{"id":"https://openalex.org/W2003159986","doi":"https://doi.org/10.3414/me10-01-0033","title":"Prediction of Countershock Success in Patients Using the Autoregressive Spectral Estimation","display_name":"Prediction of Countershock Success in Patients Using the Autoregressive Spectral Estimation","publication_year":2011,"publication_date":"2011-06-06","ids":{"openalex":"https://openalex.org/W2003159986","doi":"https://doi.org/10.3414/me10-01-0033","mag":"2003159986","pmid":"https://pubmed.ncbi.nlm.nih.gov/21643621"},"language":"en","primary_location":{"id":"doi:10.3414/me10-01-0033","doi":"https://doi.org/10.3414/me10-01-0033","is_oa":false,"landing_page_url":"https://doi.org/10.3414/me10-01-0033","pdf_url":null,"source":{"id":"https://openalex.org/S61967871","display_name":"Methods of Information in Medicine","issn_l":"0026-1270","issn":["0026-1270","2511-705X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-3","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Methods of Information in Medicine","raw_type":"journal-article"},"volume":null,"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/A5046356333","display_name":"Andreas Neurauter","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I143397708","display_name":"Innsbruck Medical University","ror":"https://ror.org/03pt86f80","country_code":"AT","type":"education","lineage":["https://openalex.org/I143397708"]},{"id":"https://openalex.org/I190249584","display_name":"Universit\u00e4t Innsbruck","ror":"https://ror.org/054pv6659","country_code":"AT","type":"education","lineage":["https://openalex.org/I190249584"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"A. Neurauter","raw_affiliation_strings":["Department of Anesthesiology and Critical Care Medicine, Innsbruck Medical University, Innsbruck, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology and Critical Care Medicine, Innsbruck Medical University, Innsbruck, Austria","institution_ids":["https://openalex.org/I143397708","https://openalex.org/I190249584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039236966","display_name":"Leonhard Wieser","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210114246","display_name":"UMIT TIROL - Private University for Health Sciences and Health Technology","ror":"https://ror.org/02d0kps43","country_code":"AT","type":"education","lineage":["https://openalex.org/I4210114246"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"L. Wieser","raw_affiliation_strings":["Institute of Biomedical Engineering, University for Health Science, Medical Informatics and Technology, Hall, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Biomedical Engineering, University for Health Science, Medical Informatics and Technology, Hall, Austria","institution_ids":["https://openalex.org/I4210114246"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061283393","display_name":"Volker Wenzel","orcid":"https://orcid.org/0000-0002-2906-9509","observed_orcids":["https://orcid.org/0000-0002-2906-9509","https://orcid.org/0009-0000-2041-1067"]},"institutions":[{"id":"https://openalex.org/I143397708","display_name":"Innsbruck Medical University","ror":"https://ror.org/03pt86f80","country_code":"AT","type":"education","lineage":["https://openalex.org/I143397708"]},{"id":"https://openalex.org/I190249584","display_name":"Universit\u00e4t Innsbruck","ror":"https://ror.org/054pv6659","country_code":"AT","type":"education","lineage":["https://openalex.org/I190249584"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"V. Wenzel","raw_affiliation_strings":["Department of Anesthesiology and Critical Care Medicine, Innsbruck Medical University, Innsbruck, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology and Critical Care Medicine, Innsbruck Medical University, Innsbruck, Austria","institution_ids":["https://openalex.org/I143397708","https://openalex.org/I190249584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078893575","display_name":"Benjamin S. Abella","orcid":"https://orcid.org/0000-0003-2521-0891","observed_orcids":["https://orcid.org/0000-0003-2521-0891"]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"B. Abella","raw_affiliation_strings":["Department of Emergency Medicine Philadelphia, Medical University of Pennsylvania, Philadelphia, PA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Emergency Medicine Philadelphia, Medical University of Pennsylvania, Philadelphia, PA, USA","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026373377","display_name":"Helge Myklebust","orcid":"https://orcid.org/0000-0001-8834-0744","observed_orcids":["https://orcid.org/0000-0001-8834-0744"]},"institutions":[{"id":"https://openalex.org/I2802717583","display_name":"Laerdal (Norway)","ror":"https://ror.org/02e6g6a88","country_code":"NO","type":"company","lineage":["https://openalex.org/I2802717583"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"H. Myklebust","raw_affiliation_strings":["Laerdal Medical AS, Stavanger, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laerdal Medical AS, Stavanger, Norway","institution_ids":["https://openalex.org/I2802717583"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111925102","display_name":"Petter Andreas Steen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1281400175","display_name":"Oslo University Hospital","ror":"https://ror.org/00j9c2840","country_code":"NO","type":"healthcare","lineage":["https://openalex.org/I1281400175"]},{"id":"https://openalex.org/I4210122484","display_name":"Institutt for Eksperimentell Medisinsk Forskning","ror":"https://ror.org/027n77q19","country_code":"NO","type":"education","lineage":["https://openalex.org/I4210122484"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"P. A. Steen","raw_affiliation_strings":["Department of Anesthesiology, Ulleval University Hospital, Oslo, Norway","Institute of Experimental Medical Research, Ulleval University Hospital, Oslo, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology, Ulleval University Hospital, Oslo, Norway","institution_ids":["https://openalex.org/I1281400175"]},{"raw_affiliation_string":"Institute of Experimental Medical Research, Ulleval University Hospital, Oslo, Norway","institution_ids":["https://openalex.org/I4210122484"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110238097","display_name":"H.-U. Strohmenger","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I143397708","display_name":"Innsbruck Medical University","ror":"https://ror.org/03pt86f80","country_code":"AT","type":"education","lineage":["https://openalex.org/I143397708"]},{"id":"https://openalex.org/I190249584","display_name":"Universit\u00e4t Innsbruck","ror":"https://ror.org/054pv6659","country_code":"AT","type":"education","lineage":["https://openalex.org/I190249584"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"H.-U. Strohmenger","raw_affiliation_strings":["Department of Anesthesiology and Critical Care Medicine, Innsbruck Medical University, Innsbruck, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology and Critical Care Medicine, Innsbruck Medical University, Innsbruck, Austria","institution_ids":["https://openalex.org/I143397708","https://openalex.org/I190249584"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111965094","display_name":"C Nowak","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210114246","display_name":"UMIT TIROL - Private University for Health Sciences and Health Technology","ror":"https://ror.org/02d0kps43","country_code":"AT","type":"education","lineage":["https://openalex.org/I4210114246"]}],"countries":["AT"],"is_corresponding":true,"raw_author_name":"C. N. Nowak","raw_affiliation_strings":["Institute of Biomedical Engineering, University for Health Science, Medical Informatics and Technology, Eduard-Walln\u00f6fer-Zentrum 1/G3, 6060 Hall in Tirol, Austria. claudia.nowak@umit.at"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Biomedical Engineering, University for Health Science, Medical Informatics and Technology, Eduard-Walln\u00f6fer-Zentrum 1/G3, 6060 Hall in Tirol, Austria. claudia.nowak@umit.at","institution_ids":["https://openalex.org/I4210114246"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5111965094"],"corresponding_institution_ids":["https://openalex.org/I4210114246"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.13904058,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"51","issue":"01","first_page":"13","last_page":"20"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10645","display_name":"Cardiac Arrest and Resuscitation","score":0.6161999702453613,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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/T10645","display_name":"Cardiac Arrest and Resuscitation","score":0.6161999702453613,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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":0.22300000488758087,"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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.0723000019788742,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/ventricular-fibrillation","display_name":"ventricular fibrillation","score":0.9700000286102295},{"id":"https://openalex.org/keywords/countershock","display_name":"countershock","score":0.675000011920929},{"id":"https://openalex.org/keywords/autoregressive-spectral-estimation","display_name":"autoregressive spectral estimation","score":0.9649999737739563},{"id":"https://openalex.org/keywords/cardiac-arrest","display_name":"cardiac arrest","score":0.6679999828338623},{"id":"https://openalex.org/keywords/electrocardiographic-findings","display_name":"electrocardiographic findings","score":0.7940000295639038},{"id":"https://openalex.org/keywords/fast-fourier-transform-features","display_name":"fast Fourier transform features","score":0.6809999942779541},{"id":"https://openalex.org/keywords/centroid-frequency","display_name":"centroid frequency","score":0.7250000238418579},{"id":"https://openalex.org/keywords/amplitude-spectrum-area","display_name":"amplitude spectrum area","score":0.8880000114440918},{"id":"https://openalex.org/keywords/out-of-hospital-cardiac-arrest","display_name":"out-of-hospital cardiac arrest","score":0.8790000081062317},{"id":"https://openalex.org/keywords/in-hospital-cardiac-arrest","display_name":"in-hospital cardiac arrest","score":0.9980000257492065}],"concepts":[{"id":"https://openalex.org/C2781005686","wikidata":"https://www.wikidata.org/wiki/Q848662","display_name":"Ventricular fibrillation","level":2,"score":0.7537312507629395},{"id":"https://openalex.org/C159877910","wikidata":"https://www.wikidata.org/wiki/Q2202883","display_name":"Autoregressive model","level":2,"score":0.7237104773521423},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6962827444076538},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.6855236291885376},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.5024616718292236},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.47913286089897156},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29761385917663574},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2540660798549652},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2002410590648651},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1619160771369934}],"mesh":[{"descriptor_ui":"D004554","descriptor_name":"Electric Countershock","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008962","descriptor_name":"Models, Theoretical","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":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012372","descriptor_name":"ROC Curve","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":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014693","descriptor_name":"Ventricular Fibrillation","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D014693","descriptor_name":"Ventricular Fibrillation","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D018570","descriptor_name":"Risk Assessment","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.3414/me10-01-0033","doi":"https://doi.org/10.3414/me10-01-0033","is_oa":false,"landing_page_url":"https://doi.org/10.3414/me10-01-0033","pdf_url":null,"source":{"id":"https://openalex.org/S61967871","display_name":"Methods of Information in Medicine","issn_l":"0026-1270","issn":["0026-1270","2511-705X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-3","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Methods of Information in Medicine","raw_type":"journal-article"},{"id":"pmid:21643621","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21643621","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":"Methods of information in medicine","raw_type":"Evaluation Study"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9476000070571899,"id":"https://metadata.un.org/sdg/3"}],"sustainable_development_goals_aurora":[],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W2618125","https://openalex.org/W144377539","https://openalex.org/W192950877","https://openalex.org/W1514558801","https://openalex.org/W1517682131","https://openalex.org/W1968705812","https://openalex.org/W1980728245","https://openalex.org/W1985078002","https://openalex.org/W1985078950","https://openalex.org/W1985806603","https://openalex.org/W2004843439","https://openalex.org/W2007723454","https://openalex.org/W2008819229","https://openalex.org/W2012309740","https://openalex.org/W2022972774","https://openalex.org/W2028011599","https://openalex.org/W2028371385","https://openalex.org/W2028460555","https://openalex.org/W2036782415","https://openalex.org/W2041274305","https://openalex.org/W2048141270","https://openalex.org/W2048244508","https://openalex.org/W2057633381","https://openalex.org/W2062739893","https://openalex.org/W2092146578","https://openalex.org/W2092926517","https://openalex.org/W2111376231","https://openalex.org/W2117049881","https://openalex.org/W2119650563","https://openalex.org/W2157825442","https://openalex.org/W2165244071","https://openalex.org/W2170994986","https://openalex.org/W2171328451","https://openalex.org/W2248004736","https://openalex.org/W2398703864","https://openalex.org/W2436031910","https://openalex.org/W2764674006","https://openalex.org/W2916064994","https://openalex.org/W4247618924","https://openalex.org/W6630727221"],"related_works":["https://openalex.org/W192950877","https://openalex.org/W2117437485","https://openalex.org/W2135534565","https://openalex.org/W2025732786","https://openalex.org/W2142544632","https://openalex.org/W2012309740","https://openalex.org/W2028371385","https://openalex.org/W1992677233","https://openalex.org/W2100192543","https://openalex.org/W2090970635"],"abstract_inverted_index":{"OBJECTIVES:":[0],"Ventricular":[1],"fibrillation":[2],"(VF)":[3],"is":[4,21],"a":[5],"life-threatening":[6],"cardiac":[7,51,63,70],"arrhythmia":[8],"and":[9,68,75,105,114,118,137,148,162],"within":[10],"of":[11,13,18,28,57,88],"minutes":[12],"its":[14],"occurrence,":[15],"optimal":[16],"timing":[17],"countershock":[19,47,179],"therapy":[20],"highly":[22],"warranted":[23],"to":[24,34,44,61,135,142,174],"improve":[25],"the":[26,37,84,89,97,155],"chance":[27],"survival.":[29],"This":[30],"study":[31],"was":[32,42,93],"designed":[33],"investigate":[35],"whether":[36],"autoregressive":[38],"(AR)":[39],"estimation":[40,168],"technique":[41],"capable":[43],"reliably":[45],"predict":[46],"success":[48],"in":[49],"VF":[50,91],"arrest":[52,64,71],"patients.":[53],"METHODS:":[54],"ECG":[55,82,92],"data":[56],"1077":[58],"countershocks":[59],"applied":[60],"197":[62],"patients":[65],"with":[66,109],"out-of-hospital":[67],"in-hospital":[69],"between":[72],"March":[73],"2002":[74],"July":[76],"2004":[77],"were":[78],"retrospectively":[79],"analyzed.":[80],"The":[81],"from":[83],"2.5":[85],"s":[86],"interval":[87],"precountershock":[90],"used":[94],"for":[95,178],"computing":[96],"AR":[98,144,167],"based":[99,123,145,157,169,176],"features":[100,146,158,170,177],"Spectral":[101,106],"Pole":[102,107],"Power":[103,108],"(SPP)":[104],"Dominant":[110],"Frequency":[111,116],"weighing":[112],"(SPPDF)":[113],"Centroid":[115],"(CF)":[117],"Amplitude":[119],"Spectrum":[120],"Area":[121],"(AMSA)":[122],"on":[124],"Fast":[125],"Fourier":[126],"Transformation":[127],"(FFT).":[128],"RESULTS:":[129],"With":[130],"ROC":[131],"AUC":[132],"values":[133],"up":[134,141],"84.1%":[136],"diagnostic":[138],"odds":[139],"ratio":[140],"19.12":[143],"SPP":[147],"SPPDF":[149],"have":[150],"better":[151],"prediction":[152],"power":[153],"than":[154],"FFT":[156,175],"CF":[159],"(80.5%;":[160],"6.56)":[161],"AMSA":[163],"(82.1%;":[164],"8.79).":[165],"CONCLUSIONS:":[166],"are":[171],"promising":[172],"alternatives":[173],"outcome":[180],"when":[181],"analyzing":[182],"human":[183],"data.":[184]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
