Publication Information

{'id': 'https://openalex.org/W1966544093', 'doi': 'https://doi.org/10.7326/0003-4819-131-7-199910050-00002', 'title': 'Using the Berlin Questionnaire To Identify Patients at Risk for the Sleep Apnea Syndrome', 'display_name': 'Using the Berlin Questionnaire To Identify Patients at Risk for the Sleep Apnea Syndrome', 'publication_year': 1999, 'publication_date': '1999-10-05', 'ids': {'openalex': 'https://openalex.org/W1966544093', 'doi': 'https://doi.org/10.7326/0003-4819-131-7-199910050-00002', 'mag': '1966544093', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/10507956'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.7326/0003-4819-131-7-199910050-00002', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S119722071', 'display_name': 'Annals of Internal Medicine', 'issn_l': '0003-4819', 'issn': ['0003-4819', '1539-3704'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310316812', 'host_organization_name': 'American College of Physicians', 'host_organization_lineage': ['https://openalex.org/P4310316812'], 'host_organization_lineage_names': ['American College of Physicians'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5054275109', 'display_name': 'Nikolaus C. Netzer', 'orcid': 'https://orcid.org/0000-0001-7534-3575'}, 'institutions': [{'id': 'https://openalex.org/I4210116705', 'display_name': 'California Center for Sleep Disorders', 'ror': 'https://ror.org/026z0sj95', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210116705']}, {'id': 'https://openalex.org/I97018004', 'display_name': 'Stanford University', 'ror': 'https://ror.org/00f54p054', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I97018004']}, {'id': 'https://openalex.org/I58956616', 'display_name': 'Case Western Reserve University', 'ror': 'https://ror.org/051fd9666', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I58956616']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Nikolaus C. Netzer', 'raw_affiliation_strings': ['From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.'], 'affiliations': [{'raw_affiliation_string': 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I4210116705', 'https://openalex.org/I97018004']}, {'raw_affiliation_string': 'From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I97018004', 'https://openalex.org/I58956616']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5006418756', 'display_name': 'Riccardo Stoohs', 'orcid': 'https://orcid.org/0000-0002-0642-933X'}, 'institutions': [{'id': 'https://openalex.org/I4210116705', 'display_name': 'California Center for Sleep Disorders', 'ror': 'https://ror.org/026z0sj95', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210116705']}, {'id': 'https://openalex.org/I97018004', 'display_name': 'Stanford University', 'ror': 'https://ror.org/00f54p054', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I97018004']}, {'id': 'https://openalex.org/I58956616', 'display_name': 'Case Western Reserve University', 'ror': 'https://ror.org/051fd9666', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I58956616']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Riccardo A. Stoohs', 'raw_affiliation_strings': ['From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.'], 'affiliations': [{'raw_affiliation_string': 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I4210116705', 'https://openalex.org/I97018004']}, {'raw_affiliation_string': 'From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I97018004', 'https://openalex.org/I58956616']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5103634879', 'display_name': 'Cordula Netzer', 'orcid': 'https://orcid.org/0000-0001-7381-373X'}, 'institutions': [{'id': 'https://openalex.org/I4210116705', 'display_name': 'California Center for Sleep Disorders', 'ror': 'https://ror.org/026z0sj95', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210116705']}, {'id': 'https://openalex.org/I97018004', 'display_name': 'Stanford University', 'ror': 'https://ror.org/00f54p054', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I97018004']}, {'id': 'https://openalex.org/I58956616', 'display_name': 'Case Western Reserve University', 'ror': 'https://ror.org/051fd9666', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I58956616']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Cordula M. Netzer', 'raw_affiliation_strings': ['From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.'], 'affiliations': [{'raw_affiliation_string': 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I4210116705', 'https://openalex.org/I97018004']}, {'raw_affiliation_string': 'From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I97018004', 'https://openalex.org/I58956616']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5060713804', 'display_name': 'Kathryn Clark', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I4210116705', 'display_name': 'California Center for Sleep Disorders', 'ror': 'https://ror.org/026z0sj95', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210116705']}, {'id': 'https://openalex.org/I97018004', 'display_name': 'Stanford University', 'ror': 'https://ror.org/00f54p054', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I97018004']}, {'id': 'https://openalex.org/I58956616', 'display_name': 'Case Western Reserve University', 'ror': 'https://ror.org/051fd9666', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I58956616']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Kathryn Clark', 'raw_affiliation_strings': ['From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.'], 'affiliations': [{'raw_affiliation_string': 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I4210116705', 'https://openalex.org/I97018004']}, {'raw_affiliation_string': 'From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I97018004', 'https://openalex.org/I58956616']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5037314029', 'display_name': 'Kingman P. Strohl', 'orcid': 'https://orcid.org/0000-0001-7740-9013'}, 'institutions': [{'id': 'https://openalex.org/I58956616', 'display_name': 'Case Western Reserve University', 'ror': 'https://ror.org/051fd9666', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I58956616']}, {'id': 'https://openalex.org/I97018004', 'display_name': 'Stanford University', 'ror': 'https://ror.org/00f54p054', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I97018004']}, {'id': 'https://openalex.org/I4210116705', 'display_name': 'California Center for Sleep Disorders', 'ror': 'https://ror.org/026z0sj95', 'country_code': 'US', 'type': 'healthcare', 'lineage': ['https://openalex.org/I4210116705']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'Kingman P. Strohl', 'raw_affiliation_strings': ['From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.'], 'affiliations': [{'raw_affiliation_string': 'From Center for Sleep Education and Research, Case Western Reserve University, Cleveland, Ohio; and Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I58956616', 'https://openalex.org/I97018004']}, {'raw_affiliation_string': 'Sleep Disorders Research Center, Stanford University, Palo Alto, California.', 'institution_ids': ['https://openalex.org/I97018004', 'https://openalex.org/I4210116705']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 3, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 3.703, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 2796, 'citation_normalized_percentile': {'value': 0.999902, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 99, 'max': 100}, 'biblio': {'volume': '131', 'issue': '7', 'first_page': '485', 'last_page': '485'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10234', 'display_name': 'Obstructive Sleep Apnea Research', 'score': 1.0, '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'}}, 'topics': [{'id': 'https://openalex.org/T10234', 'display_name': 'Obstructive Sleep Apnea Research', 'score': 1.0, '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'}}, {'id': 'https://openalex.org/T11456', 'display_name': 'Neuroscience of respiration and sleep', 'score': 0.9979, 'subfield': {'id': 'https://openalex.org/subfields/2807', 'display_name': 'Endocrine and Autonomic Systems'}, '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/T10316', 'display_name': 'Sleep and related disorders', 'score': 0.9968, '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/respiratory-disturbance-index', 'display_name': 'Respiratory disturbance index', 'score': 0.644616}, {'id': 'https://openalex.org/keywords/sleep', 'display_name': 'Sleep', 'score': 0.47874898}, {'id': 'https://openalex.org/keywords/sleep-study', 'display_name': 'Sleep study', 'score': 0.47485188}], 'concepts': [{'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.9228966}, {'id': 'https://openalex.org/C2777935920', 'wikidata': 'https://www.wikidata.org/wiki/Q213600', 'display_name': 'Sleep apnea', 'level': 2, 'score': 0.7968973}, {'id': 'https://openalex.org/C2781442344', 'wikidata': 'https://www.wikidata.org/wiki/Q17125864', 'display_name': 'Respiratory disturbance index', 'level': 4, 'score': 0.644616}, {'id': 'https://openalex.org/C2781326671', 'wikidata': 'https://www.wikidata.org/wiki/Q754424', 'display_name': 'Apnea', 'level': 2, 'score': 0.61721635}, {'id': 'https://openalex.org/C1513209611', 'wikidata': 'https://www.wikidata.org/wiki/Q177190', 'display_name': 'Sleep disorder', 'level': 3, 'score': 0.5097298}, {'id': 'https://openalex.org/C1862650', 'wikidata': 'https://www.wikidata.org/wiki/Q186005', 'display_name': 'Physical therapy', 'level': 1, 'score': 0.5081134}, {'id': 'https://openalex.org/C2775841894', 'wikidata': 'https://www.wikidata.org/wiki/Q4683692', 'display_name': 'Sleep (system call)', 'level': 2, 'score': 0.47874898}, {'id': 'https://openalex.org/C2780322006', 'wikidata': 'https://www.wikidata.org/wiki/Q7539768', 'display_name': 'Sleep study', 'level': 4, 'score': 0.47485188}, {'id': 'https://openalex.org/C511355011', 'wikidata': 'https://www.wikidata.org/wiki/Q12174', 'display_name': 'Obesity', 'level': 2, 'score': 0.4614296}, {'id': 'https://openalex.org/C187212893', 'wikidata': 'https://www.wikidata.org/wiki/Q123028', 'display_name': 'Pediatrics', 'level': 1, 'score': 0.44839373}, {'id': 'https://openalex.org/C106906290', 'wikidata': 'https://www.wikidata.org/wiki/Q1140909', 'display_name': "Cronbach's alpha", 'level': 3, 'score': 0.42718834}, {'id': 'https://openalex.org/C50440223', 'wikidata': 'https://www.wikidata.org/wiki/Q1475848', 'display_name': 'Risk factor', 'level': 2, 'score': 0.41615468}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.35752046}, {'id': 'https://openalex.org/C2778205975', 'wikidata': 'https://www.wikidata.org/wiki/Q1754874', 'display_name': 'Polysomnography', 'level': 3, 'score': 0.33956152}, {'id': 'https://openalex.org/C2781210498', 'wikidata': 'https://www.wikidata.org/wiki/Q1869874', 'display_name': 'Insomnia', 'level': 2, 'score': 0.22739947}, {'id': 'https://openalex.org/C118552586', 'wikidata': 'https://www.wikidata.org/wiki/Q7867', 'display_name': 'Psychiatry', 'level': 1, 'score': 0.19876406}, {'id': 'https://openalex.org/C171606756', 'wikidata': 'https://www.wikidata.org/wiki/Q506132', 'display_name': 'Psychometrics', 'level': 2, 'score': 0.18048143}, {'id': 'https://openalex.org/C70410870', 'wikidata': 'https://www.wikidata.org/wiki/Q199906', 'display_name': 'Clinical psychology', 'level': 1, 'score': 0.12448442}, {'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': 'D012891', 'descriptor_name': 'Sleep Apnea Syndromes', 'qualifier_ui': 'Q000175', 'qualifier_name': 'diagnosis', 'is_major_topic': True}, {'descriptor_ui': 'D011795', 'descriptor_name': 'Surveys and Questionnaires', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D005260', 'descriptor_name': 'Female', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006801', 'descriptor_name': 'Humans', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006973', 'descriptor_name': 'Hypertension', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D006973', 'descriptor_name': 'Hypertension', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D016015', 'descriptor_name': 'Logistic Models', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008297', 'descriptor_name': 'Male', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008875', 'descriptor_name': 'Middle Aged', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008991', 'descriptor_name': 'Monitoring, Physiologic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009765', 'descriptor_name': 'Obesity', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D009765', 'descriptor_name': 'Obesity', 'qualifier_ui': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D015203', 'descriptor_name': 'Reproducibility of Results', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012120', 'descriptor_name': 'Respiration Disorders', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': False}, {'descriptor_ui': 'D012120', 'descriptor_name': 'Respiration Disorders', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012307', 'descriptor_name': 'Risk Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012737', 'descriptor_name': 'Sex Factors', 'qualifier_ui': '', 'qualifier_name': None, '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': 'Q000150', 'qualifier_name': 'complications', 'is_major_topic': False}, {'descriptor_ui': 'D012891', 'descriptor_name': 'Sleep Apnea Syndromes', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012913', 'descriptor_name': 'Snoring', 'qualifier_ui': 'Q000209', 'qualifier_name': 'etiology', 'is_major_topic': False}, {'descriptor_ui': 'D012913', 'descriptor_name': 'Snoring', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 2, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.7326/0003-4819-131-7-199910050-00002', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S119722071', 'display_name': 'Annals of Internal Medicine', 'issn_l': '0003-4819', 'issn': ['0003-4819', '1539-3704'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310316812', 'host_organization_name': 'American College of Physicians', 'host_organization_lineage': ['https://openalex.org/P4310316812'], 'host_organization_lineage_names': ['American College of Physicians'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/10507956', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, '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': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Good health and well-being', 'id': 'https://metadata.un.org/sdg/3', 'score': 0.85}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 27, 'referenced_works': ['https://openalex.org/W1630610588', 'https://openalex.org/W1726343988', 'https://openalex.org/W1848049602', 'https://openalex.org/W1950718525', 'https://openalex.org/W1988816021', 'https://openalex.org/W1989041864', 'https://openalex.org/W1992708416', 'https://openalex.org/W2049117384', 'https://openalex.org/W2050931713', 'https://openalex.org/W2058094140', 'https://openalex.org/W2087678412', 'https://openalex.org/W2090064526', 'https://openalex.org/W2105387680', 'https://openalex.org/W2132359166', 'https://openalex.org/W2144304853', 'https://openalex.org/W2147052369', 'https://openalex.org/W2240801714', 'https://openalex.org/W2264784497', 'https://openalex.org/W2283785438', 'https://openalex.org/W2326618088', 'https://openalex.org/W2333343699', 'https://openalex.org/W2341881221', 'https://openalex.org/W2399732488', 'https://openalex.org/W2592663993', 'https://openalex.org/W4231433028', 'https://openalex.org/W4240225536', 'https://openalex.org/W4300391930'], 'related_works': ['https://openalex.org/W6865853', 'https://openalex.org/W4296588680', 'https://openalex.org/W2598067411', 'https://openalex.org/W2419189615', 'https://openalex.org/W2365933969', 'https://openalex.org/W2093438373', 'https://openalex.org/W2077739569', 'https://openalex.org/W2033727169', 'https://openalex.org/W2024885035', 'https://openalex.org/W1924581867'], 'abstract_inverted_index': {'Background:': [0], 'Although': [1], 'sleep': [2, 27, 35, 61, 105, 108, 161, 221], 'apnea': [3], 'is': [4], 'common,': [5], 'it': [6], 'often': [7], 'goes': [8], 'undiagnosed': [9], 'in': [10, 37, 47, 90, 121, 146, 167, 175], 'primary': [11, 44], 'care': [12, 45], 'encounters.': [13], 'Objective:': [14], 'To': [15], 'test': [16], 'the': [17, 67, 114, 140, 156, 170, 176], 'Berlin': [18, 208], 'Questionnaire': [19, 209], 'as': [20], 'a': [21, 38, 147, 153, 186, 190, 194, 201, 211], 'means': [22, 212], 'of': [23, 40, 57, 71, 80, 93, 116, 169, 188, 192, 198, 204, 213], 'identifying': [24, 214], 'patients': [25, 158, 215], 'with': [26, 85, 185], 'apnea.': [28, 106, 222], 'Design:': [29], 'Survey': [30, 64], 'followed': [31], 'by': [32], 'portable,': [33], 'unattended': [34], 'studies': [36], 'subset': [39], 'patients.': [41], 'Setting:': [42], 'Five': [43], 'sites': [46], 'Cleveland,': [48], 'Ohio.': [49], 'Patients:': [50], '744': [51, 141], 'adults': [52], '(of': [53], '1008': [54], 'surveyed': [55], '[74%]),': [56], 'whom': [58], '100': [59, 157], 'underwent': [60, 160], 'studies.': [62], 'Measurements:': [63], 'items': [65], 'addressed': [66], 'presence': [68], 'and': [69, 78, 87, 200], 'frequency': [70], 'snoring': [72], 'behavior,': [73], 'waketime': [74], 'sleepiness': [75], 'or': [76, 82], 'fatigue,': [77], 'history': [79], 'obesity': [81], 'hypertension.': [83], 'Patients': [84], 'persistent': [86], 'frequent': [88], 'symptoms': [89, 130], 'any': [91], 'two': [92], 'these': [94], 'three': [95], 'domains': [96], 'were': [97, 145], 'considered': [98], 'to': [99, 112, 137, 219], 'be': [100], 'at': [101], 'high': [102], 'risk': [103, 163], 'for': [104], 'Portable': [107], 'monitoring': [109], 'was': [110, 151, 165], 'conducted': [111], 'measure': [113], 'number': [115], 'respiratory': [117], 'events': [118], 'per': [119], 'hour': [120], 'bed': [122], '(respiratory': [123], 'disturbance': [124], 'index': [125], '[RDI]).': [126], 'Results:': [127], 'Questions': [128], 'about': [129], 'demonstrated': [131], 'internal': [132], 'consistency': [133], '(Cronbach': [134], 'correlations,': [135], '0.86': [136], '0.92).': [138], 'Of': [139], 'respondents,': [142], '279': [143], '(37.5%)': [144], 'high-risk': [148, 177], 'group': [149, 178], 'that': [150], 'defined': [152], 'priori.': [154], 'For': [155, 172], 'who': [159, 216], 'studies,': [162], 'grouping': [164], 'useful': [166], 'prediction': [168], 'RDI.': [171], 'example,': [173], 'being': [174], 'predicted': [179], 'an': [180], 'RDI': [181], 'greater': [182], 'than': [183], '5': [184], 'sensitivity': [187], '0.86,': [189], 'specificity': [191], '0.77,': [193], 'positive': [195], 'predictive': [196], 'value': [197], '0.89,': [199], 'likelihood': [202], 'ratio': [203], '3.79.': [205], 'Conclusion:': [206], 'The': [207], 'provides': [210], 'are': [217], 'likely': [218], 'have': [220]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1966544093', 'counts_by_year': [{'year': 2024, 'cited_by_count': 142}, {'year': 2023, 'cited_by_count': 169}, {'year': 2022, 'cited_by_count': 178}, {'year': 2021, 'cited_by_count': 188}, {'year': 2020, 'cited_by_count': 177}, {'year': 2019, 'cited_by_count': 175}, {'year': 2018, 'cited_by_count': 192}, {'year': 2017, 'cited_by_count': 168}, {'year': 2016, 'cited_by_count': 191}, {'year': 2015, 'cited_by_count': 165}, {'year': 2014, 'cited_by_count': 190}, {'year': 2013, 'cited_by_count': 150}, {'year': 2012, 'cited_by_count': 158}], 'updated_date': '2024-12-29T19:53:03.822237', 'created_date': '2016-06-24'}