{"id":"https://openalex.org/W1984863612","doi":"https://doi.org/10.1097/00019442-199911000-00008","title":"Can Caregivers Independently Rate Cognitive and Behavioral Symptoms in Alzheimer's Disease Patients?: A Longitudinal Analysis","display_name":"Can Caregivers Independently Rate Cognitive and Behavioral Symptoms in Alzheimer's Disease Patients?: A Longitudinal Analysis","publication_year":1999,"publication_date":"1999-09-01","ids":{"openalex":"https://openalex.org/W1984863612","doi":"https://doi.org/10.1097/00019442-199911000-00008","mag":"1984863612","pmid":"https://pubmed.ncbi.nlm.nih.gov/10521165"},"language":"en","primary_location":{"id":"doi:10.1097/00019442-199911000-00008","doi":"https://doi.org/10.1097/00019442-199911000-00008","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00019442-199911000-00008","pdf_url":null,"source":{"id":"https://openalex.org/S182891740","display_name":"American Journal of Geriatric Psychiatry","issn_l":"1064-7481","issn":["1064-7481","1545-7214"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The American Journal of Geriatric Psychiatry","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"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/A5015761056","display_name":"Chandra Ghosh Ippen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Chandra Ghosh Ippen","raw_affiliation_strings":["Department of Psychology, University of Southern California","Department of Psychology, University of Southern California, Los Angeles, USA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychology, University of Southern California","institution_ids":["https://openalex.org/I1174212"]},{"raw_affiliation_string":"Department of Psychology, University of Southern California, Los Angeles, USA#TAB#","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052290960","display_name":"Jason T. Olin","orcid":"https://orcid.org/0000-0002-7293-6428","observed_orcids":["https://orcid.org/0000-0002-7293-6428"]},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jason T. Olin","raw_affiliation_strings":["Department of Psychology, University of Southern California","Dept. of Psychology University of Southern California"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychology, University of Southern California","institution_ids":["https://openalex.org/I1174212"]},{"raw_affiliation_string":"Dept. of Psychology University of Southern California","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059020389","display_name":"Lon S. S. Schneider","orcid":"https://orcid.org/0000-0002-4636-6150","observed_orcids":["https://orcid.org/0000-0002-4636-6150"]},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lon S. Schneider","raw_affiliation_strings":["Department of Psychology, University of Southern California","Dept. of Psychology University of Southern California"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychology, University of Southern California","institution_ids":["https://openalex.org/I1174212"]},{"raw_affiliation_string":"Dept. of Psychology University of Southern California","institution_ids":["https://openalex.org/I1174212"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5015761056"],"corresponding_institution_ids":["https://openalex.org/I1174212"],"apc_list":{"value":4400,"currency":"USD","value_usd":4400},"apc_paid":null,"fwci":0.6908,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.68409121,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":94},"biblio":{"volume":"7","issue":"4","first_page":"321","last_page":"330"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":0.9994999766349792,"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":0.9994999766349792,"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/T12848","display_name":"Psychological Testing and Assessment","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/3202","display_name":"Applied 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/T10086","display_name":"Alzheimer's disease research and treatments","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"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/alzheimer-s-disease","display_name":"Alzheimer's disease","score":0.9990000128746033},{"id":"https://openalex.org/keywords/caregiver-ratings","display_name":"caregiver ratings","score":0.6779999732971191},{"id":"https://openalex.org/keywords/informant-based-assessment","display_name":"informant-based assessment","score":0.9549999833106995},{"id":"https://openalex.org/keywords/cognitive-function","display_name":"cognitive function","score":0.503000020980835},{"id":"https://openalex.org/keywords/mood-disturbance","display_name":"mood disturbance","score":0.9660000205039978},{"id":"https://openalex.org/keywords/concurrent-validity","display_name":"concurrent validity","score":0.8809999823570251},{"id":"https://openalex.org/keywords/reliability-statistics","display_name":"reliability statistics","score":0.6380000114440918},{"id":"https://openalex.org/keywords/cognitive-decline","display_name":"cognitive decline","score":0.531000018119812}],"concepts":[{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.5964905023574829},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.5696163177490234},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.49913978576660156},{"id":"https://openalex.org/C502032728","wikidata":"https://www.wikidata.org/wiki/Q11081","display_name":"Alzheimer's disease","level":3,"score":0.47899410128593445},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4311051368713379},{"id":"https://openalex.org/C2777895361","wikidata":"https://www.wikidata.org/wiki/Q1758614","display_name":"Longitudinal study","level":2,"score":0.4177358150482178},{"id":"https://openalex.org/C70410870","wikidata":"https://www.wikidata.org/wiki/Q199906","display_name":"Clinical psychology","level":1,"score":0.38528972864151},{"id":"https://openalex.org/C74909509","wikidata":"https://www.wikidata.org/wiki/Q10387","display_name":"Gerontology","level":1,"score":0.37882885336875916},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.3147708773612976},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.08772096037864685},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.04214492440223694}],"mesh":[{"descriptor_ui":"D000203","descriptor_name":"Activities of Daily Living","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000339","descriptor_name":"Affect","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000369","descriptor_name":"Aged, 80 and over","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000544","descriptor_name":"Alzheimer Disease","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D000544","descriptor_name":"Alzheimer Disease","qualifier_ui":"Q000523","qualifier_name":"psychology","is_major_topic":true},{"descriptor_ui":"D003071","descriptor_name":"Cognition","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D005163","descriptor_name":"Factor Analysis, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008137","descriptor_name":"Longitudinal Studies","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":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011569","descriptor_name":"Psychiatric Status Rating Scales","qualifier_ui":"Q000592","qualifier_name":"standards","is_major_topic":false},{"descriptor_ui":"D012917","descriptor_name":"Social Adjustment","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015588","descriptor_name":"Observer Variation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017028","descriptor_name":"Caregivers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018450","descriptor_name":"Disease Progression","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018454","descriptor_name":"Spouses","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1097/00019442-199911000-00008","doi":"https://doi.org/10.1097/00019442-199911000-00008","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00019442-199911000-00008","pdf_url":null,"source":{"id":"https://openalex.org/S182891740","display_name":"American Journal of Geriatric Psychiatry","issn_l":"1064-7481","issn":["1064-7481","1545-7214"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The American Journal of Geriatric Psychiatry","raw_type":"journal-article"},{"id":"pmid:10521165","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/10521165","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":"The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9592999815940857,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[{"id":"https://openalex.org/G5181806256","display_name":"PSYCHOSIS IN ALZHEIMERS DISEASE","funder_award_id":"K07MH001368","funder_id":"https://openalex.org/F4320337346","funder_display_name":"National Institute of Mental Health"},{"id":"https://openalex.org/G6972635252","display_name":"Alzheimer Disease Research Center","funder_award_id":"P50AG005142","funder_id":"https://openalex.org/F4320337337","funder_display_name":"National Institute on Aging"}],"funders":[{"id":"https://openalex.org/F4320337337","display_name":"National Institute on Aging","ror":"https://ror.org/049v75w11"},{"id":"https://openalex.org/F4320337346","display_name":"National Institute of Mental Health","ror":"https://ror.org/04xeg9z08"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W169893872","https://openalex.org/W1164896577","https://openalex.org/W1472735294","https://openalex.org/W1550093696","https://openalex.org/W1847168837","https://openalex.org/W1953027527","https://openalex.org/W1966878105","https://openalex.org/W1972294144","https://openalex.org/W1973750400","https://openalex.org/W1974219633","https://openalex.org/W1985621046","https://openalex.org/W1986468099","https://openalex.org/W1987252337","https://openalex.org/W1996776294","https://openalex.org/W2003429774","https://openalex.org/W2012271737","https://openalex.org/W2013849830","https://openalex.org/W2027610387","https://openalex.org/W2041465237","https://openalex.org/W2052015574","https://openalex.org/W2055727638","https://openalex.org/W2068228921","https://openalex.org/W2087366882","https://openalex.org/W2089675476","https://openalex.org/W2110656850","https://openalex.org/W2121788441","https://openalex.org/W2131395152","https://openalex.org/W2156220037","https://openalex.org/W2304312977","https://openalex.org/W2400402988","https://openalex.org/W4232629811","https://openalex.org/W4233035841"],"related_works":["https://openalex.org/W2053641418","https://openalex.org/W2056361616","https://openalex.org/W2046052847","https://openalex.org/W2156737310","https://openalex.org/W2061633535","https://openalex.org/W2014796605","https://openalex.org/W2089613036","https://openalex.org/W2012652085","https://openalex.org/W2163243818","https://openalex.org/W2129679561"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2016-06-24T00:00:00"}