{"id":"https://openalex.org/W4405154946","doi":"https://doi.org/10.1136/emermed-2024-999.42","title":"PP42 Effectiveness of community first responder presence on cardiac arrest outcomes in Lincolnshire; descriptive study","display_name":"PP42 Effectiveness of community first responder presence on cardiac arrest outcomes in Lincolnshire; descriptive study","publication_year":2024,"publication_date":"2024-12-01","ids":{"openalex":"https://openalex.org/W4405154946","doi":"https://doi.org/10.1136/emermed-2024-999.42"},"language":"en","primary_location":{"id":"doi:10.1136/emermed-2024-999.42","doi":"https://doi.org/10.1136/emermed-2024-999.42","is_oa":true,"landing_page_url":"https://doi.org/10.1136/emermed-2024-999.42","pdf_url":"https://emj.bmj.com/content/emermed/41/Suppl_3/A19.1.full.pdf","source":{"id":"https://openalex.org/S4363604354","display_name":"Poster presentations","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Poster presentations","raw_type":"proceedings-article"},"volume":null,"type":"conference-abstract","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://emj.bmj.com/content/emermed/41/Suppl_3/A19.1.full.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5043734460","display_name":"Seyed Mehrshad Parvin Hosseini","orcid":"https://orcid.org/0000-0002-4366-7919","observed_orcids":["https://orcid.org/0000-0002-4366-7919"]},"institutions":[{"id":"https://openalex.org/I51532219","display_name":"University of Lincoln","ror":"https://ror.org/03yeq9x20","country_code":"GB","type":"education","lineage":["https://openalex.org/I51532219"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Mehrshad Parvin Hosseini","raw_affiliation_strings":["Community and Health Research Unit (CaHRU), School of Health and Social Care, University of Lincoln, UK","Lincoln International Business School (LIBS), University of Lincoln, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Community and Health Research Unit (CaHRU), School of Health and Social Care, University of Lincoln, UK","institution_ids":["https://openalex.org/I51532219"]},{"raw_affiliation_string":"Lincoln International Business School (LIBS), University of Lincoln, UK","institution_ids":["https://openalex.org/I51532219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5051700651","display_name":"Aloysius Niroshan Siriwardena","orcid":"https://orcid.org/0000-0003-2484-8201","observed_orcids":["https://orcid.org/0000-0003-2484-8201"]},"institutions":[{"id":"https://openalex.org/I51532219","display_name":"University of Lincoln","ror":"https://ror.org/03yeq9x20","country_code":"GB","type":"education","lineage":["https://openalex.org/I51532219"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Niro Siriwardena","raw_affiliation_strings":["Community and Health Research Unit (CaHRU), School of Health and Social Care, University of Lincoln, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Community and Health Research Unit (CaHRU), School of Health and Social Care, University of Lincoln, UK","institution_ids":["https://openalex.org/I51532219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I51532219"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"A19.1","last_page":"A19"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10645","display_name":"Cardiac Arrest and Resuscitation","score":1.0,"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":1.0,"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/T11467","display_name":"Trauma and Emergency Care Studies","score":0.0,"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/T10177","display_name":"Palliative Care and End-of-Life Issues","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/community-first-responders","display_name":"community first responders","score":0.9950000047683716},{"id":"https://openalex.org/keywords/out-of-hospital-cardiac-arrest","display_name":"out-of-hospital cardiac arrest","score":0.9980000257492065},{"id":"https://openalex.org/keywords/return-of-spontaneous-circulation","display_name":"return of spontaneous circulation","score":0.7879999876022339},{"id":"https://openalex.org/keywords/30-day-survival","display_name":"30-day survival","score":0.9990000128746033},{"id":"https://openalex.org/keywords/emergency-response-time","display_name":"emergency response time","score":0.5109999775886536},{"id":"https://openalex.org/keywords/ambulance-dispatch","display_name":"ambulance dispatch","score":0.7799999713897705},{"id":"https://openalex.org/keywords/counterfactual-analysis","display_name":"counterfactual analysis","score":0.7850000262260437},{"id":"https://openalex.org/keywords/rural-health-care","display_name":"rural health care","score":0.640999972820282},{"id":"https://openalex.org/keywords/prehospital-care","display_name":"prehospital care","score":0.5239999890327454},{"id":"https://openalex.org/keywords/cardiopulmonary-resuscitation","display_name":"cardiopulmonary resuscitation","score":0.7559999823570251},{"id":"https://openalex.org/keywords/automated-external-defibrillators","display_name":"automated external defibrillators","score":0.828000009059906},{"id":"https://openalex.org/keywords/lincolnshire","display_name":"Lincolnshire","score":0.8230000138282776}],"concepts":[{"id":"https://openalex.org/C2776987312","wikidata":"https://www.wikidata.org/wiki/Q19693316","display_name":"First responder","level":2,"score":0.4125474989414215},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.37553492188453674},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.27614519000053406},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.22321945428848267}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1136/emermed-2024-999.42","doi":"https://doi.org/10.1136/emermed-2024-999.42","is_oa":true,"landing_page_url":"https://doi.org/10.1136/emermed-2024-999.42","pdf_url":"https://emj.bmj.com/content/emermed/41/Suppl_3/A19.1.full.pdf","source":{"id":"https://openalex.org/S4363604354","display_name":"Poster presentations","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Poster presentations","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1136/emermed-2024-999.42","doi":"https://doi.org/10.1136/emermed-2024-999.42","is_oa":true,"landing_page_url":"https://doi.org/10.1136/emermed-2024-999.42","pdf_url":"https://emj.bmj.com/content/emermed/41/Suppl_3/A19.1.full.pdf","source":{"id":"https://openalex.org/S4363604354","display_name":"Poster presentations","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Poster presentations","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.98580002784729,"id":"https://metadata.un.org/sdg/3"}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4405154946.pdf","grobid_xml":"https://content.openalex.org/works/W4405154946.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W1768005458","https://openalex.org/W4321438569","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W2587778348","https://openalex.org/W4396701345"],"abstract_inverted_index":{"Background":[0],"When":[1],"a":[2,27,55,279],"999":[3],"call":[4],"indicates":[5],"cardiac":[6,95,170,200,268],"arrest,":[7],"the":[8,14,68,89,101],"Emergency":[9],"Operations":[10],"Centre":[11],"(EOC)":[12],"despatches":[13],"ambulance":[15,118,156,158,179,189,261,287],"and":[16,34,127,149,181,188,193,241,278],"alerts":[17],"nearby":[18],"Community":[19,105],"First":[20,106],"Responders":[21,107],"(CFRs).":[22],"These":[23],"trained":[24],"responders":[25,266],"play":[26],"critical":[28],"role":[29],"by":[30],"providing":[31],"early,":[32],"CPR":[33],"using":[35,112],"AEDs,":[36],"potentially":[37],"saving":[38],"lives.":[39],"Time":[40],"of":[41,49,91,104,146,199,214,282],"arrival":[42,154],"is":[43,81],"crucial,":[44],"as":[45],"only":[46],"about":[47],"25%":[48],"cases":[50],"reach":[51],"hospitals":[52],"alive.":[53],"Dispatching":[54],"CFR":[56,153,187,222,271],"to":[57,87,263,286],"attend":[58],"an":[59],"emergency":[60],"saves":[61],"time":[62,239],"when":[63],"they":[64],"are":[65],"first":[66,265],"on":[67,74,94,168],"scene.":[69],"Despite":[70],"their":[71,110,249],"importance":[72],"evidence":[73],"CFRs\u2019":[75],"impact":[76],"in":[77,191,246,274],"rural":[78,192,247],"healthcare":[79],"provision":[80],"lacking.":[82],"Therefore,":[83],"this":[84,209],"study":[85],"aims":[86],"analyse":[88],"effectiveness":[90],"CFRs":[92,132,204,236,256],"presents":[93],"arrest":[96,171,201,269],"outcomes.":[97,221,255],"Methods":[98],"We":[99],"analysed":[100],"timing":[102],"benefits":[103],"(CFRs)":[108],"versus":[109,157],"absence":[111],"counterfactual":[113],"analysis.":[114],"Counterfactual":[115],"episodes":[116],"represent":[117],"responses":[119],"without":[120,289],"CFRs.":[121,290],"By":[122],"comparing":[123],"timings":[124],"from":[125,162,232],"EMAS":[126],"LIVES,":[128],"we":[129,142],"differentiated":[130],"between":[131],"arriving":[133,205],"before":[134,155,206],"or":[135,218,230],"after":[136],"EMAS.":[137],"Using":[138],"multivariable":[139],"regression":[140],"models,":[141],"compared":[143,186,285],"outcomes":[144],"(return":[145],"spontaneous":[147,215],"circulation":[148,216],"30-day":[150,219],"survival)":[151],"for":[152],"alone.":[159],"Descriptive":[160],"statistics":[161],"routine":[163],"data":[164],"(April":[165],"2020-December":[166],"2021)":[167],"out-of-hospital":[169],"(OHCA)":[172],"included":[173],"incident":[174],"location,":[175],"response":[176,238,276],"timing,":[177],"treatment,":[178],"backup,":[180],"conveyance.":[182],"Proportion":[183],"tests":[184],"directly":[185],"attendances":[190],"urban":[194],"areas.":[195],"Results":[196],"Approximately":[197],"10%":[198],"incidents":[202,243],"had":[203],"ambulance,":[207],"but":[208],"did":[210,251],"not":[211,225,252],"improve":[212,253],"return":[213],"(ROSC)":[217],"survival":[220,231],"attendance":[223,272],"was":[224],"associated":[226],"with":[227],"higher":[228,280],"ROSC":[229],"OHCA.":[233],"Conclusions":[234],"While":[235],"achieved":[237],"targets":[240,284],"attended":[242],"earlier,":[244],"especially":[245],"areas,":[248],"presence":[250],"OHCA":[254],"were":[257],"more":[258],"likely":[259],"than":[260],"crews":[262],"be":[264],"at":[267],"episodes.":[270],"resulted":[273],"shorter":[275],"times":[277],"likelihood":[281],"meeting":[283],"staff":[288]},"counts_by_year":[],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2025-10-10T00:00:00"}