{"id":"https://openalex.org/W4404100697","doi":"https://doi.org/10.1183/13993003.congress-2024.pa1688","title":"Validity of ROX index to predict High flow nasal cannula outcomes in COVID19 critically ill patients","display_name":"Validity of ROX index to predict High flow nasal cannula outcomes in COVID19 critically ill patients","publication_year":2024,"publication_date":"2024-09-14","ids":{"openalex":"https://openalex.org/W4404100697","doi":"https://doi.org/10.1183/13993003.congress-2024.pa1688"},"language":"en","primary_location":{"id":"doi:10.1183/13993003.congress-2024.pa1688","doi":"https://doi.org/10.1183/13993003.congress-2024.pa1688","is_oa":false,"landing_page_url":"https://doi.org/10.1183/13993003.congress-2024.pa1688","pdf_url":null,"source":{"id":"https://openalex.org/S4210207896","display_name":"European Respiratory Journal","issn_l":"0903-1936","issn":["0903-1936","1399-3003"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310317833","host_organization_name":"European Respiratory Society","host_organization_lineage":["https://openalex.org/P4310317833"],"host_organization_lineage_names":["European Respiratory Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Noninvasive ventilatory support","raw_type":"proceedings-article"},"volume":null,"type":"conference-abstract","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/A5031674739","display_name":"Hend Zorgati","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hend Zorgati","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"Oussama Saadaoui","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Oussama Saadaoui","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054661129","display_name":"Dhouha Ben Braiek","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dhouha Ben Braiek","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"Sourour Bel Hadj Youssef","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sourour Bel Hadj Youssef","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111063487","display_name":"Yosri Ben Ali","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yosri Ben Ali","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111136635","display_name":"Rania Hidri","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rania Hidri","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023929948","display_name":"Rahma Ben Jazia","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55167344","display_name":"University of Kairouan","ror":"https://ror.org/024mpte60","country_code":"TN","type":"education","lineage":["https://openalex.org/I55167344"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Rahma Ben Jazia","raw_affiliation_strings":["22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":["https://openalex.org/I55167344"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103050293","display_name":"Ameni Kacem","orcid":"https://orcid.org/0000-0003-3890-6548","observed_orcids":["https://orcid.org/0000-0003-3890-6548"]},"institutions":[{"id":"https://openalex.org/I55167344","display_name":"University of Kairouan","ror":"https://ror.org/024mpte60","country_code":"TN","type":"education","lineage":["https://openalex.org/I55167344"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Ameni Kacem","raw_affiliation_strings":["22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":["https://openalex.org/I55167344"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000780099","display_name":"Imen Kharrat","orcid":"https://orcid.org/0000-0003-3704-902X","observed_orcids":["https://orcid.org/0000-0003-3704-902X"]},"institutions":[{"id":"https://openalex.org/I55167344","display_name":"University of Kairouan","ror":"https://ror.org/024mpte60","country_code":"TN","type":"education","lineage":["https://openalex.org/I55167344"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Imen Kharrat","raw_affiliation_strings":["22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":["https://openalex.org/I55167344"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114535063","display_name":"Lilia Bouajina","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55167344","display_name":"University of Kairouan","ror":"https://ror.org/024mpte60","country_code":"TN","type":"education","lineage":["https://openalex.org/I55167344"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Lilia Bouajina","raw_affiliation_strings":["22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":["https://openalex.org/I55167344"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035007861","display_name":"Anis Maatallah","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55167344","display_name":"University of Kairouan","ror":"https://ror.org/024mpte60","country_code":"TN","type":"education","lineage":["https://openalex.org/I55167344"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Anis Maatallah","raw_affiliation_strings":["22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"22 Pulmonology Department Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":["https://openalex.org/I55167344"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004695242","display_name":"Hajer Hannechi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55167344","display_name":"University of Kairouan","ror":"https://ror.org/024mpte60","country_code":"TN","type":"education","lineage":["https://openalex.org/I55167344"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Hannechi Hajer","raw_affiliation_strings":["33 Preventive and Community Medicine Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"33 Preventive and Community Medicine Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":["https://openalex.org/I55167344"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112186977","display_name":"Jih\u00e8ne Ayachi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jihene Ayachi","raw_affiliation_strings":["11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"11 Medical Intensive Care Unit Ibn El Jazzar University Hospital, kairouan, Tunisia","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"PA1688","last_page":"PA1688"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10322","display_name":"Respiratory Support and Mechanisms","score":0.9951000213623047,"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/T10322","display_name":"Respiratory Support and Mechanisms","score":0.9951000213623047,"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/T10041","display_name":"COVID-19 Clinical Research Studies","score":0.0013000000035390258,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T10549","display_name":"Neonatal Respiratory Health Research","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/rox-index","display_name":"ROX index","score":0.9950000047683716},{"id":"https://openalex.org/keywords/high-flow-nasal-cannula","display_name":"high-flow nasal cannula","score":0.9959999918937683},{"id":"https://openalex.org/keywords/covid-19","display_name":"COVID-19 pandemic","score":0.9850000143051147},{"id":"https://openalex.org/keywords/acute-hypoxemic-respiratory-failure","display_name":"acute hypoxemic respiratory failure","score":0.9520000219345093},{"id":"https://openalex.org/keywords/critically-ill-patients","display_name":"critically ill patients","score":0.8299999833106995},{"id":"https://openalex.org/keywords/oxygenation-index","display_name":"oxygenation index","score":0.9580000042915344}],"concepts":[{"id":"https://openalex.org/C2991859549","wikidata":"https://www.wikidata.org/wiki/Q679690","display_name":"Critically ill","level":2,"score":0.7858757972717285},{"id":"https://openalex.org/C2780334268","wikidata":"https://www.wikidata.org/wiki/Q3435476","display_name":"Nasal cannula","level":3,"score":0.6568022966384888},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.5818561315536499},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.541948676109314},{"id":"https://openalex.org/C177713679","wikidata":"https://www.wikidata.org/wiki/Q679690","display_name":"Intensive care medicine","level":1,"score":0.5118790864944458},{"id":"https://openalex.org/C3008058167","wikidata":"https://www.wikidata.org/wiki/Q84263196","display_name":"Coronavirus disease 2019 (COVID-19)","level":4,"score":0.4692043662071228},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30665522813796997},{"id":"https://openalex.org/C2778074680","wikidata":"https://www.wikidata.org/wiki/Q2125439","display_name":"Cannula","level":2,"score":0.2974827289581299},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2746959328651428},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.142005056142807},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.09849125146865845},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C524204448","wikidata":"https://www.wikidata.org/wiki/Q788926","display_name":"Infectious disease (medical specialty)","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1183/13993003.congress-2024.pa1688","doi":"https://doi.org/10.1183/13993003.congress-2024.pa1688","is_oa":false,"landing_page_url":"https://doi.org/10.1183/13993003.congress-2024.pa1688","pdf_url":null,"source":{"id":"https://openalex.org/S4210207896","display_name":"European Respiratory Journal","issn_l":"0903-1936","issn":["0903-1936","1399-3003"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310317833","host_organization_name":"European Respiratory Society","host_organization_lineage":["https://openalex.org/P4310317833"],"host_organization_lineage_names":["European Respiratory Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Noninvasive ventilatory support","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3198104781","https://openalex.org/W4387641371","https://openalex.org/W4386032603","https://openalex.org/W7203719963","https://openalex.org/W4283014209","https://openalex.org/W4394761019","https://openalex.org/W4404102179","https://openalex.org/W4220860442","https://openalex.org/W4312758792","https://openalex.org/W4226047846"],"abstract_inverted_index":{"Introduction:":[0],"During":[1],"the":[2,46,99,128,160,218],"outbreak":[3],"of":[4,48,114],"COVID-19":[5,41,85,259],"disease,":[6],"acute":[7],"hypoxemic":[8],"respiratory":[9],"failure":[10,150],"(AHRF)":[11],"patients":[12,58,87],"required":[13],"high":[14],"flow":[15],"nasal":[16],"cannula":[17],"(HFNC).":[18],"ROX":[19,49,115,143,168,176,184,193,206,247],"index":[20,50,116,144,169,177,185,194,207,248],"is":[21,33],"a":[22,34,72,214,251],"simple":[23],"tool":[24,253],"that":[25],"can":[26,249],"help":[27],"to":[28,44,51,63,79,111,254],"predict":[29,52,255],"HFNC":[30,53,118,149,164,243,256],"outcomes.":[31],"There":[32],"limited":[35],"data":[36],"for":[37,60,117,163,205,225,264],"its":[38],"validity":[39,47],"in":[40,55,71,153,258],"patients.":[42,156],"Aim:":[43],"evaluate":[45,112],"outcomes":[54],"critically":[56,260],"ill":[57,261],"admitted":[59,263],"AHRF":[61],"due":[62],"COVID-19.":[64],"Methods:":[65],"A":[66,220],"retrospective":[67],"study":[68,123],"carried":[69],"out":[70],"medical":[73,100],"ICU":[74],"from":[75],"September":[76],"19st,":[77],"2020":[78],"December":[80],"31st,":[81],"2021":[82],"including":[83],"all":[84],"adult":[86],"who":[88],"are":[89],"initially":[90],"treated":[91],"with":[92,242],"HFNC.":[93],"Data":[94],"were":[95],"collected":[96],"by":[97],"reviewing":[98],"patients\u2019":[101],"charts.":[102],"The":[103,201],"receiver":[104],"operating":[105],"characteristic":[106],"(ROC)":[107],"curve":[108,203],"was":[109,131,147,151,240],"used":[110],"discrimination":[113],"success.":[119],"Results:":[120],"In":[121],"this":[122],"134":[124],"(77.9%)":[125],"received":[126],"HFNC,":[127],"mean":[129],"age":[130],"50.97":[132],"\u00b113.86":[133],"years;":[134],"57":[135],"(42.5%)":[136],"had":[137],"at":[138,145,170,178,186,195,208],"least":[139],"one":[140],"comorbidity.":[141],"Median":[142],"1H":[146,171],"4.3[3.39-5.85].":[148],"noted":[152],"47":[154],"(35.1%)":[155],"Univariate":[157],"analysis":[158,204],"identified":[159],"following":[161],"factors":[162],"success":[165,244,257],"and":[166,192,211,228,234],"failure:":[167],"(5[4-6.31]":[172],"vs":[173,181,189,198],"3.8[3-4.28],":[174],"p=0.000);":[175,183],"6H":[179],"(6.1[5-8]":[180],"4.3[3.5-6],":[182],"24H":[187],"(7.7[6.9-9.56]":[188],"4[3.27-5],":[190],"p=0.000)":[191],"48H":[196],"(8[5.8-10]":[197],"4[3.2-4.8],":[199],"p=0.000).":[200],"ROC":[202],"H":[209,226],"24":[210,227],"H48":[212,229],"showed":[213],"significant":[215],"area":[216],"under":[217],"curve.":[219],"cut-off":[221],"point":[222],">=":[223],"5.7":[224],"(Se":[230],"0.8,":[231],"Sp":[232,237],"0.83":[233],"Se":[235],"0.85,":[236],"0.89":[238],"respectively)":[239],"associated":[241],"(Figure1).":[245],"Conclusion:":[246],"be":[250],"useful":[252],"patient":[262],"AHRF.":[265]},"counts_by_year":[],"updated_date":"2026-11-01T11:40:01.658920","created_date":"2024-11-07T00:00:00"}