{"id":"https://openalex.org/W2012113261","doi":"https://doi.org/10.1016/j.jalz.2011.05.1710","title":"P3\u2010269: Dementia after Age 90: Prevalence and risk factors in a longitudinal study","display_name":"P3\u2010269: Dementia after Age 90: Prevalence and risk factors in a longitudinal study","publication_year":2011,"publication_date":"2011-07-01","ids":{"openalex":"https://openalex.org/W2012113261","doi":"https://doi.org/10.1016/j.jalz.2011.05.1710","mag":"2012113261"},"language":"en","primary_location":{"id":"doi:10.1016/j.jalz.2011.05.1710","doi":"https://doi.org/10.1016/j.jalz.2011.05.1710","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jalz.2011.05.1710","pdf_url":null,"source":{"id":"https://openalex.org/S108427512","display_name":"Alzheimer s & Dementia","issn_l":"1552-5260","issn":["1552-5260","1552-5279"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","doyens","jufo-3","ki-jl-3","medline","norway-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Alzheimer's & Dementia","raw_type":"journal-article"},"volume":null,"type":"article","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/A5091019550","display_name":"Rachel A. Whitmer","orcid":"https://orcid.org/0009-0006-9511-6138","observed_orcids":["https://orcid.org/0009-0006-9511-6138"]},"institutions":[{"id":"https://openalex.org/I1343052199","display_name":"Kaiser Permanente","ror":"https://ror.org/00t60zh31","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1343052199"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rachel Whitmer","raw_affiliation_strings":["Kaiser Permanente Division of Research Oakland California United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kaiser Permanente Division of Research Oakland California United States","institution_ids":["https://openalex.org/I1343052199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055337948","display_name":"Kristine S. Yaffe","orcid":"https://orcid.org/0000-0003-0919-3825","observed_orcids":["https://orcid.org/0000-0003-0919-3825"]},"institutions":[{"id":"https://openalex.org/I180670191","display_name":"University of California, San Francisco","ror":"https://ror.org/043mz5j54","country_code":"US","type":"education","lineage":["https://openalex.org/I180670191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kristine Yaffe","raw_affiliation_strings":["University of California San Francisco San Francisco California United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California San Francisco San Francisco California United States","institution_ids":["https://openalex.org/I180670191"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052785465","display_name":"Charles P. Quesenberry","orcid":"https://orcid.org/0000-0001-8272-9126","observed_orcids":["https://orcid.org/0000-0001-8272-9126"]},"institutions":[{"id":"https://openalex.org/I1343052199","display_name":"Kaiser Permanente","ror":"https://ror.org/00t60zh31","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1343052199"]},{"id":"https://openalex.org/I2801936213","display_name":"Kaiser Permanente Oakland Medical Center","ror":"https://ror.org/05rfek682","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343052199","https://openalex.org/I2801936213"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Charles Quesenberry","raw_affiliation_strings":["Kaiser Permanente Oakland California United States","Kaiser Permanente, Oakland, California, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kaiser Permanente Oakland California United States","institution_ids":["https://openalex.org/I1343052199","https://openalex.org/I2801936213"]},{"raw_affiliation_string":"Kaiser Permanente, Oakland, California, United States","institution_ids":["https://openalex.org/I1343052199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108714617","display_name":"Jufen Zhou","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1343052199","display_name":"Kaiser Permanente","ror":"https://ror.org/00t60zh31","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1343052199"]},{"id":"https://openalex.org/I2801936213","display_name":"Kaiser Permanente Oakland Medical Center","ror":"https://ror.org/05rfek682","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343052199","https://openalex.org/I2801936213"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jufen Zhou","raw_affiliation_strings":["Kaiser Permanente Oakland California United States","Kaiser Permanente, Oakland, California, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kaiser Permanente Oakland California United States","institution_ids":["https://openalex.org/I1343052199","https://openalex.org/I2801936213"]},{"raw_affiliation_string":"Kaiser Permanente, Oakland, California, United States","institution_ids":["https://openalex.org/I1343052199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037920424","display_name":"Catherine A. Schaefer","orcid":"https://orcid.org/0000-0003-2644-055X","observed_orcids":["https://orcid.org/0000-0003-2644-055X"]},"institutions":[{"id":"https://openalex.org/I1343052199","display_name":"Kaiser Permanente","ror":"https://ror.org/00t60zh31","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1343052199"]},{"id":"https://openalex.org/I2801936213","display_name":"Kaiser Permanente Oakland Medical Center","ror":"https://ror.org/05rfek682","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1343052199","https://openalex.org/I2801936213"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Catherine Schaefer","raw_affiliation_strings":["Kaiser Permanente Oakland California United States","Kaiser Permanente, Oakland, California, United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Kaiser Permanente Oakland California United States","institution_ids":["https://openalex.org/I1343052199","https://openalex.org/I2801936213"]},{"raw_affiliation_string":"Kaiser Permanente, Oakland, California, United States","institution_ids":["https://openalex.org/I1343052199"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4200,"currency":"USD","value_usd":4200},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1354929,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"7","issue":"4S_Part_17","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"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/T10009","display_name":"Dementia and Cognitive Impairment Research","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"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/T12811","display_name":"Aging, Health, and Disability","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"}},{"id":"https://openalex.org/T10397","display_name":"Nutrition and Health in Aging","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/dementia","display_name":"dementia","score":0.8560000061988831},{"id":"https://openalex.org/keywords/oldest-old","display_name":"oldest old","score":0.8159999847412109}],"concepts":[{"id":"https://openalex.org/C2779483572","wikidata":"https://www.wikidata.org/wiki/Q83030","display_name":"Dementia","level":3,"score":0.8520582914352417},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8183410167694092},{"id":"https://openalex.org/C2780645631","wikidata":"https://www.wikidata.org/wiki/Q671554","display_name":"Stroke (engine)","level":2,"score":0.5243292450904846},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.5182097554206848},{"id":"https://openalex.org/C207103383","wikidata":"https://www.wikidata.org/wiki/Q3930246","display_name":"Hazard ratio","level":3,"score":0.4958134591579437},{"id":"https://openalex.org/C107130276","wikidata":"https://www.wikidata.org/wiki/Q133805","display_name":"Epidemiology","level":2,"score":0.48940029740333557},{"id":"https://openalex.org/C137627325","wikidata":"https://www.wikidata.org/wiki/Q156318","display_name":"Etiology","level":2,"score":0.4624031186103821},{"id":"https://openalex.org/C61511704","wikidata":"https://www.wikidata.org/wiki/Q1671857","display_name":"Incidence (geometry)","level":2,"score":0.4579050540924072},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4537199139595032},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.43325936794281006},{"id":"https://openalex.org/C74909509","wikidata":"https://www.wikidata.org/wiki/Q10387","display_name":"Gerontology","level":1,"score":0.41325998306274414},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.3644399642944336},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2708902955055237},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.23521700501441956},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.jalz.2011.05.1710","doi":"https://doi.org/10.1016/j.jalz.2011.05.1710","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jalz.2011.05.1710","pdf_url":null,"source":{"id":"https://openalex.org/S108427512","display_name":"Alzheimer s & Dementia","issn_l":"1552-5260","issn":["1552-5260","1552-5279"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","doyens","jufo-3","ki-jl-3","medline","norway-1"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Alzheimer's & Dementia","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":1.0,"display_name":"Good health and well-being"}],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/3","score":0.7200000286102295,"display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2463712255","https://openalex.org/W2890718204","https://openalex.org/W3117777969","https://openalex.org/W2416011199","https://openalex.org/W2060022074","https://openalex.org/W2140947333","https://openalex.org/W1773809479","https://openalex.org/W2350777139","https://openalex.org/W1974042200","https://openalex.org/W2104415925"],"abstract_inverted_index":{"Dementia":[0],"is":[1,40,324],"projected":[2],"to":[3,18,71,177,317,327],"increase":[4],"exponentially":[5],"in":[6,8,30,53,62,84,111,125,147,183,193,320],"incidence":[7],"the":[9,14,20,43,54,67,73,179,202,309],"next":[10,310],"50":[11],"years,":[12],"and":[13,45,75,136,222,270],"oldest-old":[15],"are":[16,315],"expected":[17],"have":[19],"highest":[21],"prevalence.":[22],"Evidence":[23],"from":[24,101,107,145,159],"pathology":[25],"studies":[26,314],"suggests":[27],"that":[28,323],"dementia":[29,49,79,141,182,200,286,307],"this":[31,281,321],"age-group":[32],"may":[33],"confer":[34],"a":[35,85,112,237,302],"different":[36],"etiology.":[37],"Yet,":[38],"little":[39],"known":[41],"regarding":[42],"prevalence":[44,74,284],"risk":[46,76,180,266,277,305],"factors":[47,77,91],"for":[48,78,171,189],"which":[50],"becomes":[51],"manifest":[52],"9":[55],"decade":[56],"of":[57,66,114,117,120,181,267,278,285,306],"life":[58],"or":[59,151,191,253,299],"later,":[60],"particularly":[61],"non-Caucasians.":[63],"The":[64],"goal":[65],"present":[68],"study":[69],"was":[70,127,208,292],"determine":[72],"at":[80,261],"age":[81,124,224,229],">":[82,289],"90":[83,290],"large,":[86],"diverse,":[87],"population":[88],"(N=3376).":[89],"Risk":[90],"(diabetes,":[92],"depression,":[93,297],"cardiovascular":[94],"disease":[95,156],"{CVD},":[96],"osteoporosis,":[97],"stroke)":[98],"were":[99,143,175,272],"collected":[100],"January":[102,160],"1,":[103,105,161],"1990-January":[104],"2000":[106,126],"electronic":[108],"medical":[109],"records":[110],"group":[113,322],"3376":[115],"patients":[116],"Kaiser":[118],"Permanente":[119],"Northern":[121],"California.":[122],"Mean":[123],"92.4":[128],"(standard":[129],"deviation":[130],"2.51,":[131],"range":[132],"90-104),":[133],"66%":[134],"female,":[135],"15%":[137],"non-Caucasian":[138],".":[139],"Incident":[140],"cases":[142],"obtained":[144],"diagnoses":[146],"primary":[148],"care":[149],"(general":[150],"unspecified":[152],"dementia)":[153,158],"neurology":[154],"(Alzheimer's":[155],"vascular":[157],"2000-":[162],"June":[163],"26,":[164],"2010.":[165],"Cox":[166],"proportional":[167],"hazard":[168],"models":[169,233],"adjusted":[170],"age,":[172],"gender":[173],"race":[174],"calculated":[176],"evaluate":[178],"association":[184],"with":[185,236,276,296],"predictors,":[186],"while":[187],"censoring":[188],"death,":[190],"lag":[192],"health":[194],"plan":[195],"membership.":[196],"1329":[197],"(39%)":[198],"developed":[199],"during":[201],"10":[203],"year":[204],"follow-up":[205],"period.":[206],"Prevalence":[207],"higher":[209],"among":[210,287],"females":[211],"(41.8":[212],"%)":[213],"versus":[214,219,227],"males":[215],"(34.6%)":[216],"African-Americans":[217],"(41.7%)":[218],"Caucasians":[220],"(39.2%),":[221],"those":[223,228,235,288],"90-94":[225],"(40.5%)":[226],"100+":[230],"(30.1%).":[231],"Adjusted":[232],"showed":[234],"stroke":[238,300],"(Hazards":[239],"Ratio":[240],"{HR}=1.34,":[241],"95%":[242,250],"Confidence":[243],"Interval":[244],"{CI},":[245],"1.1,":[246],"1.5),":[247],"depression":[248],"(HR=1.27,":[249],"CI,":[251,258],"1.1,1.4)":[252],"CVD":[254],"(HR=1.15,":[255],"95":[256],"%":[257],"1.03,":[259],"1.3)":[260],"baseline":[262],"had":[263,301],"an":[264],"increased":[265,304],"dementia.":[268,279,328],"Diabetes":[269],"osteoporosis":[271],"not":[273],"significantly":[274],"associated":[275],"In":[280],"population,":[282],"cumulative":[283],"years":[291],"almost":[293],"40%.":[294],"Those":[295],"CVD,":[298],"15-34%":[303],"over":[308],"ten":[311],"years.":[312],"Further":[313],"needed":[316],"identify":[318],"predictors":[319],"most":[325],"vulnerable":[326]},"counts_by_year":[],"updated_date":"2026-09-26T08:19:03.415552","created_date":"2025-10-10T00:00:00"}