{"id":"https://openalex.org/W2061290640","doi":"https://doi.org/10.1016/j.clinph.2007.03.004","title":"The effects of asking for verbal ratings of sleepiness on sleepiness and its masking effects on performance","display_name":"The effects of asking for verbal ratings of sleepiness on sleepiness and its masking effects on performance","publication_year":2007,"publication_date":"2007-04-27","ids":{"openalex":"https://openalex.org/W2061290640","doi":"https://doi.org/10.1016/j.clinph.2007.03.004","mag":"2061290640","pmid":"https://pubmed.ncbi.nlm.nih.gov/17466585"},"language":"en","primary_location":{"id":"doi:10.1016/j.clinph.2007.03.004","doi":"https://doi.org/10.1016/j.clinph.2007.03.004","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.clinph.2007.03.004","pdf_url":null,"source":{"id":"https://openalex.org/S38337076","display_name":"Clinical Neurophysiology","issn_l":"1388-2457","issn":["1388-2457","1872-8952"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-3","ki-jl-1","medline","norway-2","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":"Clinical Neurophysiology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5034113542","display_name":"Kosuke Kaida","orcid":"https://orcid.org/0000-0002-8975-4794","observed_orcids":["https://orcid.org/0000-0002-8975-4794"]},"institutions":[{"id":"https://openalex.org/I28166907","display_name":"Karolinska Institutet","ror":"https://ror.org/056d84691","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]},{"id":"https://openalex.org/I4210107724","display_name":"National Institute of Occupational Safety and Health","ror":"https://ror.org/019zv8f18","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210107724"]}],"countries":["JP","SE"],"is_corresponding":true,"raw_author_name":"Kosuke Kaida","raw_affiliation_strings":["National Institute of Occupational Safety and Health (JNIOSH), 6-21-1, Nagao, Tamaku, Kawasaki, Kanagawa, Japan. kaida-kosuke@umin.ac.jp","Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden","National Institute of Occupational Safety and Health (JNIOSH), 6-21-1, Nagao, Tamaku, Kawasaki, Kanagawa 214-8585, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Occupational Safety and Health (JNIOSH), 6-21-1, Nagao, Tamaku, Kawasaki, Kanagawa, Japan. kaida-kosuke@umin.ac.jp","institution_ids":["https://openalex.org/I4210107724"]},{"raw_affiliation_string":"Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","institution_ids":["https://openalex.org/I28166907"]},{"raw_affiliation_string":"National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden","institution_ids":[]},{"raw_affiliation_string":"National Institute of Occupational Safety and Health (JNIOSH), 6-21-1, Nagao, Tamaku, Kawasaki, Kanagawa 214-8585, Japan","institution_ids":["https://openalex.org/I4210107724"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091600688","display_name":"Torbj\u00f6rn \u00c5kerstedt","orcid":"https://orcid.org/0000-0001-8049-8504","observed_orcids":["https://orcid.org/0000-0001-8049-8504"]},"institutions":[{"id":"https://openalex.org/I28166907","display_name":"Karolinska Institutet","ror":"https://ror.org/056d84691","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Torbj\u00f6rn \u00c5kerstedt","raw_affiliation_strings":["Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","institution_ids":["https://openalex.org/I28166907"]},{"raw_affiliation_string":"National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040740002","display_name":"G\u00f6ran Kecklund","orcid":"https://orcid.org/0000-0001-7457-7302","observed_orcids":["https://orcid.org/0000-0001-7457-7302"]},"institutions":[{"id":"https://openalex.org/I28166907","display_name":"Karolinska Institutet","ror":"https://ror.org/056d84691","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"G\u00f6ran Kecklund","raw_affiliation_strings":["Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","institution_ids":["https://openalex.org/I28166907"]},{"raw_affiliation_string":"National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101815564","display_name":"Jens Nilsson","orcid":"https://orcid.org/0000-0003-1660-2834","observed_orcids":["https://orcid.org/0000-0003-1660-2834"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jens P. Nilsson","raw_affiliation_strings":["National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002672967","display_name":"John Axelsson","orcid":"https://orcid.org/0000-0003-3932-7310","observed_orcids":["https://orcid.org/0000-0003-3932-7310"]},"institutions":[{"id":"https://openalex.org/I28166907","display_name":"Karolinska Institutet","ror":"https://ror.org/056d84691","country_code":"SE","type":"education","lineage":["https://openalex.org/I28166907"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"John Axelsson","raw_affiliation_strings":["Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden","institution_ids":["https://openalex.org/I28166907"]},{"raw_affiliation_string":"National Institute for Psychosocial Medicine (IPM), Stockholm, Sweden","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5034113542"],"corresponding_institution_ids":["https://openalex.org/I28166907","https://openalex.org/I4210107724"],"apc_list":{"value":3790,"currency":"USD","value_usd":3790},"apc_paid":null,"fwci":1.602,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.82698908,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"118","issue":"6","first_page":"1324","last_page":"1331"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11373","display_name":"Sleep and Work-Related Fatigue","score":0.9984999895095825,"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/T11373","display_name":"Sleep and Work-Related Fatigue","score":0.9984999895095825,"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/T10985","display_name":"Sleep and Wakefulness Research","score":0.0007999999797903001,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13219","display_name":"Mind wandering and attention","score":0.0005000000237487257,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sleepiness","display_name":"sleepiness","score":0.8849999904632568},{"id":"https://openalex.org/keywords/karolinska-sleepiness-scale","display_name":"Karolinska Sleepiness Scale","score":0.8600000143051147},{"id":"https://openalex.org/keywords/vigilance-test","display_name":"vigilance test","score":0.7279999852180481},{"id":"https://openalex.org/keywords/mask-wearing","display_name":"masking","score":0.38100001215934753},{"id":"https://openalex.org/keywords/safety-management","display_name":"safety management","score":0.515999972820282},{"id":"https://openalex.org/keywords/risk-perception","display_name":"risk perception","score":0.949999988079071}],"concepts":[{"id":"https://openalex.org/C2777402240","wikidata":"https://www.wikidata.org/wiki/Q6783436","display_name":"Masking (illustration)","level":2,"score":0.7545484900474548},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.6381418704986572},{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.5650967359542847},{"id":"https://openalex.org/C2776817677","wikidata":"https://www.wikidata.org/wiki/Q4839818","display_name":"Backward masking","level":3,"score":0.4978516101837158},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.3446616530418396},{"id":"https://openalex.org/C70410870","wikidata":"https://www.wikidata.org/wiki/Q199906","display_name":"Clinical psychology","level":1,"score":0.3364967107772827},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.18122580647468567},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.06729573011398315},{"id":"https://openalex.org/C26760741","wikidata":"https://www.wikidata.org/wiki/Q160402","display_name":"Perception","level":2,"score":0.045378804206848145},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.03670075535774231},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000704","descriptor_name":"Analysis of Variance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","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":true},{"descriptor_ui":"D011930","descriptor_name":"Reaction Time","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D012892","descriptor_name":"Sleep Deprivation","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":true},{"descriptor_ui":"D013647","descriptor_name":"Task Performance and Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014851","descriptor_name":"Wakefulness","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1016/j.clinph.2007.03.004","doi":"https://doi.org/10.1016/j.clinph.2007.03.004","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.clinph.2007.03.004","pdf_url":null,"source":{"id":"https://openalex.org/S38337076","display_name":"Clinical Neurophysiology","issn_l":"1388-2457","issn":["1388-2457","1872-8952"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-3","ki-jl-1","medline","norway-2","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":"Clinical Neurophysiology","raw_type":"journal-article"},{"id":"pmid:17466585","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17466585","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":"Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6240000128746033,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1501507639","https://openalex.org/W1507001215","https://openalex.org/W1537142000","https://openalex.org/W1538358537","https://openalex.org/W1855097856","https://openalex.org/W1919560838","https://openalex.org/W1972259616","https://openalex.org/W1977297937","https://openalex.org/W1992550054","https://openalex.org/W1998000455","https://openalex.org/W2001195633","https://openalex.org/W2008542514","https://openalex.org/W2020623257","https://openalex.org/W2030930136","https://openalex.org/W2035422567","https://openalex.org/W2041518751","https://openalex.org/W2044469002","https://openalex.org/W2046974011","https://openalex.org/W2047748841","https://openalex.org/W2066936845","https://openalex.org/W2068765738","https://openalex.org/W2083767335","https://openalex.org/W2097431774","https://openalex.org/W2115576097","https://openalex.org/W2116646930","https://openalex.org/W2133589238","https://openalex.org/W2145112153","https://openalex.org/W2145770101","https://openalex.org/W2155825548","https://openalex.org/W2156037271","https://openalex.org/W2166252035","https://openalex.org/W2168656979","https://openalex.org/W2170131944","https://openalex.org/W2219322859","https://openalex.org/W2246530418","https://openalex.org/W2285072859","https://openalex.org/W2416668120","https://openalex.org/W2418035269","https://openalex.org/W4252129466"],"related_works":["https://openalex.org/W3024486419","https://openalex.org/W1979709119","https://openalex.org/W4410481258","https://openalex.org/W254030361","https://openalex.org/W7097821674","https://openalex.org/W1971328201","https://openalex.org/W7037538639","https://openalex.org/W2002716918","https://openalex.org/W2014451281","https://openalex.org/W3029915855"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}