and Information Center, University of Chinese Academy of Sciences, Chengdu, China","institution_ids":["https://openalex.org/I4210134970","https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071807699","display_name":"Shanshan Lu","orcid":"https://orcid.org/0000-0003-0437-1282"},"institutions":[{"id":"https://openalex.org/I4210105491","display_name":"302 Military Hospital of China","ror":"https://ror.org/01pd66220","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210105491"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shanshan Lu","raw_affiliation_strings":["Comprehensive Liver Cancer Center, 302 Military Hospital, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Comprehensive Liver Cancer Center, 302 Military Hospital, Beijing, China","institution_ids":["https://openalex.org/I4210105491"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100397987","display_name":"Yue Yu","orcid":"https://orcid.org/0000-0002-8496-651X"},"institutions":[{"id":"https://openalex.org/I4210146710","display_name":"Mayo Clinic in Florida","ror":"https://ror.org/03zzw1w08","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723","https://openalex.org/I4210146710"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yue Yu","raw_affiliation_strings":["Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA","institution_ids":["https://openalex.org/I4210146710"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050211588","display_name":"Li Hou","orcid":"https://orcid.org/0000-0003-4182-8691"},"institutions":[{"id":"https://openalex.org/I200296433","display_name":"Chinese Academy of Medical Sciences & Peking Union Medical College","ror":"https://ror.org/02drdmm93","country_code":"CN","type":"education","lineage":["https://openalex.org/I200296433"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Hou","raw_affiliation_strings":["Institute of Medical Information, Chinese Academy of Medical Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Medical Information, Chinese Academy of Medical Sciences, Beijing, China","institution_ids":["https://openalex.org/I200296433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064260340","display_name":"Yinying Lu","orcid":"https://orcid.org/0000-0002-0109-8340"},"institutions":[{"id":"https://openalex.org/I4210105491","display_name":"302 Military Hospital of China","ror":"https://ror.org/01pd66220","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210105491"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yinying Lu","raw_affiliation_strings":["Comprehensive Liver Cancer Center, 302 Military Hospital, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Comprehensive Liver Cancer Center, 302 Military Hospital, Beijing, China","institution_ids":["https://openalex.org/I4210105491"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101585391","display_name":"Hongfang Liu","orcid":"https://orcid.org/0000-0003-2570-3741"},"institutions":[{"id":"https://openalex.org/I4210146710","display_name":"Mayo Clinic in Florida","ror":"https://ror.org/03zzw1w08","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723","https://openalex.org/I4210146710"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hongfang Liu","raw_affiliation_strings":["Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA","institution_ids":["https://openalex.org/I4210146710"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007963072","display_name":"Guoqian Jiang","orcid":"https://orcid.org/0000-0003-2940-0019"},"institutions":[{"id":"https://openalex.org/I4210125099","display_name":"Mayo Clinic in Arizona","ror":"https://ror.org/03jp40720","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723","https://openalex.org/I4210125099"]},{"id":"https://openalex.org/I4210146710","display_name":"Mayo Clinic in Florida","ror":"https://ror.org/03zzw1w08","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1330342723","https://openalex.org/I4210146710"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Guoqian Jiang","raw_affiliation_strings":["Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA. Jiang.guoqian@mayo.edu","Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA. Jiang.guoqian@mayo.edu","institution_ids":["https://openalex.org/I4210125099","https://openalex.org/I4210146710"]},{"raw_affiliation_string":"Department of Health Sciences Research, Mayo Clinic, Rochester, MN, USA","institution_ids":["https://openalex.org/I4210146710"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5007963072"],"corresponding_institution_ids":["https://openalex.org/I4210125099","https://openalex.org/I4210146710"],"apc_list":{"value":2690,"currency":"USD","value_usd":2690},"apc_paid":{"value":2690,"currency":"USD","value_usd":2690},"fwci":1.7657,"has_fulltext":true,"cited_by_count":17,"citation_normalized_percentile":{"value":0.84820099,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"18","issue":"S5","first_page":"116","last_page":"116"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11364","display_name":"Cholangiocarcinoma and Gallbladder Cancer Studies","score":0.8666999936103821,"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"}},"topics":[{"id":"https://openalex.org/T11364","display_name":"Cholangiocarcinoma and Gallbladder Cancer Studies","score":0.8666999936103821,"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"}},{"id":"https://openalex.org/T10518","display_name":"Gallbladder and Bile Duct Disorders","score":0.04780000075697899,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/T10696","display_name":"Gastric Cancer Management and Outcomes","score":0.005100000184029341,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/health-informatics","display_name":"Health informatics","score":0.6396011114120483},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5798660516738892},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.5123118162155151},{"id":"https://openalex.org/keywords/informatics","display_name":"Informatics","score":0.4772888720035553},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.42859935760498047},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3691929280757904},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.29563194513320923},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11224254965782166},{"id":"https://openalex.org/keywords/pathology","display_name":"Pathology","score":0.1114339828491211}],"concepts":[{"id":"https://openalex.org/C145642194","wikidata":"https://www.wikidata.org/wiki/Q870895","display_name":"Health informatics","level":3,"score":0.6396011114120483},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5798660516738892},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.5123118162155151},{"id":"https://openalex.org/C191630685","wikidata":"https://www.wikidata.org/wiki/Q4027615","display_name":"Informatics","level":2,"score":0.4772888720035553},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.42859935760498047},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3691929280757904},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.29563194513320923},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11224254965782166},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.1114339828491211},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C138816342","wikidata":"https://www.wikidata.org/wiki/Q189603","display_name":"Public health","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000077558","descriptor_name":"Big Data","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000077558","descriptor_name":"Big Data","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000077558","descriptor_name":"Big Data","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":"D006801","descriptor_name":"Humans","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":"D007256","descriptor_name":"Information Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D007256","descriptor_name":"Information Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D007256","descriptor_name":"Information Systems","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016019","descriptor_name":"Survival Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016247","descriptor_name":"Information Storage and Retrieval","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016247","descriptor_name":"Information Storage and Retrieval","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016247","descriptor_name":"Information Storage and Retrieval","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018281","descriptor_name":"Cholangiocarcinoma","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018281","descriptor_name":"Cholangiocarcinoma","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018281","descriptor_name":"Cholangiocarcinoma","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D057286","descriptor_name":"Electronic Health Records","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D057286","descriptor_name":"Electronic Health Records","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D057286","descriptor_name":"Electronic Health Records","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1186/s12911-018-0686-7","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-018-0686-7","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-018-0686-7","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},{"id":"pmid:30526572","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30526572","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,"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":"BMC medical informatics and decision making","raw_type":null},{"id":"pmh:oai:europepmc.org:5262376","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6284277","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,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:doaj.org/article:dc7a2bdbeb14498a82446196d10ce7c0","is_oa":true,"landing_page_url":"https://doaj.org/article/dc7a2bdbeb14498a82446196d10ce7c0","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"BMC Medical Informatics and Decision Making, Vol 18, Iss S5, Pp 81-88 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1186/s12911-018-0686-7","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12911-018-0686-7","pdf_url":"https://bmcmedinformdecismak.biomedcentral.com/counter/pdf/10.1186/s12911-018-0686-7","source":{"id":"https://openalex.org/S107516304","display_name":"BMC Medical Informatics and Decision Making","issn_l":"1472-6947","issn":["1472-6947"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Medical Informatics and Decision Making","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.800000011920929,"id":"https://metadata.un.org/sdg/3"}],"awards":[{"id":"https://openalex.org/G1813304975","display_name":null,"funder_award_id":"U01 HG009450","funder_id":"https://openalex.org/F4320337348","funder_display_name":"National Human Genome Research Institute"},{"id":"https://openalex.org/G2602401062","display_name":"Tools for standardizing clinical research metadata using HL7 FHIR","funder_award_id":"5u01hg009450-03","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"}],"funders":[{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"},{"id":"https://openalex.org/F4320337348","display_name":"National Human Genome Research Institute","ror":"https://ror.org/00baak391"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2905056516.pdf","grobid_xml":"https://content.openalex.org/works/W2905056516.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W1126991912","https://openalex.org/W1946622722","https://openalex.org/W2062567955","https://openalex.org/W2096555119","https://openalex.org/W2115098571","https://openalex.org/W2129635249","https://openalex.org/W2410097662","https://openalex.org/W2606318501","https://openalex.org/W2614083666","https://openalex.org/W2620671574","https://openalex.org/W2754674511","https://openalex.org/W2790391176","https://openalex.org/W2797952741","https://openalex.org/W2809889937","https://openalex.org/W2883468137","https://openalex.org/W2904413206"],"related_works":["https://openalex.org/W2397677514","https://openalex.org/W1495820741","https://openalex.org/W2914293784","https://openalex.org/W3129117446","https://openalex.org/W2990177913","https://openalex.org/W1451471413","https://openalex.org/W2138729887","https://openalex.org/W2401910071","https://openalex.org/W4323056170","https://openalex.org/W2126732312"],"abstract_inverted_index":{"BACKGROUND:":[0],"Data":[1,24,30],"heterogeneity":[2],"is":[3,60,276],"a":[4,133,232],"common":[5],"phenomenon":[6],"related":[7,110],"to":[8,61,83,99,111,128,198,206,248,250,258,286],"the":[9,72,92,141,144,154,165,199,240,251,273],"secondary":[10],"use":[11],"of":[12,57,106,160,192,234],"electronic":[13],"health":[14],"records":[15,238],"(EHR)":[16],"data":[17,35,38,82,125,139,188,237,260,311],"from":[18],"different":[19],"sources.":[20],"The":[21,55,103,185,214],"Observational":[22],"Health":[23],"Sciences":[25],"and":[26,45,64,108,120,163,212,228,261,278,297,309],"Informatics":[27],"(OHDSI)":[28],"Common":[29],"Model":[31],"(CDM)":[32],"organizes":[33],"healthcare":[34],"into":[36,140,239],"standard":[37,49,100,129,216],"structures":[39],"using":[40,71,143,171,272],"concepts":[41,131,203,217],"that":[42,152,268],"are":[43,218],"explicitly":[44],"formally":[46],"specified":[47],"through":[48,132],"vocabularies,":[50],"thereby":[51],"facilitating":[52],"large-scale":[53],"analysis.":[54],"objective":[56],"this":[58],"study":[59,266],"design,":[62],"develop,":[63],"evaluate":[65],"generic":[66],"survival":[67,86,156,270],"analysis":[68,87,157,167,174,271,282],"routines":[69],"built":[70],"OHDSI":[73,101,130,161,200,241,252,274,302],"CDM.":[74],"METHODS:":[75],"We":[76,230],"used":[77],"intrahepatic":[78],"cholangiocarcinoma":[79],"(ICC)":[80],"patient":[81,138,236],"implement":[84],"CDM-based":[85,166],"methods.":[88,175],"Our":[89,177,265],"methods":[90],"comprise":[91],"following":[93],"modules:":[94],"1)":[95,290],"Mapping":[96],"local":[97],"terms":[98],"concepts.":[102,201],"analytical":[104],"expression":[105],"variables":[107,195,246],"values":[109],"demographic":[112],"characteristics,":[113],"medical":[114],"history,":[115],"smoking":[116],"status,":[117],"laboratory":[118],"results,":[119],"tumor":[121],"feature":[122],"data.":[123,263],"These":[124,202],"were":[126,196],"mapped":[127,197],"manual":[134],"analysis;":[135],"2)":[136,300],"Loading":[137],"CDM":[142,242,253,275],"concept":[145],"mappings;":[146],"3)":[147],"Developing":[148],"an":[149],"R":[150],"interface":[151],"supports":[153],"portable":[155],"on":[158],"top":[159],"CDM,":[162],"comparing":[164],"results":[168],"with":[169,183],"those":[170],"traditional":[172],"statistical":[173],"RESULTS:":[176],"dataset":[178],"contained":[179],"346":[180],"patients":[181],"diagnosed":[182],"ICC.":[184],"collected":[186],"clinical":[187],"contains":[189],"115":[190],"variables,":[191],"which":[193],"75":[194],"mainly":[204],"belong":[205,257],"four":[207],"domains:":[208],"condition,":[209],"observation,":[210],"measurement,":[211],"procedure.":[213],"corresponding":[215],"scattered":[219],"in":[220],"six":[221],"vocabularies:":[222],"ICD10CM,":[223],"ICD10PCS,":[224],"SNOMED,":[225],"LOINC,":[226],"NDFRT,":[227],"READ.":[229],"loaded":[231],"total":[233],"25,950":[235],"database.":[243],"However,":[244,284],"40":[245],"failed":[247],"map":[249],"as":[254],"they":[255],"mostly":[256],"imaging":[259,305],"pathological":[262,307],"CONCLUSIONS:":[264],"demonstrates":[267],"conducting":[269],"feasible":[277],"can":[279],"produce":[280],"reusable":[281],"routines.":[283],"challenges":[285],"be":[287],"overcome":[288],"include":[289],"semantic":[291],"loss":[292],"caused":[293],"by":[294],"inaccurate":[295],"mapping":[296],"value":[298],"normalization;":[299],"incomplete":[301],"vocabularies":[303],"describing":[304],"data,":[306,308],"modular":[310],"representation.":[312]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1}],"updated_date":"2026-08-11T07:18:39.950985","created_date":"2025-10-10T00:00:00"}