{"id":"https://openalex.org/W2027836269","doi":"https://doi.org/10.1007/bf02344734","title":"Design and evaluation of a handheld impedance plethysmograph for measuring heart rate variability","display_name":"Design and evaluation of a handheld impedance plethysmograph for measuring heart rate variability","publication_year":2005,"publication_date":"2005-08-01","ids":{"openalex":"https://openalex.org/W2027836269","doi":"https://doi.org/10.1007/bf02344734","mag":"2027836269","pmid":"https://pubmed.ncbi.nlm.nih.gov/16255435"},"language":"en","primary_location":{"id":"doi:10.1007/bf02344734","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf02344734","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical & Biological Engineering & Computing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049857053","display_name":"Niels Kristian Kristiansen","orcid":null},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]}],"countries":["DK"],"is_corresponding":true,"raw_author_name":"N. K. Kristiansen","raw_affiliation_strings":["Department of Electronics & Information Technology, University College of Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics & Information Technology, University College of Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059406609","display_name":"Jacob Fleischer","orcid":null},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"J. Fleischer","raw_affiliation_strings":["Department of Electronics & Information Technology, University College of Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics & Information Technology, University College of Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103593875","display_name":"Morten S. Jensen","orcid":null},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"M. S. Jensen","raw_affiliation_strings":["Department of Electronics & Information Technology, University College of Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics & Information Technology, University College of Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102256387","display_name":"Kathrine Skov Andersen","orcid":null},"institutions":[{"id":"https://openalex.org/I891191580","display_name":"Aalborg University","ror":"https://ror.org/04m5j1k67","country_code":"DK","type":"education","lineage":["https://openalex.org/I891191580"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"K. S. Andersen","raw_affiliation_strings":["Department of Health Science & Technology, Aalborg University, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Science & Technology, Aalborg University, Denmark","institution_ids":["https://openalex.org/I891191580"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044225903","display_name":"Hans Nygaard","orcid":"https://orcid.org/0000-0003-2803-1397"},"institutions":[{"id":"https://openalex.org/I204337017","display_name":"Aarhus University","ror":"https://ror.org/01aj84f44","country_code":"DK","type":"education","lineage":["https://openalex.org/I204337017"]},{"id":"https://openalex.org/I2802335433","display_name":"Aarhus University Hospital","ror":"https://ror.org/040r8fr65","country_code":"DK","type":"healthcare","lineage":["https://openalex.org/I2802335433"]}],"countries":["DK"],"is_corresponding":false,"raw_author_name":"H. Nygaard","raw_affiliation_strings":["Department of Cardiothoracic & Vascular Surgery, Aarhus University Hospital, Aarhus, Denmark","Department of Electronics & Information Technology, University College of Aarhus, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiothoracic & Vascular Surgery, Aarhus University Hospital, Aarhus, Denmark","institution_ids":["https://openalex.org/I2802335433"]},{"raw_affiliation_string":"Department of Electronics & Information Technology, University College of Aarhus, Denmark","institution_ids":["https://openalex.org/I204337017"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5049857053"],"corresponding_institution_ids":["https://openalex.org/I204337017"],"apc_list":{"value":3690,"currency":"USD","value_usd":3690},"apc_paid":null,"fwci":0.7573,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.71518411,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"43","issue":"4","first_page":"516","last_page":"521"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.9997000098228455,"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/T11700","display_name":"Hemodynamic Monitoring and Therapy","score":0.9984999895095825,"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/limits-of-agreement","display_name":"Limits of agreement","score":0.6514272093772888},{"id":"https://openalex.org/keywords/heart-rate-variability","display_name":"Heart rate variability","score":0.6185207962989807},{"id":"https://openalex.org/keywords/plethysmograph","display_name":"Plethysmograph","score":0.5456864833831787},{"id":"https://openalex.org/keywords/photoplethysmogram","display_name":"Photoplethysmogram","score":0.5388078689575195},{"id":"https://openalex.org/keywords/heart-rate","display_name":"Heart rate","score":0.5283644199371338},{"id":"https://openalex.org/keywords/personal-computer","display_name":"Personal computer","score":0.49817514419555664},{"id":"https://openalex.org/keywords/biomedical-engineering","display_name":"Biomedical engineering","score":0.4808821976184845},{"id":"https://openalex.org/keywords/bland\u2013altman-plot","display_name":"Bland\u2013Altman plot","score":0.4782739579677582},{"id":"https://openalex.org/keywords/heart-rate-monitor","display_name":"Heart rate monitor","score":0.46306484937667847},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3632649779319763},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.3340800702571869},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.3283841013908386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.25951725244522095},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.1903204321861267},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.14581811428070068},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14499765634536743},{"id":"https://openalex.org/keywords/blood-pressure","display_name":"Blood pressure","score":0.0999075174331665},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.0966290831565857}],"concepts":[{"id":"https://openalex.org/C3018577593","wikidata":"https://www.wikidata.org/wiki/Q470749","display_name":"Limits of agreement","level":2,"score":0.6514272093772888},{"id":"https://openalex.org/C71635504","wikidata":"https://www.wikidata.org/wiki/Q933954","display_name":"Heart rate variability","level":4,"score":0.6185207962989807},{"id":"https://openalex.org/C73362275","wikidata":"https://www.wikidata.org/wiki/Q181277","display_name":"Plethysmograph","level":2,"score":0.5456864833831787},{"id":"https://openalex.org/C116390426","wikidata":"https://www.wikidata.org/wiki/Q7187885","display_name":"Photoplethysmogram","level":3,"score":0.5388078689575195},{"id":"https://openalex.org/C2777953023","wikidata":"https://www.wikidata.org/wiki/Q1073121","display_name":"Heart rate","level":3,"score":0.5283644199371338},{"id":"https://openalex.org/C2988821698","wikidata":"https://www.wikidata.org/wiki/Q16338","display_name":"Personal computer","level":2,"score":0.49817514419555664},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.4808821976184845},{"id":"https://openalex.org/C143310123","wikidata":"https://www.wikidata.org/wiki/Q881473","display_name":"Bland\u2013Altman plot","level":3,"score":0.4782739579677582},{"id":"https://openalex.org/C2775893642","wikidata":"https://www.wikidata.org/wiki/Q925303","display_name":"Heart rate monitor","level":4,"score":0.46306484937667847},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3632649779319763},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.3340800702571869},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3283841013908386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.25951725244522095},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.1903204321861267},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.14581811428070068},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14499765634536743},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.0999075174331665},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0966290831565857},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","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":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004582","descriptor_name":"Electronics, Medical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004582","descriptor_name":"Electronics, Medical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004582","descriptor_name":"Electronics, Medical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","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":"D005260","descriptor_name":"Female","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":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","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":"D008297","descriptor_name":"Male","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":"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":"D008875","descriptor_name":"Middle Aged","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":"D010992","descriptor_name":"Plethysmography, Impedance","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D010992","descriptor_name":"Plethysmography, Impedance","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D010992","descriptor_name":"Plethysmography, Impedance","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D010992","descriptor_name":"Plethysmography, Impedance","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D010992","descriptor_name":"Plethysmography, Impedance","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D010992","descriptor_name":"Plethysmography, Impedance","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1007/bf02344734","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf02344734","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical & Biological Engineering & Computing","raw_type":"journal-article"},{"id":"pmid:16255435","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/16255435","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":"Medical & biological engineering & computing","raw_type":null},{"id":"pmh:oai:pure.atira.dk:publications/9acac030-a91f-11da-bee9-02004c4f4f50","is_oa":false,"landing_page_url":"https://pure.au.dk/portal/en/publications/9acac030-a91f-11da-bee9-02004c4f4f50","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Kristiansen, N K, Fleischer, J, Jensen, M S, Andersen, K S & Nygaard, H 2005, 'Design and evaluation of a handheld impedance plethysmograph for measuring heart rate variability', Medical & Biological Engineering & Computing, vol. 43, pp. 516-521.","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:pure.atira.dk:publications/f80442b1-5c38-4f03-979e-c6bf2152a61b","is_oa":false,"landing_page_url":"https://vbn.aau.dk/da/publications/f80442b1-5c38-4f03-979e-c6bf2152a61b","pdf_url":null,"source":{"id":"https://openalex.org/S4306401731","display_name":"VBN Forskningsportal (Aalborg Universitet)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I891191580","host_organization_name":"Aalborg University","host_organization_lineage":["https://openalex.org/I891191580"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Kristiansen, N K, Fleischer, J, Jensen, M S, Andersen, K S & Nygaard, H 2005, 'Design and evaluation of a handheld impedance plethysmograph for measuring heart rate variability', Medical & Biological Engineering & Computing, vol. 43, no. 4, pp. 516-521.","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1517218240","https://openalex.org/W1584099263","https://openalex.org/W1970895170","https://openalex.org/W1986162818","https://openalex.org/W1986166748","https://openalex.org/W2012478198","https://openalex.org/W2015795623","https://openalex.org/W2037232743","https://openalex.org/W2047748360","https://openalex.org/W2051737272","https://openalex.org/W2063410226","https://openalex.org/W2102096681","https://openalex.org/W2110536337","https://openalex.org/W2116881503","https://openalex.org/W2117854521","https://openalex.org/W2133589238","https://openalex.org/W2147835384","https://openalex.org/W2167205303","https://openalex.org/W2169949264","https://openalex.org/W2285072859","https://openalex.org/W2465692541","https://openalex.org/W2910633448","https://openalex.org/W3162765482","https://openalex.org/W4301053748","https://openalex.org/W6675144003","https://openalex.org/W6979037891"],"related_works":["https://openalex.org/W2990220707","https://openalex.org/W2997915725","https://openalex.org/W4380318780","https://openalex.org/W4386950192","https://openalex.org/W2072658028","https://openalex.org/W2189541499","https://openalex.org/W3115776608","https://openalex.org/W3016912561","https://openalex.org/W2739758083","https://openalex.org/W2021596595"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}