{"id":"https://openalex.org/W2012214822","doi":"https://doi.org/10.1186/1471-2261-13-84","title":"Echocardiographic predictors of exercise capacity and mortality in chronic obstructive pulmonary disease","display_name":"Echocardiographic predictors of exercise capacity and mortality in chronic obstructive pulmonary disease","publication_year":2013,"publication_date":"2013-10-12","ids":{"openalex":"https://openalex.org/W2012214822","doi":"https://doi.org/10.1186/1471-2261-13-84","mag":"2012214822","pmid":"https://pubmed.ncbi.nlm.nih.gov/24118827","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/3852306"},"language":"en","primary_location":{"id":"doi:10.1186/1471-2261-13-84","doi":"https://doi.org/10.1186/1471-2261-13-84","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1471-2261-13-84","pdf_url":null,"source":{"id":"https://openalex.org/S206686666","display_name":"BMC Cardiovascular Disorders","issn_l":"1471-2261","issn":["1471-2261"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"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 Cardiovascular Disorders","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1186/1471-2261-13-84","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004532405","display_name":"Mikkel Malby Schoos","orcid":"https://orcid.org/0000-0002-5280-6220","observed_orcids":["https://orcid.org/0000-0002-5280-6220"]},"institutions":[{"id":"https://openalex.org/I2802567020","display_name":"Copenhagen University Hospital","ror":"https://ror.org/05bpbnx46","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020"]},{"id":"https://openalex.org/I2802709434","display_name":"Rigshospitalet","ror":"https://ror.org/03mchdq19","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020","https://openalex.org/I2802709434","https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":true,"raw_author_name":"Mikkel Malby Schoos","raw_affiliation_strings":["Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100 Copenhagen, Denmark. mikkel.schoos@gmail.com","Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100, Copenhagen, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100 Copenhagen, Denmark. mikkel.schoos@gmail.com","institution_ids":["https://openalex.org/I2802567020","https://openalex.org/I2802709434"]},{"raw_affiliation_string":"Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100, Copenhagen, Denmark","institution_ids":["https://openalex.org/I2802567020","https://openalex.org/I2802709434"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111480743","display_name":"Morten Dalsgaard","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210145385","display_name":"Capital Region of Denmark","ror":"https://ror.org/049qz7x77","country_code":"DK","type":"government","lineage":["https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Morten Dalsgaard","raw_affiliation_strings":["Department of Cardiology and Endocrinology, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology and Endocrinology, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark","institution_ids":["https://openalex.org/I4210145385"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008691276","display_name":"Jesper Kj\u00e6rgaard","orcid":"https://orcid.org/0000-0001-5244-0399","observed_orcids":["https://orcid.org/0000-0001-5244-0399"]},"institutions":[{"id":"https://openalex.org/I2802567020","display_name":"Copenhagen University Hospital","ror":"https://ror.org/05bpbnx46","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020"]},{"id":"https://openalex.org/I2802709434","display_name":"Rigshospitalet","ror":"https://ror.org/03mchdq19","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020","https://openalex.org/I2802709434","https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Jesper Kj\u00e6rgaard","raw_affiliation_strings":["Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100, Copenhagen, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100, Copenhagen, Denmark","institution_ids":["https://openalex.org/I2802567020","https://openalex.org/I2802709434"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033363636","display_name":"Dorte Moesby","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210145385","display_name":"Capital Region of Denmark","ror":"https://ror.org/049qz7x77","country_code":"DK","type":"government","lineage":["https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Dorte Moesby","raw_affiliation_strings":["Department of Pulmonary and Infectious Diseases, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Infectious Diseases, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark","institution_ids":["https://openalex.org/I4210145385"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031096602","display_name":"Sidse Graff Jensen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210145385","display_name":"Capital Region of Denmark","ror":"https://ror.org/049qz7x77","country_code":"DK","type":"government","lineage":["https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Sidse Graff Jensen","raw_affiliation_strings":["Department of Pulmonary and Infectious Diseases, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Infectious Diseases, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark","institution_ids":["https://openalex.org/I4210145385"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081136697","display_name":"Ida Steffensen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210145385","display_name":"Capital Region of Denmark","ror":"https://ror.org/049qz7x77","country_code":"DK","type":"government","lineage":["https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Ida Steffensen","raw_affiliation_strings":["Department of Pulmonary and Infectious Diseases, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pulmonary and Infectious Diseases, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark","institution_ids":["https://openalex.org/I4210145385"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082182829","display_name":"Kasper Karmark Iversen","orcid":"https://orcid.org/0000-0003-0504-8487","observed_orcids":["https://orcid.org/0000-0003-0504-8487"]},"institutions":[{"id":"https://openalex.org/I2802567020","display_name":"Copenhagen University Hospital","ror":"https://ror.org/05bpbnx46","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020"]},{"id":"https://openalex.org/I2802709434","display_name":"Rigshospitalet","ror":"https://ror.org/03mchdq19","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802567020","https://openalex.org/I2802709434","https://openalex.org/I4210145385"]},{"id":"https://openalex.org/I4210145385","display_name":"Capital Region of Denmark","ror":"https://ror.org/049qz7x77","country_code":"DK","type":"government","lineage":["https://openalex.org/I4210145385"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"Kasper Karmark Iversen","raw_affiliation_strings":["Department of Cardiology and Endocrinology, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark","Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100, Copenhagen, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology and Endocrinology, Hiller\u00f8d Hospital, Hiller\u00f8d, Denmark","institution_ids":["https://openalex.org/I4210145385"]},{"raw_affiliation_string":"Department of Cardiology, Rigshospitalet, University Hospital Copenhagen, Blegdamsvej 9, 2100, Copenhagen, Denmark","institution_ids":["https://openalex.org/I2802567020","https://openalex.org/I2802709434"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5004532405"],"corresponding_institution_ids":["https://openalex.org/I2802567020","https://openalex.org/I2802709434"],"apc_list":{"value":3090,"currency":"USD","value_usd":3090},"apc_paid":{"value":3090,"currency":"USD","value_usd":3090},"fwci":4.0377,"has_fulltext":true,"cited_by_count":54,"citation_normalized_percentile":{"value":0.94010603,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"13","issue":"1","first_page":"84","last_page":"84"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.9883000254631042,"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"}},"topics":[{"id":"https://openalex.org/T10143","display_name":"Chronic Obstructive Pulmonary Disease (COPD) Research","score":0.9883000254631042,"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/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.00839999970048666,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T11209","display_name":"Cardiovascular and exercise physiology","score":0.0008999999845400453,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/chronic-obstructive-pulmonary-disease","display_name":"chronic obstructive pulmonary disease","score":1.0},{"id":"https://openalex.org/keywords/exercise-capacity","display_name":"exercise capacity","score":0.8119999766349792},{"id":"https://openalex.org/keywords/6-minute-walk-distance","display_name":"6-minute walk distance","score":0.847000002861023},{"id":"https://openalex.org/keywords/all-cause-mortality","display_name":"all-cause mortality","score":0.9160000085830688},{"id":"https://openalex.org/keywords/echocardiography","display_name":"echocardiography","score":0.8389999866485596},{"id":"https://openalex.org/keywords/global-longitudinal-strain","display_name":"global longitudinal strain","score":0.7689999938011169},{"id":"https://openalex.org/keywords/diastolic-dysfunction","display_name":"diastolic dysfunction","score":0.7799999713897705},{"id":"https://openalex.org/keywords/tricuspid-regurgitation","display_name":"tricuspid regurgitation","score":0.9789999723434448},{"id":"https://openalex.org/keywords/hyperinflation","display_name":"hyperinflation","score":0.7749999761581421},{"id":"https://openalex.org/keywords/left-ventricular-preload","display_name":"left ventricular preload","score":0.6949999928474426},{"id":"https://openalex.org/keywords/lung-function","display_name":"lung function","score":0.47699999809265137},{"id":"https://openalex.org/keywords/tissue-doppler-imaging","display_name":"tissue Doppler imaging","score":0.6650000214576721},{"id":"https://openalex.org/keywords/speckle-tracking","display_name":"speckle tracking","score":0.9950000047683716}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9203208684921265},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.8366626501083374},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.7820949554443359},{"id":"https://openalex.org/C2776780178","wikidata":"https://www.wikidata.org/wiki/Q199804","display_name":"COPD","level":2,"score":0.7655894160270691},{"id":"https://openalex.org/C78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","level":3,"score":0.5584201216697693},{"id":"https://openalex.org/C80461066","wikidata":"https://www.wikidata.org/wiki/Q1698533","display_name":"Stroke volume","level":4,"score":0.4782927632331848},{"id":"https://openalex.org/C48277249","wikidata":"https://www.wikidata.org/wiki/Q1406926","display_name":"Preload","level":3,"score":0.4289352297782898},{"id":"https://openalex.org/C16020263","wikidata":"https://www.wikidata.org/wiki/Q1778553","display_name":"DLCO","level":5,"score":0.41598135232925415},{"id":"https://openalex.org/C555175668","wikidata":"https://www.wikidata.org/wiki/Q539690","display_name":"Angiology","level":2,"score":0.41222718358039856},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.31481531262397766},{"id":"https://openalex.org/C165637977","wikidata":"https://www.wikidata.org/wiki/Q11067835","display_name":"Diffusing capacity","level":4,"score":0.24219372868537903},{"id":"https://openalex.org/C2777714996","wikidata":"https://www.wikidata.org/wiki/Q7886","display_name":"Lung","level":2,"score":0.2280559241771698},{"id":"https://openalex.org/C178853913","wikidata":"https://www.wikidata.org/wiki/Q1642137","display_name":"Hemodynamics","level":2,"score":0.206781268119812},{"id":"https://openalex.org/C3018587741","wikidata":"https://www.wikidata.org/wiki/Q7886","display_name":"Lung function","level":3,"score":0.0}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003430","descriptor_name":"Cross-Sectional Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","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":"D011237","descriptor_name":"Predictive Value of Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013318","descriptor_name":"Stroke Volume","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D015150","descriptor_name":"Echocardiography, Doppler","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D015331","descriptor_name":"Cohort Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015444","descriptor_name":"Exercise","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D016037","descriptor_name":"Single-Blind Method","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017079","descriptor_name":"Exercise Tolerance","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":true},{"descriptor_ui":"D029424","descriptor_name":"Pulmonary Disease, Chronic Obstructive","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false}],"locations_count":6,"locations":[{"id":"doi:10.1186/1471-2261-13-84","doi":"https://doi.org/10.1186/1471-2261-13-84","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1471-2261-13-84","pdf_url":null,"source":{"id":"https://openalex.org/S206686666","display_name":"BMC Cardiovascular Disorders","issn_l":"1471-2261","issn":["1471-2261"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"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 Cardiovascular Disorders","raw_type":"journal-article"},{"id":"pmh:oai:europepmc.org:2838461","doi":null,"is_oa":true,"landing_page_url":"http://europepmc.org/articles/PMC3852306","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:3852306","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3852306","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Cardiovasc Disord","raw_type":"Text"},{"id":"pmid:24118827","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/24118827","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":"BMC cardiovascular disorders","raw_type":"Journal Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.663.5324","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.663.5324","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3852306/pdf/1471-2261-13-84.pdf","raw_type":"text"},{"id":"pmh:oai:pure.atira.dk:openaire_cris_publications/738739d8-f5ac-45bc-b5fc-8696821aefec","doi":null,"is_oa":false,"landing_page_url":"https://researchprofiles.ku.dk/da/publications/738739d8-f5ac-45bc-b5fc-8696821aefec","pdf_url":null,"source":{"id":"https://openalex.org/S4306401983","display_name":"Research at the University of Copenhagen (University of Copenhagen)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I124055696","host_organization_name":"University of Copenhagen","host_organization_lineage":["https://openalex.org/I124055696"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Schoos, M M, Dalsgaard, M, Kj\u00e6rgaard, J, Moesby Andersen, D, Graff Jensen, S, Steffensen, I E & Iversen, K K 2013, 'Echocardiographic predictors of exercise capacity and mortality in chronic obstructive pulmonary disease', B M C Cardiovascular Disorders, vol. 13, no. October, 84, pp. 1-9. https://doi.org/10.1186/1471-2261-13-84","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1186/1471-2261-13-84","doi":"https://doi.org/10.1186/1471-2261-13-84","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1471-2261-13-84","pdf_url":null,"source":{"id":"https://openalex.org/S206686666","display_name":"BMC Cardiovascular Disorders","issn_l":"1471-2261","issn":["1471-2261"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","medline","norway-1","oarl","poland-70","russia-white-list-2","vabb-shw"],"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 Cardiovascular Disorders","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":1.0,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W1963710180","https://openalex.org/W1976363342","https://openalex.org/W1981008350","https://openalex.org/W1982645332","https://openalex.org/W1989369735","https://openalex.org/W2000430593","https://openalex.org/W2026815577","https://openalex.org/W2031691104","https://openalex.org/W2053372089","https://openalex.org/W2065763883","https://openalex.org/W2066048042","https://openalex.org/W2071370712","https://openalex.org/W2077523026","https://openalex.org/W2077829025","https://openalex.org/W2077906872","https://openalex.org/W2079416632","https://openalex.org/W2082097252","https://openalex.org/W2089923812","https://openalex.org/W2092086850","https://openalex.org/W2100080030","https://openalex.org/W2101099004","https://openalex.org/W2101664607","https://openalex.org/W2108221622","https://openalex.org/W2109535739","https://openalex.org/W2124364948","https://openalex.org/W2127951128","https://openalex.org/W2137642845","https://openalex.org/W2157264444","https://openalex.org/W2169929295","https://openalex.org/W2171634717","https://openalex.org/W2187630416","https://openalex.org/W2324485946","https://openalex.org/W3022179669","https://openalex.org/W4255248716","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4414805033","https://openalex.org/W2560295304","https://openalex.org/W7100631270","https://openalex.org/W4410646816","https://openalex.org/W2582118366","https://openalex.org/W4386711398","https://openalex.org/W2208986720","https://openalex.org/W2982613264","https://openalex.org/W2984417746","https://openalex.org/W2160365111"],"abstract_inverted_index":{"BACKGROUND:":[0],"Chronic":[1],"obstructive":[2],"pulmonary":[3],"disease":[4],"(COPD)":[5],"reduces":[6],"exercise":[7],"capacity,":[8],"but":[9],"lung":[10,189,240],"function":[11,177,190,241],"parameters":[12,63,178,191,242],"do":[13],"not":[14,132],"fully":[15],"explain":[16],"functional":[17],"class":[18],"and":[19,32,44,60,68,102,131,147,162,171,216,227,265,286,294],"lung-heart":[20,292],"interaction":[21,293],"could":[22,121],"be":[23,122],"the":[24,205,270,295],"explanation.":[25],"We":[26,268],"evaluated":[27,55],"echocardiographic":[28,217,251],"predictors":[29,168],"of":[30,42,106,110,127,169,209,297],"mortality":[31,45,210],"six":[33],"minutes":[34],"walking":[35],"distance":[36],"(6MWD),":[37],"a":[38,125,172,186],"marker":[39],"for":[40],"quality":[41],"life":[43],"in":[46,119,137,244,247,300],"COPD.":[47,301],"METHODS:":[48],"Ninety":[49],"COPD":[50,100,120,145,226,273],"patients":[51],"(GOLD":[52],"criteria)":[53],"were":[54,166],"by":[56],"body":[57,214],"plethysmography,":[58],"6MWD":[59,73,170,254],"advanced":[61],"echocardiography":[62],"(pulsed":[64],"wave":[65],"tissue":[66,116],"Doppler":[67,117],"speckle":[69],"tracking).":[70],"RESULTS:":[71],"Mean":[72],"was":[74,113,204],"403":[75],"(\u00b1":[76],"113)":[77],"meters.":[78],"All":[79],"90":[80],"subjects":[81,221],"had":[82],"preserved":[83],"left":[84],"ventricular":[85],"(LV)":[86],"ejection":[87],"fraction":[88],"64.3%":[89],"\u00b1":[90],"8.6%.":[91],"Stroke":[92],"volume":[93],"decreased":[94],"while":[95],"heart":[96,176,280],"rate":[97],"increased":[98,143],"with":[99,144,188,222,238,257],"severity":[101,146],"hyperinflation.":[103,148],"In":[104],"66%":[105],"patients,":[107],"some":[108],"degree":[109],"diastolic":[111,287],"dysfunction":[112],"present.":[114],"Mitral":[115],"data":[118],"interpreted":[123],"as":[124,282,284],"sign":[126],"low":[128],"LV":[129,138,197,278],"preload":[130],"necessarily":[133],"an":[134],"intrinsic":[135],"impairment":[136],"relaxation/compliance.":[139],"Tricuspid":[140],"regurgitation":[141],"(TR)":[142],"Age":[149],"(p":[150,154,159,164,201],"<":[151,155,160],"0.001),":[152,156],"BMI":[153],"DLCO":[157,261],"SB":[158],"0.001)":[161],"TR":[163],"0.005)":[165],"independent":[167,207],"multivariable":[173],"model":[174,187],"incorporating":[175],"(adjusted":[179,193],"r2":[180,194],"=":[181,195,202],".511)":[182],"compared":[183],"well":[184,283],"to":[185,224],"alone":[192],".475).":[196],"global":[198],"longitudinal":[199],"strain":[200],"0.034)":[203],"only":[206,243],"predictor":[208],"among":[211],"all":[212],"baseline,":[213],"plethysmographic":[215],"variables.":[218],"CONCLUSIONS:":[219],"Among":[220],"moderate":[223],"severe":[225],"normal":[228],"LVEF,":[229],"GLS":[230],"independently":[231,256],"predicted":[232],"all-cause":[233],"mortality.":[234],"Exercise":[235],"tolerance":[236],"correlated":[237,255],"standard":[239],"univariate":[245],"models;":[246],"subsequent":[248],"models":[249],"including":[250],"parameters,":[252],"longer":[253],"milder":[258],"TR,":[259],"better":[260],"SB,":[262],"younger":[263],"age":[264],"lower":[266],"BMI.":[267],"extended":[269],"evidence":[271],"on":[272],"affecting":[274],"cardiac":[275,298],"chamber":[276],"volumes,":[277],"preload,":[279],"rate,":[281],"systolic":[285],"function.":[288],"Our":[289],"results":[290],"highlight":[291],"necessity":[296],"evaluation":[299]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":9},{"year":2014,"cited_by_count":2}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}