{"id":"https://openalex.org/W2046156885","doi":"https://doi.org/10.1111/j.1365-2796.1994.tb01121.x","title":"Sleep and cardiac diseases amongst elderly people","display_name":"Sleep and cardiac diseases amongst elderly people","publication_year":1994,"publication_date":"1994-07-01","ids":{"openalex":"https://openalex.org/W2046156885","doi":"https://doi.org/10.1111/j.1365-2796.1994.tb01121.x","mag":"2046156885","pmid":"https://pubmed.ncbi.nlm.nih.gov/8021575"},"language":"en","primary_location":{"id":"doi:10.1111/j.1365-2796.1994.tb01121.x","doi":"https://doi.org/10.1111/j.1365-2796.1994.tb01121.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1365-2796.1994.tb01121.x","pdf_url":null,"source":{"id":"https://openalex.org/S29157290","display_name":"Journal of Internal Medicine","issn_l":"0954-6820","issn":["0954-6820","1365-2796"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"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":"Journal of Internal Medicine","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/A5064517720","display_name":"Ragnar Asplund","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"R. ASPLUND","raw_affiliation_strings":["County Hospital, Str\u00f6msund, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"County Hospital, Str\u00f6msund, Sweden","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5064517720"],"corresponding_institution_ids":[],"apc_list":{"value":4780,"currency":"USD","value_usd":4780},"apc_paid":null,"fwci":3.8004,"has_fulltext":false,"cited_by_count":51,"citation_normalized_percentile":{"value":0.93090699,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"236","issue":"1","first_page":"65","last_page":"71"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10316","display_name":"Sleep and related disorders","score":0.9814000129699707,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10316","display_name":"Sleep and related disorders","score":0.9814000129699707,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive 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/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.012600000016391277,"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"}},{"id":"https://openalex.org/T11373","display_name":"Sleep and Work-Related Fatigue","score":0.0015999999595806003,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sleep-disturbance","display_name":"sleep disorders","score":0.875},{"id":"https://openalex.org/keywords/heart-disease","display_name":"heart disease","score":0.7289999723434448},{"id":"https://openalex.org/keywords/angina","display_name":"angina pectoris","score":0.9919999837875366},{"id":"https://openalex.org/keywords/cardiac-arrhythmia","display_name":"cardiac arrhythmias","score":0.984000027179718},{"id":"https://openalex.org/keywords/older-adults","display_name":"older adults","score":0.7179999947547913},{"id":"https://openalex.org/keywords/daytime-sleepiness","display_name":"daytime sleepiness","score":0.7009999752044678},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.7279999852180481},{"id":"https://openalex.org/keywords/retirees","display_name":"retirees","score":0.5770000219345093},{"id":"https://openalex.org/keywords/nocturia","display_name":"nocturia","score":0.5440000295639038},{"id":"https://openalex.org/keywords/early-morning-awakening","display_name":"early morning awakening","score":0.5830000042915344}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8842495679855347},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.7637361288070679},{"id":"https://openalex.org/C74909509","wikidata":"https://www.wikidata.org/wiki/Q10387","display_name":"Gerontology","level":1,"score":0.37458646297454834},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000787","descriptor_name":"Angina Pectoris","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":false},{"descriptor_ui":"D000787","descriptor_name":"Angina Pectoris","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D001145","descriptor_name":"Arrhythmias, Cardiac","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":false},{"descriptor_ui":"D001145","descriptor_name":"Arrhythmias, Cardiac","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"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":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011795","descriptor_name":"Surveys and Questionnaires","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012893","descriptor_name":"Sleep Wake Disorders","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":false},{"descriptor_ui":"D012893","descriptor_name":"Sleep Wake Disorders","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D013548","descriptor_name":"Sweden","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1365-2796.1994.tb01121.x","doi":"https://doi.org/10.1111/j.1365-2796.1994.tb01121.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1365-2796.1994.tb01121.x","pdf_url":null,"source":{"id":"https://openalex.org/S29157290","display_name":"Journal of Internal Medicine","issn_l":"0954-6820","issn":["0954-6820","1365-2796"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"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":"Journal of Internal Medicine","raw_type":"journal-article"},{"id":"pmid:8021575","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/8021575","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":"Journal of internal medicine","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"}],"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":25,"referenced_works":["https://openalex.org/W30294299","https://openalex.org/W1969930998","https://openalex.org/W1974044612","https://openalex.org/W1985179044","https://openalex.org/W1987649584","https://openalex.org/W1998532532","https://openalex.org/W2014248651","https://openalex.org/W2025141880","https://openalex.org/W2030489493","https://openalex.org/W2030716100","https://openalex.org/W2034134890","https://openalex.org/W2034924272","https://openalex.org/W2041962470","https://openalex.org/W2059105101","https://openalex.org/W2066234496","https://openalex.org/W2079721463","https://openalex.org/W2102259200","https://openalex.org/W2109958712","https://openalex.org/W2151482188","https://openalex.org/W2158795680","https://openalex.org/W2169257907","https://openalex.org/W2316562961","https://openalex.org/W2400661044","https://openalex.org/W2414078959","https://openalex.org/W3148848738"],"related_works":["https://openalex.org/W1837787162","https://openalex.org/W3140821316","https://openalex.org/W7223082790","https://openalex.org/W2010429240","https://openalex.org/W1980398586","https://openalex.org/W2284004404","https://openalex.org/W2025951064","https://openalex.org/W173271884","https://openalex.org/W7064921097","https://openalex.org/W2908516238"],"abstract_inverted_index":{"OBJECTIVES:":[0],"To":[1],"investigate":[2],"the":[3,31,46,90,95,108,176,195],"interrelationship":[4],"between":[5],"sleep":[6,139,208],"complaints":[7],"and":[8,21,41,63,82,102,119,121,130,150,162,178,185,218],"cardiac":[9,42,80,151,156,204,219],"symptoms.":[10,205],"DESIGN:":[11],"An":[12],"epidemiological":[13],"survey":[14],"by":[15,56],"means":[16],"of":[17,30,66,86,146],"questionnaire.":[18],"SETTING:":[19],"V\u00e4sterbotten":[20],"Norrbotten":[22],"in":[23,155,160,165,187,194,215],"northern":[24],"Sweden.":[25],"SUBJECTS:":[26],"All":[27],"10,216":[28],"members":[29],"Swedish":[32],"Pensioners'":[33],"Association":[34],"(SPF).":[35],"MAIN":[36],"OUTCOME":[37],"MEASURES:":[38],"Sleep":[39],"disturbances":[40],"diseases.":[43],"RESULTS:":[44],"Of":[45],"men":[47,91,161],"who":[48,92,110,124,172,180],"slept":[49,93,111,125],"well,":[50],"3.0%":[51],"stated":[52],"they":[53],"were":[54,98,115],"troubled":[55],"both":[57,147,164,212],"spasmodic":[58],"chest":[59],"pain":[60],"('angina":[61],"pectoris')":[62],"a":[64],"sensation":[65],"irregular":[67],"heart":[68],"beats":[69],"('cardiac":[70],"arrhythmia'),":[71],"9.9%":[72],"had":[73,84,181],"angina":[74,148,216],"pectoris":[75,149,217],"alone,":[76],"7.9%":[77],"suffered":[78],"from":[79],"arrhythmia,":[81],"79.2%":[83],"neither":[85],"these":[87,113],"disorders.":[88],"Amongst":[89,107,135],"poorly,":[94],"corresponding":[96],"frequencies":[97,114],"7.0%,":[99,117],"8.7%,":[100],"12.3%":[101],"72.0%":[103],"(P":[104,132],"<":[105,133],"0.001).":[106],"women":[109],"well":[112],"2.3%,":[116],"8.2%":[118],"82.5%,":[120],"among":[122],"those":[123,136,166,171,179,188],"poorly":[126],"5.9%,":[127],"10.2%,":[128],"15.0%":[129],"68.9%":[131],"0.0001).":[134],"with":[137,167,189,202,211],"reported":[138],"complaints,":[140],"there":[141],"was":[142,158,199,209],"an":[143,213],"increased":[144,203],"occurrence":[145],"arrhythmia.":[152],"This":[153],"increase":[154,214],"disease":[157],"found":[159],"women;":[163],"trouble":[168],"falling":[169],"asleep,":[170],"frequently":[173],"awoke":[174],"during":[175],"night":[177],"difficulty":[182],"regaining":[183],"sleep;":[184],"also":[186,200],"too":[190],"early":[191],"final":[192],"awakening":[193],"morning.":[196],"Daytime":[197],"sleepiness":[198],"associated":[201,210],"CONCLUSION:":[206],"Poor":[207],"arrhythmias.":[220]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}