{"id":"https://openalex.org/W7225424969","doi":"https://doi.org/10.1161/circ.154.suppl_1.14854","title":"Abstract 14854: Hyperacute versus Subacute Endovascular Coiling for Ruptured Intracranial Aneurysms: A Systematic Review and Meta-Analysis","display_name":"Abstract 14854: Hyperacute versus Subacute Endovascular Coiling for Ruptured Intracranial Aneurysms: A Systematic Review and Meta-Analysis","publication_year":2026,"publication_date":"2026-11-02","ids":{"openalex":"https://openalex.org/W7225424969","doi":"https://doi.org/10.1161/circ.154.suppl_1.14854"},"language":"en","primary_location":{"id":"doi:10.1161/circ.154.suppl_1.14854","doi":"https://doi.org/10.1161/circ.154.suppl_1.14854","is_oa":false,"landing_page_url":"https://doi.org/10.1161/circ.154.suppl_1.14854","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["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/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circulation","raw_type":"journal-article"},"volume":null,"type":"conference-abstract","is_traditional":false,"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/A5101944129","display_name":"Muhammad Talha Khan","orcid":"https://orcid.org/0000-0002-6990-998X","observed_orcids":["https://orcid.org/0000-0002-6990-998X"]},"institutions":[{"id":"https://openalex.org/I142016965","display_name":"King Edward Medical University","ror":"https://ror.org/02rrbpf42","country_code":"PK","type":"education","lineage":["https://openalex.org/I142016965"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Muhammad Talha Khan","raw_affiliation_strings":["King Edward Med Univ, Lahore, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"King Edward Med Univ, Lahore, Pakistan","institution_ids":["https://openalex.org/I142016965"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5094248919","display_name":"Dimash Davletov","orcid":"https://orcid.org/0009-0006-6100-4963","observed_orcids":["https://orcid.org/0009-0006-6100-4963"]},"institutions":[{"id":"https://openalex.org/I191378831","display_name":"Kazakh National Medical University","ror":"https://ror.org/05pc6w891","country_code":"KZ","type":"education","lineage":["https://openalex.org/I191378831"]}],"countries":["KZ"],"is_corresponding":false,"raw_author_name":"Dimash Davletov","raw_affiliation_strings":["Asfendiyarov Kazakh National Med Univ, Almaty, Kazakhstan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Asfendiyarov Kazakh National Med Univ, Almaty, Kazakhstan","institution_ids":["https://openalex.org/I191378831"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5125704270","display_name":"Eman Khalid","orcid":"https://orcid.org/0009-0002-3075-3305","observed_orcids":["https://orcid.org/0009-0002-3075-3305"]},"institutions":[{"id":"https://openalex.org/I145487455","display_name":"Cairo University","ror":"https://ror.org/03q21mh05","country_code":"EG","type":"education","lineage":["https://openalex.org/I145487455"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Eman Khalid","raw_affiliation_strings":["Cairo Univ, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cairo Univ, Cairo, Egypt","institution_ids":["https://openalex.org/I145487455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033836217","display_name":"Ayesha Ejaz","orcid":"https://orcid.org/0000-0003-2457-9873","observed_orcids":["https://orcid.org/0000-0003-2457-9873"]},"institutions":[{"id":"https://openalex.org/I142016965","display_name":"King Edward Medical University","ror":"https://ror.org/02rrbpf42","country_code":"PK","type":"education","lineage":["https://openalex.org/I142016965"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Ayesha Ejaz","raw_affiliation_strings":["King Edward Med Univ, Lahore, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"King Edward Med Univ, Lahore, Pakistan","institution_ids":["https://openalex.org/I142016965"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5161067045","display_name":"SIRAJ UL MUNEER","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"SIRAJ UL MUNEER","raw_affiliation_strings":["Shaikh Khalifa Bin Zayed Al-Nahyan Med and Dental College, Lahore, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shaikh Khalifa Bin Zayed Al-Nahyan Med and Dental College, Lahore, Pakistan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034370385","display_name":"Muhammad Maaz","orcid":"https://orcid.org/0000-0002-3869-631X","observed_orcids":["https://orcid.org/0000-0002-3869-631X"]},"institutions":[{"id":"https://openalex.org/I4405258817","display_name":"Bacha Khan Medical College","ror":"https://ror.org/018c91412","country_code":"PK","type":"education","lineage":["https://openalex.org/I4405258817"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Muhammad Maaz","raw_affiliation_strings":["Bacha Khan Med College, Mardan, Mardan, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Bacha Khan Med College, Mardan, Mardan, Pakistan","institution_ids":["https://openalex.org/I4405258817"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092679147","display_name":"Um E Abiha Batool","orcid":"https://orcid.org/0000-0002-5926-804X","observed_orcids":["https://orcid.org/0000-0002-5926-804X"]},"institutions":[{"id":"https://openalex.org/I39727005","display_name":"Dow University of Health Sciences","ror":"https://ror.org/01h85hm56","country_code":"PK","type":"education","lineage":["https://openalex.org/I39727005"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Um E Abiha Batool","raw_affiliation_strings":["Dow Univ of Health Sciences, Karachi, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dow Univ of Health Sciences, Karachi, Pakistan","institution_ids":["https://openalex.org/I39727005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092961635","display_name":"Mahrosh Kasbati","orcid":"https://orcid.org/0009-0003-1514-1893","observed_orcids":["https://orcid.org/0009-0003-1514-1893"]},"institutions":[{"id":"https://openalex.org/I39727005","display_name":"Dow University of Health Sciences","ror":"https://ror.org/01h85hm56","country_code":"PK","type":"education","lineage":["https://openalex.org/I39727005"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Mahrosh Kasbati","raw_affiliation_strings":["Dow Univ of Health Sciences, Karachi, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dow Univ of Health Sciences, Karachi, Pakistan","institution_ids":["https://openalex.org/I39727005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111263718","display_name":"Amna Adil","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I171003132","display_name":"Rawalpindi Medical University","ror":"https://ror.org/02maedm12","country_code":"PK","type":"healthcare","lineage":["https://openalex.org/I171003132"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Amna Adil","raw_affiliation_strings":["Rawalpindi Med Univ, Rawalpindi, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rawalpindi Med Univ, Rawalpindi, Pakistan","institution_ids":["https://openalex.org/I171003132"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"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":"154","issue":"Suppl_1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10420","display_name":"Intracranial Aneurysms: Treatment and Complications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10420","display_name":"Intracranial Aneurysms: Treatment and Complications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T11763","display_name":"Intracerebral and Subarachnoid Hemorrhage Research","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10983","display_name":"Aortic aneurysm repair treatments","score":0.0,"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/ruptured-intracranial-aneurysm","display_name":"ruptured intracranial aneurysm","score":0.9779999852180481},{"id":"https://openalex.org/keywords/coil-embolization","display_name":"coil embolization","score":0.8880000114440918},{"id":"https://openalex.org/keywords/aneurysmal-subarachnoid-hemorrhage","display_name":"aneurysmal subarachnoid hemorrhage","score":0.9359999895095825},{"id":"https://openalex.org/keywords/treatment-timing","display_name":"treatment timing","score":0.6320000290870667},{"id":"https://openalex.org/keywords/aneurysm-rebleeding","display_name":"aneurysm rebleeding","score":0.9350000023841858},{"id":"https://openalex.org/keywords/vasospasm","display_name":"vasospasm","score":0.8889999985694885},{"id":"https://openalex.org/keywords/hydrocephalus","display_name":"hydrocephalus","score":0.824999988079071},{"id":"https://openalex.org/keywords/functional-outcome","display_name":"functional outcome","score":0.9670000076293945},{"id":"https://openalex.org/keywords/mortality","display_name":"mortality","score":0.9139999747276306},{"id":"https://openalex.org/keywords/modified-rankin-scale","display_name":"modified Rankin Scale","score":0.7929999828338623},{"id":"https://openalex.org/keywords/neurological-complications","display_name":"neurological complications","score":0.6000000238418579}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9861000180244446},{"id":"https://openalex.org/C2779905414","wikidata":"https://www.wikidata.org/wiki/Q5376564","display_name":"Endovascular coiling","level":4,"score":0.8847000002861023},{"id":"https://openalex.org/C2780931571","wikidata":"https://www.wikidata.org/wiki/Q568775","display_name":"Modified Rankin Scale","level":4,"score":0.8044999837875366},{"id":"https://openalex.org/C2777736543","wikidata":"https://www.wikidata.org/wiki/Q693442","display_name":"Subarachnoid hemorrhage","level":2,"score":0.7851999998092651},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.6123999953269958},{"id":"https://openalex.org/C61511704","wikidata":"https://www.wikidata.org/wiki/Q1671857","display_name":"Incidence (geometry)","level":2,"score":0.5720999836921692},{"id":"https://openalex.org/C2778506911","wikidata":"https://www.wikidata.org/wiki/Q2849606","display_name":"Vasospasm","level":3,"score":0.5285000205039978},{"id":"https://openalex.org/C2776098176","wikidata":"https://www.wikidata.org/wiki/Q189389","display_name":"Aneurysm","level":2,"score":0.5198000073432922},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.48649999499320984},{"id":"https://openalex.org/C82789193","wikidata":"https://www.wikidata.org/wiki/Q2142611","display_name":"Relative risk","level":3,"score":0.43720000982284546},{"id":"https://openalex.org/C3018386432","wikidata":"https://www.wikidata.org/wiki/Q426449","display_name":"Endovascular treatment","level":3,"score":0.426800012588501},{"id":"https://openalex.org/C2992083352","wikidata":"https://www.wikidata.org/wiki/Q693442","display_name":"Subarachnoid haemorrhage","level":3,"score":0.3977000117301941},{"id":"https://openalex.org/C2776820941","wikidata":"https://www.wikidata.org/wiki/Q5064103","display_name":"Cerebral vasospasm","level":4,"score":0.3756999969482422},{"id":"https://openalex.org/C3018023364","wikidata":"https://www.wikidata.org/wiki/Q425265","display_name":"Significant difference","level":2,"score":0.3181000053882599},{"id":"https://openalex.org/C2779668873","wikidata":"https://www.wikidata.org/wiki/Q6693756","display_name":"Lower risk","level":3,"score":0.2989000082015991},{"id":"https://openalex.org/C67774102","wikidata":"https://www.wikidata.org/wiki/Q614132","display_name":"Number needed to treat","level":4,"score":0.2786000072956085},{"id":"https://openalex.org/C168563851","wikidata":"https://www.wikidata.org/wiki/Q1436668","display_name":"Randomized controlled trial","level":2,"score":0.26260000467300415},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.2531000077724457}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1161/circ.154.suppl_1.14854","doi":"https://doi.org/10.1161/circ.154.suppl_1.14854","is_oa":false,"landing_page_url":"https://doi.org/10.1161/circ.154.suppl_1.14854","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["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/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circulation","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":1.0}],"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/W7202044631","https://openalex.org/W2440926967","https://openalex.org/W3032848769","https://openalex.org/W1988577471","https://openalex.org/W2136067958","https://openalex.org/W4386032770","https://openalex.org/W4226436892","https://openalex.org/W2391744153","https://openalex.org/W2064758006","https://openalex.org/W4411900184"],"abstract_inverted_index":{"Introduction:":[0],"Aneurysmal":[1],"subarachnoid":[2,118],"hemorrhage":[3,119],"(aSAH)":[4],"is":[5,26],"a":[6,174,194,219],"neurosurgical":[7],"emergency":[8],"associated":[9,319],"with":[10,84,146,173,320,329],"substantial":[11],"morbidity":[12],"and":[13,48,63,70,108,125,132,139,243,301],"mortality,":[14,127,322],"largely":[15],"driven":[16],"by":[17],"the":[18,32,68,114,190,216,235,262,281],"risk":[19,47,143,217],"of":[20,35,72,116,129,137,176,218,231,264,287],"early":[21,124,293],"aneurysm":[22],"rebleeding.":[23],"Endovascular":[24],"coiling":[25,40,81,112,245,313,331],"an":[27],"established":[28],"treatment":[29,53,115,283],"modality,":[30],"but":[31],"optimal":[33],"timing":[34],"intervention":[36],"remains":[37],"controversial.":[38],"Hyperacute":[39,311],"within":[41,314,333],"24":[42,315],"hours":[43,316],"may":[44,54,346],"reduce":[45],"rebleeding":[46,247],"improve":[49],"outcomes,":[50,324],"whereas":[51],"delayed":[52],"allow":[55],"for":[56,113,151,159,164,246,291],"greater":[57],"clinical":[58],"stabilization.":[59],"This":[60,285],"systematic":[61,90],"review":[62],"meta-analysis":[64],"aimed":[65],"to":[66,162,341],"compare":[67],"safety":[69],"efficacy":[71],"hyperacute":[73,105,242],"(\u226424":[74],"h)":[75,79,111],"versus":[76],"subacute":[77,109,244,330],"(24-72":[78,110],"endovascular":[80,312],"in":[82,192,215,277],"adults":[83],"ruptured":[85],"intracranial":[86],"aneurysms.":[87],"Methods:":[88],"A":[89,154],"literature":[91],"search":[92],"was":[93,157,184,273,289,317],"conducted":[94],"across":[95],"electronic":[96],"databases":[97],"from":[98,349],"inception":[99],"till":[100],"May":[101],"2026.":[102],"Studies":[103],"comparing":[104],"(<24":[106],"hours)":[107],"aneurysmal":[117],"were":[120],"included.":[121],"Outcomes":[122],"included":[123,170],"long-term":[126,302],"incidence":[128,136],"hydrocephalus,":[130],"poor":[131,220],"good":[133],"functional":[134,180,323],"outcome,":[135,196],"rebleeding,":[138],"vasospasm.":[140],"We":[141,169],"employed":[142],"ratios":[144],"(RRs)":[145],"95%":[147,208,226,250,257,268,297,306],"confidence":[148],"intervals":[149],"(CIs)":[150],"dichotomous":[152],"outcomes.":[153],"random-effects":[155],"model":[156],"applied":[158],"all":[160],"analyses":[161],"account":[163],"expected":[165],"between-study":[166],"variability.":[167],"Results:":[168],"9":[171],"studies":[172,338],"total":[175],"3,981":[177],"participants.":[178],"Regarding":[179],"outcomes":[181],",":[182,234],"there":[183,272],"no":[185,238,274],"statistically":[186],"significant":[187,239,275],"difference":[188,240,276],"between":[189,241,280],"groups":[191],"achieving":[193],"favorable":[195],"defined":[197],"as":[198],"modified":[199],"Rankin":[200],"Scale":[201],"(mRS)":[202],"0-2":[203],"(Risk":[204],"Ratio":[205],"[RR]":[206],"1.11;":[207],"Confidence":[209],"Interval":[210],"[CI]":[211],"0.94-1.31;":[212],"p=0.228),":[213],"or":[214,261,325],"outcome":[221],"(mRS":[222],"3-6)":[223],"(RR":[224,248,255,266,295,304],"0.78;":[225],"CI":[227,251,258,269,298,307],"0.51-1.19;":[228],"p=0.245).In":[229],"terms":[230],"neurological":[232],"complications":[233,327],"analysis":[236],"found":[237],"0.92;":[249],"0.27-3.14;":[252],"p=0.897),":[253],"vasospasm":[254],"1.00;":[256],"0.71-1.41;":[259],"p=0.994),":[260],"development":[263],"hydrocephalus":[265],"1.61;":[267],"0.92-2.81;":[270],"p=0.096).Similarly,":[271],"mortality":[278,294,303],"rates":[279],"two":[282],"windows.":[284],"lack":[286],"significance":[288],"consistent":[290],"both":[292],"1.58;":[296],"0.10-25.24;":[299],"p=0.746)":[300],"0.74;":[305],"0.40-1.39;":[308],"p=0.351)":[309],"Conclusion:":[310],"not":[318],"improved":[321],"major":[326],"compared":[328],"performed":[332],"24-72":[334],"hours.":[335],"Larger":[336],"prospective":[337],"are":[339],"warranted":[340],"identify":[342],"patient":[343],"populations":[344],"that":[345],"derive":[347],"benefit":[348],"earlier":[350],"intervention.":[351]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-11-07T00:00:00"}
