{"id":"https://openalex.org/W2042590872","doi":"https://doi.org/10.1016/0002-9343(90)90422-a","title":"Running, osteoarthritis, and bone density: Initial 2-year longitudinal study","display_name":"Running, osteoarthritis, and bone density: Initial 2-year longitudinal study","publication_year":1990,"publication_date":"1990-05-01","ids":{"openalex":"https://openalex.org/W2042590872","doi":"https://doi.org/10.1016/0002-9343(90)90422-a","mag":"2042590872","pmid":"https://pubmed.ncbi.nlm.nih.gov/2337104"},"language":"en","primary_location":{"id":"doi:10.1016/0002-9343(90)90422-a","doi":"https://doi.org/10.1016/0002-9343(90)90422-a","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0002-9343(90)90422-a","pdf_url":null,"source":{"id":"https://openalex.org/S186920367","display_name":"The American Journal of Medicine","issn_l":"0002-9343","issn":["0002-9343","1555-7162"],"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/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":"The American Journal of 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/A5048894863","display_name":"Nancy E. Lane","orcid":"https://orcid.org/0000-0002-0177-2198","observed_orcids":["https://orcid.org/0000-0002-0177-2198","https://orcid.org/0000-0001-7578-8603"]},"institutions":[{"id":"https://openalex.org/I4210137306","display_name":"Stanford Medicine","ror":"https://ror.org/03mtd9a03","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nancy E. Lane","raw_affiliation_strings":["Department of Medicine, Stanford University School of Medicine, California"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, Stanford University School of Medicine, California","institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110901064","display_name":"D A Bloch","orcid":"https://orcid.org/0000-0002-4535-5273","observed_orcids":["https://orcid.org/0000-0002-4535-5273"]},"institutions":[{"id":"https://openalex.org/I4210137306","display_name":"Stanford Medicine","ror":"https://ror.org/03mtd9a03","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daniel A. Bloch","raw_affiliation_strings":["Department of Medicine, Stanford University School of Medicine, Stanford, California, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, Stanford University School of Medicine, Stanford, California, USA","institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049772201","display_name":"Helen B. Hubert","orcid":"https://orcid.org/0000-0002-3079-437X","observed_orcids":["https://orcid.org/0000-0002-3079-437X"]},"institutions":[{"id":"https://openalex.org/I4210137306","display_name":"Stanford Medicine","ror":"https://ror.org/03mtd9a03","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Helen B. Hubert","raw_affiliation_strings":["Department of Medicine, Stanford University School of Medicine, Stanford, California, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, Stanford University School of Medicine, Stanford, California, USA","institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112835045","display_name":"Henry H. Jones","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210137306","display_name":"Stanford Medicine","ror":"https://ror.org/03mtd9a03","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Henry Jones","raw_affiliation_strings":["Department of Medicine, Stanford University School of Medicine, Stanford, California, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, Stanford University School of Medicine, Stanford, California, USA","institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003334690","display_name":"Ulla Simpson","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210137306","display_name":"Stanford Medicine","ror":"https://ror.org/03mtd9a03","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ulla Simpson","raw_affiliation_strings":["Department of Medicine, Stanford University School of Medicine, Stanford, California, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, Stanford University School of Medicine, Stanford, California, USA","institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060176647","display_name":"James F. Fries","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210137306","display_name":"Stanford Medicine","ror":"https://ror.org/03mtd9a03","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]},{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"James F. Fries","raw_affiliation_strings":["Department of Medicine, Stanford University School of Medicine, Stanford, California, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Medicine, Stanford University School of Medicine, Stanford, California, USA","institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5060176647"],"corresponding_institution_ids":["https://openalex.org/I4210137306","https://openalex.org/I97018004"],"apc_list":{"value":3770,"currency":"USD","value_usd":3770},"apc_paid":null,"fwci":3.1155,"has_fulltext":false,"cited_by_count":70,"citation_normalized_percentile":{"value":0.91131498,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"88","issue":"5","first_page":"452","last_page":"459"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11018","display_name":"Lower Extremity Biomechanics and Pathologies","score":0.3334999978542328,"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"}},"topics":[{"id":"https://openalex.org/T11018","display_name":"Lower Extremity Biomechanics and Pathologies","score":0.3334999978542328,"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/T10105","display_name":"Osteoarthritis Treatment and Mechanisms","score":0.26660001277923584,"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/T10071","display_name":"Bone health and osteoporosis research","score":0.24269999563694,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports 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/running","display_name":"running","score":0.996999979019165},{"id":"https://openalex.org/keywords/osteoarthritis","display_name":"osteoarthritis","score":0.9900000095367432},{"id":"https://openalex.org/keywords/bone-mineral-density","display_name":"bone mineral density","score":0.7450000047683716},{"id":"https://openalex.org/keywords/osteoporosis","display_name":"osteoporosis","score":0.847000002861023},{"id":"https://openalex.org/keywords/physical-impact","display_name":"physical impact","score":0.6959999799728394},{"id":"https://openalex.org/keywords/knee-osteoarthritis","display_name":"knee osteoarthritis","score":0.796999990940094},{"id":"https://openalex.org/keywords/lumbar-spine-osteoarthritis","display_name":"lumbar spine osteoarthritis","score":0.8029999732971191},{"id":"https://openalex.org/keywords/hand-osteoarthritis","display_name":"hand osteoarthritis","score":0.9399999976158142},{"id":"https://openalex.org/keywords/bone-mineral-content","display_name":"bone mineral content","score":0.7009999752044678},{"id":"https://openalex.org/keywords/women","display_name":"women","score":0.3319999873638153},{"id":"https://openalex.org/keywords/middle-aged-and-older-adults","display_name":"middle-aged and older adults","score":0.6729999780654907}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9586315751075745},{"id":"https://openalex.org/C2776164576","wikidata":"https://www.wikidata.org/wiki/Q62736","display_name":"Osteoarthritis","level":3,"score":0.762205958366394},{"id":"https://openalex.org/C2776541429","wikidata":"https://www.wikidata.org/wiki/Q165328","display_name":"Osteoporosis","level":2,"score":0.6393073201179504},{"id":"https://openalex.org/C2776886416","wikidata":"https://www.wikidata.org/wiki/Q4941567","display_name":"Bone mineral","level":3,"score":0.5360458493232727},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.5093411207199097},{"id":"https://openalex.org/C44575665","wikidata":"https://www.wikidata.org/wiki/Q1293405","display_name":"Lumbar","level":2,"score":0.4864065647125244},{"id":"https://openalex.org/C3017433307","wikidata":"https://www.wikidata.org/wiki/Q405478","display_name":"Lumbar spine","level":2,"score":0.45296338200569153},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4218188226222992},{"id":"https://openalex.org/C2777895361","wikidata":"https://www.wikidata.org/wiki/Q1758614","display_name":"Longitudinal study","level":2,"score":0.41298648715019226},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.28535157442092896},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.17703211307525635},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.07777640223503113},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006225","descriptor_name":"Hand","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D006304","descriptor_name":"Health Status","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":"D007719","descriptor_name":"Knee Joint","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D008137","descriptor_name":"Longitudinal Studies","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":"D010003","descriptor_name":"Osteoarthritis","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D010003","descriptor_name":"Osteoarthritis","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D011859","descriptor_name":"Radiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012420","descriptor_name":"Running","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012737","descriptor_name":"Sex Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013131","descriptor_name":"Spine","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D015519","descriptor_name":"Bone Density","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1016/0002-9343(90)90422-a","doi":"https://doi.org/10.1016/0002-9343(90)90422-a","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0002-9343(90)90422-a","pdf_url":null,"source":{"id":"https://openalex.org/S186920367","display_name":"The American Journal of Medicine","issn_l":"0002-9343","issn":["0002-9343","1555-7162"],"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/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":"The American Journal of Medicine","raw_type":"journal-article"},{"id":"pmid:2337104","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/2337104","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":"The American journal of medicine","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9763000011444092,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[{"id":"https://openalex.org/G4722999443","display_name":"MULTIPURPOSE ARTHRITIS AND MUSCULOSKELETAL DISEASES CENT","funder_award_id":"P60AR020610","funder_id":"https://openalex.org/F4320337362","funder_display_name":"National Institute of Arthritis and Musculoskeletal and Skin Diseases"}],"funders":[{"id":"https://openalex.org/F4320337362","display_name":"National Institute of Arthritis and Musculoskeletal and Skin Diseases","ror":"https://ror.org/006zn3t30"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W177807881","https://openalex.org/W1486325582","https://openalex.org/W1514722098","https://openalex.org/W1560499904","https://openalex.org/W1975184549","https://openalex.org/W1988782889","https://openalex.org/W2004581099","https://openalex.org/W2021671182","https://openalex.org/W2058147305","https://openalex.org/W2060252166","https://openalex.org/W2062160066","https://openalex.org/W2065666462","https://openalex.org/W2066379429","https://openalex.org/W2071473671","https://openalex.org/W2076655637","https://openalex.org/W2089574117","https://openalex.org/W2106331230","https://openalex.org/W2117135793","https://openalex.org/W2117828778","https://openalex.org/W4237100865","https://openalex.org/W4376563214"],"related_works":["https://openalex.org/W1560499904","https://openalex.org/W136399861","https://openalex.org/W2992771769","https://openalex.org/W1979374205","https://openalex.org/W34674819","https://openalex.org/W21926197","https://openalex.org/W2135233300","https://openalex.org/W3026783341","https://openalex.org/W4411709723","https://openalex.org/W2168825476"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-06T12:05:46.655746","created_date":"2016-06-24T00:00:00"}