{"id":"https://openalex.org/W4285022261","doi":"https://doi.org/10.1001/jamanetworkopen.2022.21041","title":"Machine Learning Analysis of Handgun Transactions to Predict Firearm Suicide Risk","display_name":"Machine Learning Analysis of Handgun Transactions to Predict Firearm Suicide Risk","publication_year":2022,"publication_date":"2022-07-11","ids":{"openalex":"https://openalex.org/W4285022261","doi":"https://doi.org/10.1001/jamanetworkopen.2022.21041","pmid":"https://pubmed.ncbi.nlm.nih.gov/35816302","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/9274320"},"language":"en","primary_location":{"id":"doi:10.1001/jamanetworkopen.2022.21041","doi":"https://doi.org/10.1001/jamanetworkopen.2022.21041","is_oa":true,"landing_page_url":"https://doi.org/10.1001/jamanetworkopen.2022.21041","pdf_url":null,"source":{"id":"https://openalex.org/S4210217848","display_name":"JAMA Network Open","issn_l":"2574-3805","issn":["2574-3805"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","doyens","jufo-1","ki-jl-2","medline","norway-1","oarl","poland-20","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320259","host_organization_name":"American Medical Association","host_organization_lineage":["https://openalex.org/P4310320259"],"host_organization_lineage_names":["American Medical Association"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JAMA Network Open","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1001/jamanetworkopen.2022.21041","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001049341","display_name":"Hannah S. Laqueur","orcid":"https://orcid.org/0000-0001-5331-8627","observed_orcids":["https://orcid.org/0000-0001-5331-8627"]},"institutions":[{"id":"https://openalex.org/I4389425283","display_name":"State of California","ror":"https://ror.org/030sa3819","country_code":"US","type":"government","lineage":["https://openalex.org/I4389425283"]},{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Hannah S. Laqueur","raw_affiliation_strings":["California Firearm Violence Research Center, Sacramento","Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Firearm Violence Research Center, Sacramento","institution_ids":["https://openalex.org/I4389425283"]},{"raw_affiliation_string":"Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento","institution_ids":["https://openalex.org/I84218800"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050084979","display_name":"Colette Smirniotis","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4389425283","display_name":"State of California","ror":"https://ror.org/030sa3819","country_code":"US","type":"government","lineage":["https://openalex.org/I4389425283"]},{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Colette Smirniotis","raw_affiliation_strings":["California Firearm Violence Research Center, Sacramento","Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Firearm Violence Research Center, Sacramento","institution_ids":["https://openalex.org/I4389425283"]},{"raw_affiliation_string":"Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento","institution_ids":["https://openalex.org/I84218800"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041977190","display_name":"Christopher D. McCort","orcid":"https://orcid.org/0000-0003-2423-0057","observed_orcids":["https://orcid.org/0000-0003-2423-0057"]},"institutions":[{"id":"https://openalex.org/I4389425283","display_name":"State of California","ror":"https://ror.org/030sa3819","country_code":"US","type":"government","lineage":["https://openalex.org/I4389425283"]},{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Christopher McCort","raw_affiliation_strings":["California Firearm Violence Research Center, Sacramento","Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Firearm Violence Research Center, Sacramento","institution_ids":["https://openalex.org/I4389425283"]},{"raw_affiliation_string":"Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento","institution_ids":["https://openalex.org/I84218800"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010013849","display_name":"Garen J. Wintemute","orcid":"https://orcid.org/0000-0001-6748-8512","observed_orcids":["https://orcid.org/0000-0001-6748-8512"]},"institutions":[{"id":"https://openalex.org/I4389425283","display_name":"State of California","ror":"https://ror.org/030sa3819","country_code":"US","type":"government","lineage":["https://openalex.org/I4389425283"]},{"id":"https://openalex.org/I84218800","display_name":"University of California, Davis","ror":"https://ror.org/05rrcem69","country_code":"US","type":"education","lineage":["https://openalex.org/I84218800"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Garen J. Wintemute","raw_affiliation_strings":["California Firearm Violence Research Center, Sacramento","Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"California Firearm Violence Research Center, Sacramento","institution_ids":["https://openalex.org/I4389425283"]},{"raw_affiliation_string":"Violence Prevention Research Program, Department of Emergency Medicine, University of California, Davis, Sacramento","institution_ids":["https://openalex.org/I84218800"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5001049341"],"corresponding_institution_ids":["https://openalex.org/I4389425283","https://openalex.org/I84218800"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":{"value":3000,"currency":"USD","value_usd":3000},"fwci":2.1644,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.86597277,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"5","issue":"7","first_page":"e2221041","last_page":"e2221041"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12265","display_name":"Gun Ownership and Violence Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3306","display_name":"Health"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12265","display_name":"Gun Ownership and Violence Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/3306","display_name":"Health"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10376","display_name":"Suicide and Self-Harm Studies","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13605","display_name":"Homicide, Infanticide, and Child Abuse","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/firearm-suicide","display_name":"firearm suicide","score":0.875},{"id":"https://openalex.org/keywords/suicide-prediction","display_name":"suicide risk prediction","score":0.9200000166893005},{"id":"https://openalex.org/keywords/firearm-access-restrictions","display_name":"firearm access restrictions","score":0.5759999752044678},{"id":"https://openalex.org/keywords/suicide-prevention","display_name":"suicide prevention","score":0.6690000295639038},{"id":"https://openalex.org/keywords/random-forest-classification","display_name":"random forest classification","score":0.6610000133514404},{"id":"https://openalex.org/keywords/california","display_name":"California","score":0.4350000023841858},{"id":"https://openalex.org/keywords/risk-stratification","display_name":"risk stratification","score":0.3970000147819519},{"id":"https://openalex.org/keywords/permutation-feature-importance","display_name":"permutation importance","score":0.546999990940094}],"concepts":[{"id":"https://openalex.org/C526869908","wikidata":"https://www.wikidata.org/wiki/Q3298118","display_name":"Suicide prevention","level":3,"score":0.580359697341919},{"id":"https://openalex.org/C3017944768","wikidata":"https://www.wikidata.org/wiki/Q1450463","display_name":"Poison control","level":2,"score":0.56308913230896},{"id":"https://openalex.org/C190385971","wikidata":"https://www.wikidata.org/wiki/Q373494","display_name":"Injury prevention","level":3,"score":0.5533931255340576},{"id":"https://openalex.org/C75949130","wikidata":"https://www.wikidata.org/wiki/Q848010","display_name":"Database transaction","level":2,"score":0.5254784226417542},{"id":"https://openalex.org/C187155963","wikidata":"https://www.wikidata.org/wiki/Q629029","display_name":"Occupational safety and health","level":2,"score":0.44240689277648926},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.43108779191970825},{"id":"https://openalex.org/C166735990","wikidata":"https://www.wikidata.org/wiki/Q1750812","display_name":"Human factors and ergonomics","level":3,"score":0.42164647579193115},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.3446110188961029},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.33163806796073914},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.33067864179611206},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.320132851600647},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.24161747097969055},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000092864","descriptor_name":"Suicide Prevention","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003132","descriptor_name":"Commerce","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005389","descriptor_name":"Firearms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014754","descriptor_name":"Violence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1001/jamanetworkopen.2022.21041","doi":"https://doi.org/10.1001/jamanetworkopen.2022.21041","is_oa":true,"landing_page_url":"https://doi.org/10.1001/jamanetworkopen.2022.21041","pdf_url":null,"source":{"id":"https://openalex.org/S4210217848","display_name":"JAMA Network Open","issn_l":"2574-3805","issn":["2574-3805"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","doyens","jufo-1","ki-jl-2","medline","norway-1","oarl","poland-20","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320259","host_organization_name":"American Medical Association","host_organization_lineage":["https://openalex.org/P4310320259"],"host_organization_lineage_names":["American Medical Association"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JAMA Network Open","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:9274320","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9274320","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JAMA Netw Open","raw_type":"Text"},{"id":"pmid:35816302","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35816302","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":"JAMA network open","raw_type":"Journal Article"},{"id":"pmh:oai:harvest.issuelab.org:42862","doi":null,"is_oa":true,"landing_page_url":"https://www.issuelab.org/resources/42862/pdf_cover_285.png","pdf_url":"https://www.issuelab.org/resources/42862/pdf_cover_285.png","source":{"id":"https://openalex.org/S4377196281","display_name":"Issue Lab (Candid)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210144560","host_organization_name":"Candid","host_organization_lineage":["https://openalex.org/I4210144560"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"}],"best_oa_location":{"id":"doi:10.1001/jamanetworkopen.2022.21041","doi":"https://doi.org/10.1001/jamanetworkopen.2022.21041","is_oa":true,"landing_page_url":"https://doi.org/10.1001/jamanetworkopen.2022.21041","pdf_url":null,"source":{"id":"https://openalex.org/S4210217848","display_name":"JAMA Network Open","issn_l":"2574-3805","issn":["2574-3805"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-b","doyens","jufo-1","ki-jl-2","medline","norway-1","oarl","poland-20","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320259","host_organization_name":"American Medical Association","host_organization_lineage":["https://openalex.org/P4310320259"],"host_organization_lineage_names":["American Medical Association"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"JAMA Network Open","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8371999859809875}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W273955616","https://openalex.org/W429766147","https://openalex.org/W571200655","https://openalex.org/W1901616594","https://openalex.org/W1981976602","https://openalex.org/W2008056655","https://openalex.org/W2012035409","https://openalex.org/W2067660125","https://openalex.org/W2074041817","https://openalex.org/W2091186681","https://openalex.org/W2098026442","https://openalex.org/W2118978333","https://openalex.org/W2121004493","https://openalex.org/W2121468917","https://openalex.org/W2134609832","https://openalex.org/W2150633664","https://openalex.org/W2160366881","https://openalex.org/W2186750893","https://openalex.org/W2278972578","https://openalex.org/W2512131922","https://openalex.org/W2554980225","https://openalex.org/W2618851150","https://openalex.org/W2725461439","https://openalex.org/W2787894218","https://openalex.org/W2799723630","https://openalex.org/W2801632865","https://openalex.org/W2804266670","https://openalex.org/W2811456131","https://openalex.org/W2911417286","https://openalex.org/W2911964244","https://openalex.org/W2926385904","https://openalex.org/W2945876440","https://openalex.org/W2951936974","https://openalex.org/W2966361714","https://openalex.org/W2975086838","https://openalex.org/W2991932673","https://openalex.org/W2992980088","https://openalex.org/W2998768810","https://openalex.org/W3014080659","https://openalex.org/W3014098926","https://openalex.org/W3017330573","https://openalex.org/W3020622509","https://openalex.org/W3030953595","https://openalex.org/W3032158497","https://openalex.org/W3082026628","https://openalex.org/W3122973679","https://openalex.org/W3142722547","https://openalex.org/W3155828162","https://openalex.org/W4200578579","https://openalex.org/W4233056867","https://openalex.org/W4233219353","https://openalex.org/W4237184162","https://openalex.org/W4247868288","https://openalex.org/W4248892610","https://openalex.org/W4252512720"],"related_works":["https://openalex.org/W4221082068","https://openalex.org/W4285042495","https://openalex.org/W4200578579","https://openalex.org/W4402269849","https://openalex.org/W4399876518","https://openalex.org/W4400880305","https://openalex.org/W3030953595","https://openalex.org/W4406723152","https://openalex.org/W7117771906","https://openalex.org/W4380992561"],"abstract_inverted_index":{"Importance:":[0],"Evidence":[1],"suggests":[2],"that":[3,369],"limiting":[4],"access":[5],"to":[6,29,51,75,107,117,144,318,356],"firearms":[7,319],"among":[8,240,252],"individuals":[9,102,213,355],"at":[10,27,309],"high":[11],"risk":[12,28,303],"of":[13,20,49,63,91,127,161,174,178,196,206,219,235,245,247,260,270,283,323,338,349],"suicide":[14,21,54,78,120,157,228,295,358,376],"can":[15,72],"be":[16,73],"an":[17],"effective":[18],"means":[19],"prevention,":[22],"yet":[23],"accurately":[24],"identifying":[25,353],"those":[26],"intervene":[30],"remains":[31],"a":[32,40,60,162,194,273,289],"key":[33],"challenge.":[34],"Firearm":[35,227],"purchasing":[36],"records":[37,97,169,351],"may":[38,378],"offer":[39],"large-scale":[41,334],"and":[42,82,122,150,185,312,321,326,366,377],"objective":[43],"data":[44],"source":[45],"for":[46],"the":[47,88,123,130,172,202,256,267,332,346],"development":[48],"tools":[50],"predict":[52,118],"firearm":[53,77,119,156,163,249,294,375],"risk.":[55,79],"Objective:":[56],"To":[57],"test":[58],"whether":[59],"statewide":[61],"database":[62,90,208],"handgun":[64,95,236,340],"transaction":[65,96,341],"records,":[66],"coupled":[67],"with":[68,263,272,288,374],"machine":[69,335],"learning":[70,336],"techniques,":[71],"used":[74,87],"forecast":[76],"Design,":[80],"Setting,":[81],"Participants:":[83],"This":[84,328],"prognostic":[85,329],"study":[86,330],"California":[89,167],"4":[92,197],"976":[93,198],"391":[94,199],"from":[98,103,140,166],"1":[99,159,210,230,297],"951":[100,211],"006":[101,212],"January":[104],"1,":[105,142],"1996,":[106],"October":[108],"6,":[109],"2015.":[110],"Transaction-level":[111],"random":[112,274],"forest":[113,275],"classification":[114],"was":[115,132,155],"implemented":[116],"risk,":[121],"relative":[124],"predictive":[125,372],"power":[126],"features":[128,300],"in":[129,201,233,255,352],"algorithm":[131],"estimated":[133],"via":[134],"permutation":[135],"importance.":[136],"Analyses":[137],"were":[138,189,251,286],"performed":[139],"December":[141],"2020,":[143],"May":[145],"19,":[146],"2022.":[147],"Main":[148],"Outcomes":[149],"Measures:":[151],"The":[152,343],"main":[153],"outcome":[154],"within":[158,229,296],"year":[160,231],"transaction,":[164,183],"derived":[165],"death":[168],"(1996-2016).":[170],"With":[171],"use":[173],"California's":[175,203],"Dealer's":[176,204],"Records":[177],"Sale":[179,207],"(1996-2015),":[180],"41":[181],"handgun,":[182,364],"purchaser,":[184],"community-level":[186],"predictor":[187],"variables":[188],"generated.":[190],"Results:":[191],"There":[192],"are":[193],"total":[195,244],"transactions":[200,237,239,253,271],"Record":[205],"representing":[209],"(1":[214],"525":[215],"754":[216],"men":[217],"[78.2%":[218],"individuals];":[220],"mean":[221],"[SD]":[222],"age,":[223],"43.4":[224],"[13.9]":[225],"years).":[226],"occurred":[232],"0.07%":[234],"(3278":[238],"2614":[241],"individuals).":[242],"A":[243],"38.6%":[246],"observed":[248],"suicides":[250],"classified":[254],"highest-risk":[257],"ventile":[258],"(379":[259],"983":[261],"transactions),":[262],"95%":[264],"specificity.":[265],"Among":[266],"small":[268],"number":[269],"score":[276],"above":[277],"0.95,":[278],"more":[279],"than":[280],"two-thirds":[281],"(24":[282],"35":[284],"[68.6%])":[285],"associated":[287],"purchaser":[290],"who":[291],"died":[292],"by":[293],"year.":[298],"Important":[299],"included":[301],"known":[302],"factors,":[304],"such":[305,350],"as":[306],"older":[307],"age":[308],"first":[310,333],"purchase,":[311],"previously":[313],"unreported":[314],"predictors,":[315],"including":[316],"distance":[317],"dealer":[320],"month":[322],"purchase.":[324],"Conclusions":[325],"Relevance:":[327],"presented":[331],"analysis":[337],"individual-level":[339],"records.":[342],"results":[344],"suggested":[345],"potential":[347],"utility":[348],"high-risk":[354],"aid":[357],"prevention":[359],"efforts.":[360],"It":[361],"also":[362],"identified":[363],"individual,":[365],"community":[367],"characteristics":[368],"have":[370],"strong":[371],"relationships":[373],"warrant":[379],"further":[380],"study.":[381]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":8},{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2022-07-12T00:00:00"}
