{"id":"https://openalex.org/W3215932395","doi":"https://doi.org/10.23919/cinc53138.2021.9662720","title":"QRS Slopes for Potassium and Calcium Monitoring in End-Stage Renal Disease Patients","display_name":"QRS Slopes for Potassium and Calcium Monitoring in End-Stage Renal Disease Patients","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3215932395","doi":"https://doi.org/10.23919/cinc53138.2021.9662720","mag":"3215932395"},"language":"en","primary_location":{"id":"doi:10.23919/cinc53138.2021.9662720","is_oa":false,"landing_page_url":"https://doi.org/10.23919/cinc53138.2021.9662720","pdf_url":null,"source":{"id":"https://openalex.org/S4363605378","display_name":"2021 Computing in Cardiology (CinC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 Computing in Cardiology (CinC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"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/A5005057393","display_name":"Syed Hassaan Ahmed Bukhari","orcid":"https://orcid.org/0000-0001-5976-0483"},"institutions":[{"id":"https://openalex.org/I15057530","display_name":"Universit\u00e9 de Bordeaux","ror":"https://ror.org/057qpr032","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]},{"id":"https://openalex.org/I4210166017","display_name":"Institut de Math\u00e9matiques de Bordeaux","ror":"https://ror.org/05m3r1b84","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I15057530","https://openalex.org/I4210141950","https://openalex.org/I4210160189","https://openalex.org/I4210166017"]},{"id":"https://openalex.org/I4210129773","display_name":"Institute of Engineering","ror":"https://ror.org/03ny67e60","country_code":"NP","type":"education","lineage":["https://openalex.org/I155028946","https://openalex.org/I4210129773"]},{"id":"https://openalex.org/I4210131512","display_name":"Centre de Recherche Inria Bordeaux - Sud-Ouest","ror":"https://ror.org/03tjcj052","country_code":"FR","type":"government","lineage":["https://openalex.org/I1326498283","https://openalex.org/I4210131512"]}],"countries":["ES","FR","NP"],"is_corresponding":true,"raw_author_name":"Hassaan A Bukhari","raw_affiliation_strings":["Carmen Team, Inria Bordeaux - Sud-Ouest","I3A, IIS Arag&#x00F3;n, University of Zaragoza, Zaragoza, Spain","IMB, UMR 5251, Univ. Bordeaux, Talence, France","Institute of Engineering Research of Arag&#x00F3;n, Universidad de Zaragoza, Spain","n, University of Zaragoza, Zaragoza, Spain","Institute of Engineering Research of Arag&#x00F3","I3A, IIS Arag&#x00F3","n, Universidad de Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"Carmen Team, Inria Bordeaux - Sud-Ouest","institution_ids":["https://openalex.org/I4210131512"]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3;n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"IMB, UMR 5251, Univ. Bordeaux, Talence, France","institution_ids":["https://openalex.org/I4210166017","https://openalex.org/I15057530"]},{"raw_affiliation_string":"Institute of Engineering Research of Arag&#x00F3;n, Universidad de Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"Institute of Engineering Research of Arag&#x00F3","institution_ids":["https://openalex.org/I4210129773"]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3","institution_ids":[]},{"raw_affiliation_string":"n, Universidad de Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084527753","display_name":"Pablo Laguna","orcid":"https://orcid.org/0000-0003-3434-9254"},"institutions":[{"id":"https://openalex.org/I4210105141","display_name":"Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine","ror":"https://ror.org/01gm5f004","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210105141"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Pablo Laguna","raw_affiliation_strings":["CIBER en Bioingenier&#x00ED;a, Biomateriales y Nanomedicina, Spain","I3A, IIS Arag&#x00F3;n, University of Zaragoza, Zaragoza, Spain","n, University of Zaragoza, Zaragoza, Spain","CIBER en Bioingenier&#x00ED","I3A, IIS Arag&#x00F3","a, Biomateriales y Nanomedicina, Spain"],"affiliations":[{"raw_affiliation_string":"CIBER en Bioingenier&#x00ED;a, Biomateriales y Nanomedicina, Spain","institution_ids":["https://openalex.org/I4210105141"]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3;n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"CIBER en Bioingenier&#x00ED","institution_ids":[]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3","institution_ids":[]},{"raw_affiliation_string":"a, Biomateriales y Nanomedicina, Spain","institution_ids":["https://openalex.org/I4210105141"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001490419","display_name":"Mark Potse","orcid":"https://orcid.org/0000-0003-4166-2687"},"institutions":[{"id":"https://openalex.org/I4210131512","display_name":"Centre de Recherche Inria Bordeaux - Sud-Ouest","ror":"https://ror.org/03tjcj052","country_code":"FR","type":"government","lineage":["https://openalex.org/I1326498283","https://openalex.org/I4210131512"]},{"id":"https://openalex.org/I15057530","display_name":"Universit\u00e9 de Bordeaux","ror":"https://ror.org/057qpr032","country_code":"FR","type":"education","lineage":["https://openalex.org/I15057530"]},{"id":"https://openalex.org/I4210166017","display_name":"Institut de Math\u00e9matiques de Bordeaux","ror":"https://ror.org/05m3r1b84","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I15057530","https://openalex.org/I4210141950","https://openalex.org/I4210160189","https://openalex.org/I4210166017"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Mark Potse","raw_affiliation_strings":["Carmen Team, Inria Bordeaux - Sud-Ouest","IMB, UMR 5251, Univ. Bordeaux, Talence, France"],"affiliations":[{"raw_affiliation_string":"Carmen Team, Inria Bordeaux - Sud-Ouest","institution_ids":["https://openalex.org/I4210131512"]},{"raw_affiliation_string":"IMB, UMR 5251, Univ. Bordeaux, Talence, France","institution_ids":["https://openalex.org/I4210166017","https://openalex.org/I15057530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101772516","display_name":"Carlos S\u00e1nchez","orcid":"https://orcid.org/0000-0003-4273-5403"},"institutions":[{"id":"https://openalex.org/I4210105141","display_name":"Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine","ror":"https://ror.org/01gm5f004","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210105141"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Carlos Sanchez","raw_affiliation_strings":["CIBER en Bioingenier&#x00ED","n, University of Zaragoza, Zaragoza, Spain","I3A, IIS Arag&#x00F3","a, Biomateriales y Nanomedicina, Spain"],"affiliations":[{"raw_affiliation_string":"CIBER en Bioingenier&#x00ED","institution_ids":[]},{"raw_affiliation_string":"n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3","institution_ids":[]},{"raw_affiliation_string":"a, Biomateriales y Nanomedicina, Spain","institution_ids":["https://openalex.org/I4210105141"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065688490","display_name":"Esther Pueyo","orcid":"https://orcid.org/0000-0002-1960-407X"},"institutions":[{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]},{"id":"https://openalex.org/I4210105141","display_name":"Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine","ror":"https://ror.org/01gm5f004","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210105141"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Esther Pueyo","raw_affiliation_strings":["CIBER en Bioingenier&#x00ED;a, Biomateriales y Nanomedicina, Spain","I3A, IIS Arag&#x00F3;n, University of Zaragoza, Zaragoza, Spain","a, Biomateriales y Nanomedicina, Spain","n, University of Zaragoza, Zaragoza, Spain","CIBER en Bioingenier&#x00ED","I3A, IIS Arag&#x00F3"],"affiliations":[{"raw_affiliation_string":"CIBER en Bioingenier&#x00ED;a, Biomateriales y Nanomedicina, Spain","institution_ids":["https://openalex.org/I4210105141"]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3;n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"a, Biomateriales y Nanomedicina, Spain","institution_ids":["https://openalex.org/I4210105141"]},{"raw_affiliation_string":"n, University of Zaragoza, Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]},{"raw_affiliation_string":"CIBER en Bioingenier&#x00ED","institution_ids":[]},{"raw_affiliation_string":"I3A, IIS Arag&#x00F3","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005057393"],"corresponding_institution_ids":["https://openalex.org/I15057530","https://openalex.org/I255234318","https://openalex.org/I4210129773","https://openalex.org/I4210131512","https://openalex.org/I4210166017"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.10088496,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.9998000264167786,"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/T11021","display_name":"ECG Monitoring and Analysis","score":0.9994000196456909,"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/T11434","display_name":"Electrochemical Analysis and Applications","score":0.9883999824523926,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/qrs-complex","display_name":"QRS complex","score":0.7025147080421448},{"id":"https://openalex.org/keywords/end-stage-renal-disease","display_name":"End stage renal disease","score":0.5335913896560669},{"id":"https://openalex.org/keywords/electrocardiography","display_name":"Electrocardiography","score":0.4783337116241455},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.4599543809890747},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.423772394657135},{"id":"https://openalex.org/keywords/hemodialysis","display_name":"Hemodialysis","score":0.39083975553512573},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.34604066610336304},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.3216162621974945}],"concepts":[{"id":"https://openalex.org/C111773187","wikidata":"https://www.wikidata.org/wiki/Q1969239","display_name":"QRS complex","level":2,"score":0.7025147080421448},{"id":"https://openalex.org/C3019040382","wikidata":"https://www.wikidata.org/wiki/Q476921","display_name":"End stage renal disease","level":3,"score":0.5335913896560669},{"id":"https://openalex.org/C2780040984","wikidata":"https://www.wikidata.org/wiki/Q79785","display_name":"Electrocardiography","level":2,"score":0.4783337116241455},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.4599543809890747},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.423772394657135},{"id":"https://openalex.org/C2778063415","wikidata":"https://www.wikidata.org/wiki/Q391744","display_name":"Hemodialysis","level":2,"score":0.39083975553512573},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.34604066610336304},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3216162621974945}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/cinc53138.2021.9662720","is_oa":false,"landing_page_url":"https://doi.org/10.23919/cinc53138.2021.9662720","pdf_url":null,"source":{"id":"https://openalex.org/S4363605378","display_name":"2021 Computing in Cardiology (CinC)","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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 Computing in Cardiology (CinC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.6499999761581421,"id":"https://metadata.un.org/sdg/3"}],"awards":[{"id":"https://openalex.org/G4742624190","display_name":null,"funder_award_id":"764738","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"}],"funders":[{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1889104906","https://openalex.org/W2088059856","https://openalex.org/W2127510558","https://openalex.org/W2129413123","https://openalex.org/W2145793249","https://openalex.org/W2470481127","https://openalex.org/W2596324636","https://openalex.org/W2951170589","https://openalex.org/W3000237401","https://openalex.org/W3091170378","https://openalex.org/W3110686801","https://openalex.org/W3118948344","https://openalex.org/W3132973502","https://openalex.org/W4210862231","https://openalex.org/W6772375475","https://openalex.org/W6807511813"],"related_works":["https://openalex.org/W3183948672","https://openalex.org/W3173606202","https://openalex.org/W3110381201","https://openalex.org/W2778153218","https://openalex.org/W1531601525","https://openalex.org/W2154464465","https://openalex.org/W2032128256","https://openalex.org/W2022035281","https://openalex.org/W60403443","https://openalex.org/W2472120097"],"abstract_inverted_index":{"Non-invasive":[0],"estimation":[1,24],"of":[2,10,63,82,98,110,125,158],"serum":[3],"potassium,":[4],"[K<sup>+</sup>],":[5],"and":[6,17,44,86,106,113,131,136,141,151,161,171,184,196,216,220],"calcium,":[7],"[Ca<sup>2+</sup>],":[8],"are":[9,32,209],"major":[11],"importance":[12],"to":[13,42,59,122,193,212,224],"prevent":[14],"ventricular":[15],"arrhythmias":[16],"sudden":[18],"cardiac":[19],"death,":[20],"but":[21],"current":[22],"ambulatory":[23],"methods,":[25],"mostly":[26],"based":[27,38],"on":[28,39],"T":[29],"wave":[30],"properties,":[31],"limited.":[33],"We":[34,54,101],"present":[35],"an":[36,95],"analysis":[37,58],"QRS":[40,91,99,188,201,207],"slopes":[41,208],"detect":[43],"quantify":[45],"electrolyte":[46,226],"abnormalities":[47],"in":[48,146,167,180,199,206,214,228],"end-stage":[49],"renal":[50],"disease":[51],"(ESRD)":[52],"patients.":[53,230],"applied":[55],"principal":[56,73],"component":[57],"12-lead":[60],"electrocardiograms":[61],"(ECGs)":[62],"29":[64],"ESRD":[65,229],"patients":[66],"undergoing":[67],"hemodialysis":[68],"(HD).":[69],"In":[70],"the":[71,80,103,111,116,123,126,165,178,200],"first":[72],"component,":[74],"we":[75,114],"analyzed":[76],"two-minute":[77],"segments":[78],"at":[79],"end":[81,124],"each":[83],"HD":[84,127,145,219],"hour":[85],"computed":[87],"a":[88],"mean":[89],"warped":[90],"complex":[92,202],"(MWQRS)":[93],"representing":[94],"optimal":[96],"average":[97],"complexes.":[100],"calculated":[102],"upward":[104],"(<tex>$I_{\\text{US}}$</tex>)":[105],"downward":[107],"(<tex>$I_{\\text{DS}}$</tex>)":[108],"slope":[109,118,189],"MWQRS":[112],"quantified":[115,187],"relative":[117],"changes":[119,190,198],"with":[120,148,164,177],"respect":[121],"session":[128],"(<tex>$\\Delta":[129],"I_{\\text{US}}$</tex>":[130,135,160],"<tex>$\\Delta":[132,134,137,159,162],"I_{\\text{DS}}$</tex>).":[133],"I_{\\text{DS}}$</tex>":[138,163],"significantly":[139],"increased":[140],"decreased,":[142],"respectively,":[143],"during":[144,203,218],"association":[147],"decreasing":[149],"[K<sup>+</sup>]":[150,168,215],"increasing":[152],"[Ca<sup>2+</sup>].":[153],"The":[154,186],"median":[155],"correlation":[156,175],"coefficients":[157,176],"change":[166,179],"were":[169,182,191],"&#x2212;0.84":[170],"0.88,":[172],"respectively.":[173],"Corresponding":[174],"[Ca<sup>2+</sup>]":[181,217],"0.78":[183],"&#x2212;0.91.":[185],"related":[192,211],"both":[194],"amplitude":[195],"duration":[197],"HD.":[204],"Changes":[205],"strongly":[210],"variations":[213],"could":[221],"be":[222],"used":[223],"monitor":[225],"concentrations":[227]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}