Publication Information

{'id': 'https://openalex.org/W2943855382', 'doi': 'https://doi.org/10.1093/rheumatology/kez151', 'title': 'Centre effects and case-mix in early rheumatoid arthritis observational cohorts: a narrative review', 'display_name': 'Centre effects and case-mix in early rheumatoid arthritis observational cohorts: a narrative review', 'publication_year': 2019, 'publication_date': '2019-04-05', 'ids': {'openalex': 'https://openalex.org/W2943855382', 'doi': 'https://doi.org/10.1093/rheumatology/kez151', 'mag': '2943855382', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/31329968', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/6906213'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1093/rheumatology/kez151', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S183989336', 'display_name': 'Lara D. Veeken', 'issn_l': '1462-0324', 'issn': ['1462-0324', '1462-0332'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311648', 'host_organization_name': 'Oxford University Press', 'host_organization_lineage': ['https://openalex.org/P4310311647', 'https://openalex.org/P4310311648'], 'host_organization_lineage_names': ['University of Oxford', 'Oxford University Press'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'review', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://europepmc.org/articles/pmc6906213?pdf=render', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5046659099', 'display_name': 'Mark Yates', 'orcid': 'https://orcid.org/0000-0001-5449-5211'}, 'institutions': [{'id': 'https://openalex.org/I183935753', 'display_name': "King's College London", 'ror': 'https://ror.org/0220mzb33', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I183935753']}], 'countries': ['GB'], 'is_corresponding': True, 'raw_author_name': 'Mark Yates', 'raw_affiliation_strings': ['Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK'], 'affiliations': [{'raw_affiliation_string': 'Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK', 'institution_ids': ['https://openalex.org/I183935753']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5075919689', 'display_name': 'Katie Bechman', 'orcid': 'https://orcid.org/0000-0001-7552-0463'}, 'institutions': [{'id': 'https://openalex.org/I183935753', 'display_name': "King's College London", 'ror': 'https://ror.org/0220mzb33', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I183935753']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'Katie Bechman', 'raw_affiliation_strings': ['Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK'], 'affiliations': [{'raw_affiliation_string': 'Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK', 'institution_ids': ['https://openalex.org/I183935753']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5068903410', 'display_name': 'Sam Norton', 'orcid': 'https://orcid.org/0000-0003-1714-9963'}, 'institutions': [{'id': 'https://openalex.org/I183935753', 'display_name': "King's College London", 'ror': 'https://ror.org/0220mzb33', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I183935753']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'Sam Norton', 'raw_affiliation_strings': ['Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK'], 'affiliations': [{'raw_affiliation_string': 'Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK', 'institution_ids': ['https://openalex.org/I183935753']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5009133635', 'display_name': 'Elena Nikiphorou', 'orcid': 'https://orcid.org/0000-0001-6847-3726'}, 'institutions': [{'id': 'https://openalex.org/I183935753', 'display_name': "King's College London", 'ror': 'https://ror.org/0220mzb33', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I183935753']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'Elena Nikiphorou', 'raw_affiliation_strings': ['Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK'], 'affiliations': [{'raw_affiliation_string': 'Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK', 'institution_ids': ['https://openalex.org/I183935753']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5008564110', 'display_name': 'James Galloway', 'orcid': 'https://orcid.org/0000-0002-1230-2781'}, 'institutions': [{'id': 'https://openalex.org/I183935753', 'display_name': "King's College London", 'ror': 'https://ror.org/0220mzb33', 'country_code': 'GB', 'type': 'education', 'lineage': ['https://openalex.org/I124357947', 'https://openalex.org/I183935753']}], 'countries': ['GB'], 'is_corresponding': False, 'raw_author_name': 'James Galloway', 'raw_affiliation_strings': ['Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK'], 'affiliations': [{'raw_affiliation_string': 'Centre for Rheumatic Disease, Division of Immunology, Infection and Inflammatory Disease, Faculty of Life Sciences & Medicine, King’s College London, London, UK', 'institution_ids': ['https://openalex.org/I183935753']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': ['https://openalex.org/A5046659099'], 'corresponding_institution_ids': ['https://openalex.org/I183935753'], 'apc_list': {'value': 3192, 'currency': 'GBP', 'value_usd': 3915, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.05, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 1, 'citation_normalized_percentile': {'value': 0.108869, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 61, 'max': 69}, 'biblio': {'volume': '58', 'issue': '11', 'first_page': '1991', 'last_page': '1999'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10200', 'display_name': 'Rheumatoid Arthritis Research and Therapies', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2745', 'display_name': 'Rheumatology'}, '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/T10200', 'display_name': 'Rheumatoid Arthritis Research and Therapies', 'score': 0.9999, 'subfield': {'id': 'https://openalex.org/subfields/2745', 'display_name': 'Rheumatology'}, '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/T10308', 'display_name': 'Systemic Lupus Erythematosus Research', 'score': 0.9956, 'subfield': {'id': 'https://openalex.org/subfields/2745', 'display_name': 'Rheumatology'}, '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/T10185', 'display_name': 'Lymphoma Diagnosis and Treatment', 'score': 0.9945, 'subfield': {'id': 'https://openalex.org/subfields/2734', 'display_name': 'Pathology and Forensic Medicine'}, '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/case-mix-index', 'display_name': 'Case mix index', 'score': 0.5247072}], 'concepts': [{'id': 'https://openalex.org/C23131810', 'wikidata': 'https://www.wikidata.org/wiki/Q818574', 'display_name': 'Observational study', 'level': 2, 'score': 0.93254673}, {'id': 'https://openalex.org/C71924100', 'wikidata': 'https://www.wikidata.org/wiki/Q11190', 'display_name': 'Medicine', 'level': 0, 'score': 0.86041176}, {'id': 'https://openalex.org/C2779638118', 'wikidata': 'https://www.wikidata.org/wiki/Q7623265', 'display_name': 'Strengthening the reporting of observational studies in epidemiology', 'level': 3, 'score': 0.7057737}, {'id': 'https://openalex.org/C201903717', 'wikidata': 'https://www.wikidata.org/wiki/Q1778788', 'display_name': 'Cohort study', 'level': 2, 'score': 0.60514206}, {'id': 'https://openalex.org/C88579808', 'wikidata': 'https://www.wikidata.org/wiki/Q1046955', 'display_name': 'Case mix index', 'level': 2, 'score': 0.5247072}, {'id': 'https://openalex.org/C107130276', 'wikidata': 'https://www.wikidata.org/wiki/Q133805', 'display_name': 'Epidemiology', 'level': 2, 'score': 0.52073646}, {'id': 'https://openalex.org/C72563966', 'wikidata': 'https://www.wikidata.org/wiki/Q1303415', 'display_name': 'Cohort', 'level': 2, 'score': 0.47512633}, {'id': 'https://openalex.org/C512399662', 'wikidata': 'https://www.wikidata.org/wiki/Q3505712', 'display_name': 'Family medicine', 'level': 1, 'score': 0.37542132}, {'id': 'https://openalex.org/C187212893', 'wikidata': 'https://www.wikidata.org/wiki/Q123028', 'display_name': 'Pediatrics', 'level': 1, 'score': 0.35874718}, {'id': 'https://openalex.org/C126322002', 'wikidata': 'https://www.wikidata.org/wiki/Q11180', 'display_name': 'Internal medicine', 'level': 1, 'score': 0.19044155}, {'id': 'https://openalex.org/C118552586', 'wikidata': 'https://www.wikidata.org/wiki/Q7867', 'display_name': 'Psychiatry', 'level': 1, 'score': 0.099200875}], 'mesh': [{'descriptor_ui': 'D001172', 'descriptor_name': 'Arthritis, Rheumatoid', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D015331', 'descriptor_name': 'Cohort Studies', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': True}, {'descriptor_ui': 'D003953', 'descriptor_name': 'Diagnosis-Related Groups', 'qualifier_ui': 'Q000706', 'qualifier_name': 'statistics & numerical data', 'is_major_topic': True}, {'descriptor_ui': 'D064887', 'descriptor_name': 'Observational Studies as Topic', 'qualifier_ui': 'Q000706', 'qualifier_name': 'statistics & numerical data', 'is_major_topic': True}, {'descriptor_ui': 'D012107', 'descriptor_name': 'Research Design', 'qualifier_ui': 'Q000706', 'qualifier_name': 'statistics & numerical data', 'is_major_topic': True}, {'descriptor_ui': 'D015982', 'descriptor_name': 'Bias', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003953', 'descriptor_name': 'Diagnosis-Related Groups', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015987', 'descriptor_name': 'Effect Modifier, Epidemiologic', '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': 'D064887', 'descriptor_name': 'Observational Studies as Topic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D064887', 'descriptor_name': 'Observational Studies as Topic', 'qualifier_ui': 'Q000379', 'qualifier_name': 'methods', 'is_major_topic': False}, {'descriptor_ui': 'D012044', 'descriptor_name': 'Regression Analysis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012107', 'descriptor_name': 'Research Design', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 4, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1093/rheumatology/kez151', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S183989336', 'display_name': 'Lara D. Veeken', 'issn_l': '1462-0324', 'issn': ['1462-0324', '1462-0332'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310311648', 'host_organization_name': 'Oxford University Press', 'host_organization_lineage': ['https://openalex.org/P4310311647', 'https://openalex.org/P4310311648'], 'host_organization_lineage_names': ['University of Oxford', 'Oxford University Press'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc6906213', 'pdf_url': 'https://europepmc.org/articles/pmc6906213?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6906213', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, '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': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/31329968', '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': {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc6906213', 'pdf_url': 'https://europepmc.org/articles/pmc6906213?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/3', 'display_name': 'Good health and well-being', 'score': 0.78}], 'grants': [{'funder': 'https://openalex.org/F4320315464', 'funder_display_name': 'British Society of Rheology', 'award_id': None}, {'funder': 'https://openalex.org/F4320320045', 'funder_display_name': 'Arthritis Research UK', 'award_id': None}], 'datasets': [], 'versions': [], 'referenced_works_count': 34, 'referenced_works': ['https://openalex.org/W1512935240', 'https://openalex.org/W1603609884', 'https://openalex.org/W1969557502', 'https://openalex.org/W1975357498', 'https://openalex.org/W1981909976', 'https://openalex.org/W1990174647', 'https://openalex.org/W2004818381', 'https://openalex.org/W2021587633', 'https://openalex.org/W2055738362', 'https://openalex.org/W2101898399', 'https://openalex.org/W2107883387', 'https://openalex.org/W2113696927', 'https://openalex.org/W2118745447', 'https://openalex.org/W2118836230', 'https://openalex.org/W2120393706', 'https://openalex.org/W2124179809', 'https://openalex.org/W2142004396', 'https://openalex.org/W2148510520', 'https://openalex.org/W2149860264', 'https://openalex.org/W2155178043', 'https://openalex.org/W2160489028', 'https://openalex.org/W2163755488', 'https://openalex.org/W2275737843', 'https://openalex.org/W2307682239', 'https://openalex.org/W2340461942', 'https://openalex.org/W2410415905', 'https://openalex.org/W2510873852', 'https://openalex.org/W2553634948', 'https://openalex.org/W2599076725', 'https://openalex.org/W2753002154', 'https://openalex.org/W2790449760', 'https://openalex.org/W2796762337', 'https://openalex.org/W2971217817', 'https://openalex.org/W4285719527'], 'related_works': ['https://openalex.org/W4296024375', 'https://openalex.org/W3159086707', 'https://openalex.org/W3145273690', 'https://openalex.org/W2943855382', 'https://openalex.org/W2556033785', 'https://openalex.org/W2125138536', 'https://openalex.org/W2116810060', 'https://openalex.org/W2068878462', 'https://openalex.org/W2068437499', 'https://openalex.org/W2057652972'], 'abstract_inverted_index': {'Observational': [0], 'cohort': [1, 37], 'studies': [2, 75, 94, 136], 'in': [3, 14, 26, 33, 97, 106, 113, 122, 137, 141, 150], 'early': [4, 34, 64], 'RA': [5, 35, 62, 154], 'are': [6], 'a': [7, 103], 'key': [8], 'source': [9], 'of': [10, 23, 48, 60, 73, 93, 110, 119, 129, 134, 153, 190], 'evidence,': [11], 'despite': [12], 'inconsistencies': [13], 'methodological': [15], 'approaches.': [16], 'This': [17], 'narrative': [18], 'review': [19], 'assesses': [20], 'the': [21, 130, 132, 151, 188], 'spectrum': [22], 'methodologies': [24], 'used': [25], 'addressing': [27], 'centre-level': [28], 'effect': [29, 105, 143], 'and': [30, 69, 162, 181], 'case-mix': [31, 111, 123, 168, 182], 'adjustment': [32, 124, 169, 183], 'observational': [36, 45, 155], 'studies.An': [38], 'electronic': [39], 'search': [40], 'was': [41, 125], 'undertaken': [42], 'to': [43, 159, 177], 'identify': [44], 'prospective': [46], 'cohorts': [47, 78, 85], '>100': [49], 'patients': [50], 'recruited': [51], 'from': [52, 76, 88], 'two': [53], 'or': [54, 63, 146], 'more': [55], 'centres,': [56], 'within': [57], '2': [58], 'years': [59], 'an': [61], 'inflammatory': [65], 'arthritis': [66], 'diagnosis.': [67], 'References': [68], 'author': [70], 'publication': [71, 128], 'lists': [72], 'all': [74], 'eligible': [77], 'were': [79, 86], 'assessed': [80], 'for': [81, 149, 179], 'additional': [82], 'cohorts.Thirty-four': [83], 'unique': [84], 'identified': [87], '204': [89], 'studies.': [90, 166], 'Seven': [91], 'percent': [92], 'considered': [95, 121, 186], 'centre': [96, 180], 'their': [98], 'analyses,': [99], 'most': [100], 'commonly': [101], 'as': [102], 'fixed': [104], 'regression': [107], 'modelling.': [108], 'Reporting': [109, 133], 'variables': [112, 120], 'analyses': [114], 'varied': [115], 'widely.': [116], 'The': [117], 'number': [118], 'higher': [126], 'following': [127], 'STrengthening': [131], 'OBservational': [135], 'Epidemiology': [138], '(STROBE)': [139], 'statement': [140], '2007.Centre': [142], 'is': [144], 'unreported': [145], 'inadequately': [147], 'accounted': [148], 'majority': [152], 'cohorts,': [156], 'potentially': [157], 'leading': [158], 'spurious': [160], 'inferences': [161], 'obstructing': [163], 'comparisons': [164, 172], 'between': [165, 173], 'Inadequate': [167], 'precludes': [170], 'meaningful': [171], 'centres.': [174], 'Appropriate': [175], 'methodology': [176], 'account': [178], 'should': [184], 'be': [185], 'at': [187], 'outset': [189], 'analyses.': [191]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2943855382', 'counts_by_year': [{'year': 2020, 'cited_by_count': 1}], 'updated_date': '2024-12-27T04:24:58.327511', 'created_date': '2019-05-16'}