{"id":"https://openalex.org/W2081580387","doi":"https://doi.org/10.1007/s11517-008-0374-3","title":"Improved computational fronto-central sleep depth parameters show differences between apnea patients and control subjects","display_name":"Improved computational fronto-central sleep depth parameters show differences between apnea patients and control subjects","publication_year":2008,"publication_date":"2008-08-04","ids":{"openalex":"https://openalex.org/W2081580387","doi":"https://doi.org/10.1007/s11517-008-0374-3","mag":"2081580387","pmid":"https://pubmed.ncbi.nlm.nih.gov/18679736"},"language":"en","primary_location":{"id":"doi:10.1007/s11517-008-0374-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11517-008-0374-3","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical &amp; Biological Engineering &amp; Computing","raw_type":"journal-article"},"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/A5010061664","display_name":"Eero Huupponen","orcid":null},"institutions":[{"id":"https://openalex.org/I4210116547","display_name":"Pirkanmaa Hospital District","ror":"https://ror.org/01vf7he45","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210116547","https://openalex.org/I4210126318"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"E. Huupponen","raw_affiliation_strings":["Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland. eero.huupponen@pshp.fi","Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland. eero.huupponen@pshp.fi","institution_ids":["https://openalex.org/I4210116547"]},{"raw_affiliation_string":"Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland","institution_ids":["https://openalex.org/I4210116547"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042407369","display_name":"Tiia Saunam\u00e4ki","orcid":null},"institutions":[{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]},{"id":"https://openalex.org/I4210126318","display_name":"Tampere University Hospital","ror":"https://ror.org/02hvt5f17","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210126318"]},{"id":"https://openalex.org/I166825849","display_name":"Tampere University","ror":"https://ror.org/033003e23","country_code":"FI","type":"education","lineage":["https://openalex.org/I166825849"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"T. Saunam\u00e4ki","raw_affiliation_strings":["Department of Neurology and Rehabilitation, Tampere University Hospital, Tampere, Finland","Department of Psychology, University of Tampere, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Neurology and Rehabilitation, Tampere University Hospital, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110","https://openalex.org/I4210126318"]},{"raw_affiliation_string":"Department of Psychology, University of Tampere, Tampere, Finland","institution_ids":["https://openalex.org/I166825849","https://openalex.org/I4210133110"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015257343","display_name":"A. Saastamoinen","orcid":null},"institutions":[{"id":"https://openalex.org/I4210116547","display_name":"Pirkanmaa Hospital District","ror":"https://ror.org/01vf7he45","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210116547","https://openalex.org/I4210126318"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"A. Saastamoinen","raw_affiliation_strings":["Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland","institution_ids":["https://openalex.org/I4210116547"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066951951","display_name":"Antti Kulkas","orcid":"https://orcid.org/0000-0001-8252-3996"},"institutions":[{"id":"https://openalex.org/I4210116547","display_name":"Pirkanmaa Hospital District","ror":"https://ror.org/01vf7he45","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210116547","https://openalex.org/I4210126318"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"A. Kulkas","raw_affiliation_strings":["Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland","institution_ids":["https://openalex.org/I4210116547"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022282438","display_name":"M. Tenhunen","orcid":"https://orcid.org/0000-0003-0202-8392"},"institutions":[{"id":"https://openalex.org/I4210116547","display_name":"Pirkanmaa Hospital District","ror":"https://ror.org/01vf7he45","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210116547","https://openalex.org/I4210126318"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"M. Tenhunen","raw_affiliation_strings":["Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland","institution_ids":["https://openalex.org/I4210116547"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073418368","display_name":"Sari\u2010Leena Himanen","orcid":"https://orcid.org/0000-0003-0175-590X"},"institutions":[{"id":"https://openalex.org/I4210116547","display_name":"Pirkanmaa Hospital District","ror":"https://ror.org/01vf7he45","country_code":"FI","type":"healthcare","lineage":["https://openalex.org/I4210116547","https://openalex.org/I4210126318"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"S.-L. Himanen","raw_affiliation_strings":["Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"Department of Clinical Neurophysiology, Medical Imaging Centre, Pirkanmaa Hospital District, P.O. Box 2000, Tampere, Finland","institution_ids":["https://openalex.org/I4210116547"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5010061664"],"corresponding_institution_ids":["https://openalex.org/I4210116547"],"apc_list":{"value":2890,"currency":"EUR","value_usd":3690},"apc_paid":null,"fwci":0.8625,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.74028763,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"47","issue":"1","first_page":"3","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9947999715805054,"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"}},"topics":[{"id":"https://openalex.org/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9947999715805054,"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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9872999787330627,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11373","display_name":"Sleep and Work-Related Fatigue","score":0.9847999811172485,"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/audiology","display_name":"Audiology","score":0.643671452999115},{"id":"https://openalex.org/keywords/sleep-apnea","display_name":"Sleep apnea","score":0.5667511224746704},{"id":"https://openalex.org/keywords/sleep","display_name":"Sleep (system call)","score":0.5488952398300171},{"id":"https://openalex.org/keywords/concordance","display_name":"Concordance","score":0.5234167575836182},{"id":"https://openalex.org/keywords/apnea","display_name":"Apnea","score":0.4977860450744629},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.4967043995857239},{"id":"https://openalex.org/keywords/lateralization-of-brain-function","display_name":"Lateralization of brain function","score":0.43347716331481934},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.42219915986061096},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.3734533190727234},{"id":"https://openalex.org/keywords/anesthesia","display_name":"Anesthesia","score":0.3642149269580841},{"id":"https://openalex.org/keywords/neuroscience","display_name":"Neuroscience","score":0.2614237666130066},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.233982115983963},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.12525439262390137}],"concepts":[{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.643671452999115},{"id":"https://openalex.org/C2777935920","wikidata":"https://www.wikidata.org/wiki/Q213600","display_name":"Sleep apnea","level":2,"score":0.5667511224746704},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.5488952398300171},{"id":"https://openalex.org/C160798450","wikidata":"https://www.wikidata.org/wiki/Q4230870","display_name":"Concordance","level":2,"score":0.5234167575836182},{"id":"https://openalex.org/C2781326671","wikidata":"https://www.wikidata.org/wiki/Q754424","display_name":"Apnea","level":2,"score":0.4977860450744629},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.4967043995857239},{"id":"https://openalex.org/C79840881","wikidata":"https://www.wikidata.org/wiki/Q1080497","display_name":"Lateralization of brain function","level":2,"score":0.43347716331481934},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.42219915986061096},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.3734533190727234},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.3642149269580841},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.2614237666130066},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.233982115983963},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.12525439262390137},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","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":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D005625","descriptor_name":"Frontal Lobe","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D005625","descriptor_name":"Frontal Lobe","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D005625","descriptor_name":"Frontal Lobe","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","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":"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":"D008297","descriptor_name":"Male","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":"D008875","descriptor_name":"Middle Aged","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":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012891","descriptor_name":"Sleep Apnea Syndromes","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D012891","descriptor_name":"Sleep Apnea Syndromes","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D012891","descriptor_name":"Sleep Apnea Syndromes","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016022","descriptor_name":"Case-Control Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016022","descriptor_name":"Case-Control Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016022","descriptor_name":"Case-Control Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1007/s11517-008-0374-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11517-008-0374-3","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical &amp; Biological Engineering &amp; Computing","raw_type":"journal-article"},{"id":"pmid:18679736","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/18679736","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,"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":"Medical & biological engineering & computing","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320326518","display_name":"Tays","ror":"https://ror.org/02hvt5f17"},{"id":"https://openalex.org/F4320334901","display_name":"Jenny ja Antti Wihurin Rahasto","ror":"https://ror.org/01gpyzq83"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W148846007","https://openalex.org/W1521227715","https://openalex.org/W1991886610","https://openalex.org/W1994529828","https://openalex.org/W1995338161","https://openalex.org/W2006732462","https://openalex.org/W2018395570","https://openalex.org/W2028827555","https://openalex.org/W2050204299","https://openalex.org/W2050561221","https://openalex.org/W2051122161","https://openalex.org/W2057662645","https://openalex.org/W2079505181","https://openalex.org/W2092035523","https://openalex.org/W2144583725","https://openalex.org/W2162443378","https://openalex.org/W2196718264","https://openalex.org/W2435072835","https://openalex.org/W2504370990","https://openalex.org/W3022302886"],"related_works":["https://openalex.org/W1481679924","https://openalex.org/W2268943783","https://openalex.org/W2133117663","https://openalex.org/W2334628610","https://openalex.org/W1973318088","https://openalex.org/W2317638083","https://openalex.org/W4285049360","https://openalex.org/W3176721585","https://openalex.org/W2990628615","https://openalex.org/W2933756203"],"abstract_inverted_index":null,"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2}],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}
