{"id":"https://openalex.org/W64990571","doi":null,"title":"Association between quadriceps strength and self-reported physical activity in people with knee osteoarthritis.","display_name":"Association between quadriceps strength and self-reported physical activity in people with knee osteoarthritis.","publication_year":2014,"publication_date":"2014-05-01","ids":{"openalex":"https://openalex.org/W64990571","mag":"64990571","pmid":"https://pubmed.ncbi.nlm.nih.gov/24944850","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/4060309"},"language":"en","primary_location":{"id":"pmh:oai:pubmedcentral.nih.gov:4060309","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4060309","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"Int J Sports Phys Ther","raw_type":"Text"},"volume":null,"type":"article","indexed_in":["pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4060309","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038880046","display_name":"Brian Pietrosimone","orcid":"https://orcid.org/0000-0002-2632-413X","observed_orcids":["https://orcid.org/0000-0002-2632-413X","https://orcid.org/0009-0006-6246-5681"]},"institutions":[{"id":"https://openalex.org/I114027177","display_name":"University of North Carolina at Chapel Hill","ror":"https://ror.org/0130frc33","country_code":"US","type":"education","lineage":["https://openalex.org/I114027177"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brian Pietrosimone","raw_affiliation_strings":["Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA","institution_ids":["https://openalex.org/I114027177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018257462","display_name":"Abbey C. Thomas","orcid":"https://orcid.org/0000-0001-6096-0319","observed_orcids":["https://orcid.org/0000-0001-6096-0319"]},"institutions":[{"id":"https://openalex.org/I90871651","display_name":"University of Toledo","ror":"https://ror.org/01pbdzh19","country_code":"US","type":"education","lineage":["https://openalex.org/I90871651"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Abbey C Thomas","raw_affiliation_strings":["Department of Kinesiology, University of Toledo, Toledo, Ohio, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Kinesiology, University of Toledo, Toledo, Ohio, USA","institution_ids":["https://openalex.org/I90871651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032813832","display_name":"SUSAN A. SALIBA","orcid":"https://orcid.org/0000-0001-7179-8310","observed_orcids":["https://orcid.org/0000-0001-7179-8310"]},"institutions":[{"id":"https://openalex.org/I51556381","display_name":"University of Virginia","ror":"https://ror.org/0153tk833","country_code":"US","type":"education","lineage":["https://openalex.org/I51556381"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Susan A Saliba","raw_affiliation_strings":["Department of Human Services, University of Virginia, Charlottesville, Virginia, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Human Services, University of Virginia, Charlottesville, Virginia, USA","institution_ids":["https://openalex.org/I51556381"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015688660","display_name":"Christopher D. Ingersoll","orcid":"https://orcid.org/0000-0001-9157-6846","observed_orcids":["https://orcid.org/0000-0001-9157-6846"]},"institutions":[{"id":"https://openalex.org/I1629065","display_name":"Central Michigan University","ror":"https://ror.org/02xawj266","country_code":"US","type":"education","lineage":["https://openalex.org/I1629065"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Christopher D Ingersoll","raw_affiliation_strings":["Herbert H. and Grace A. Dow College of Health Professions, Central Michigan University, Mount Pleasant, Michigan, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Herbert H. and Grace A. Dow College of Health Professions, Central Michigan University, Mount Pleasant, Michigan, USA","institution_ids":["https://openalex.org/I1629065"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.1115,"has_fulltext":false,"cited_by_count":35,"citation_normalized_percentile":{"value":0.90605826,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"9","issue":"3","first_page":"320","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10352","display_name":"Physical Activity and Health","score":0.5346999764442444,"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/T10352","display_name":"Physical Activity and Health","score":0.5346999764442444,"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/T10105","display_name":"Osteoarthritis Treatment and Mechanisms","score":0.19210000336170197,"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/T10084","display_name":"Musculoskeletal pain and rehabilitation","score":0.12020000070333481,"subfield":{"id":"https://openalex.org/subfields/2736","display_name":"Pharmacology"},"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/knee-osteoarthritis","display_name":"knee osteoarthritis","score":0.9860000014305115},{"id":"https://openalex.org/keywords/quadriceps-strength","display_name":"quadriceps strength","score":0.9850000143051147},{"id":"https://openalex.org/keywords/exercise","display_name":"physical activity","score":0.8640000224113464},{"id":"https://openalex.org/keywords/physical-inactivity","display_name":"physical inactivity","score":0.781000018119812},{"id":"https://openalex.org/keywords/isokinetic-strength","display_name":"isokinetic strength","score":0.6420000195503235},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.7039999961853027},{"id":"https://openalex.org/keywords/leisure-time-physical-activity","display_name":"leisure-time physical activity","score":0.7870000004768372},{"id":"https://openalex.org/keywords/tibiofemoral-osteoarthritis","display_name":"tibiofemoral osteoarthritis","score":0.871999979019165},{"id":"https://openalex.org/keywords/knee-extensor-torque","display_name":"knee extension torque","score":0.6389999985694885},{"id":"https://openalex.org/keywords/body-mass-index","display_name":"body mass index","score":0.6330000162124634},{"id":"https://openalex.org/keywords/diabetes-mellitus","display_name":"diabetes mellitus","score":0.4909999966621399},{"id":"https://openalex.org/keywords/cardiovascular-disease","display_name":"cardiovascular disease","score":0.972000002861023}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9148713946342468},{"id":"https://openalex.org/C2776164576","wikidata":"https://www.wikidata.org/wiki/Q62736","display_name":"Osteoarthritis","level":3,"score":0.7480130791664124},{"id":"https://openalex.org/C103486182","wikidata":"https://www.wikidata.org/wiki/Q1216236","display_name":"Isometric exercise","level":2,"score":0.6669286489486694},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.6340070962905884},{"id":"https://openalex.org/C2780221984","wikidata":"https://www.wikidata.org/wiki/Q131191","display_name":"Body mass index","level":2,"score":0.6088904738426208},{"id":"https://openalex.org/C2780250136","wikidata":"https://www.wikidata.org/wiki/Q1816067","display_name":"Physical activity level","level":3,"score":0.4819319248199463},{"id":"https://openalex.org/C511355011","wikidata":"https://www.wikidata.org/wiki/Q12174","display_name":"Obesity","level":2,"score":0.46957680583000183},{"id":"https://openalex.org/C3020255362","wikidata":"https://www.wikidata.org/wiki/Q747883","display_name":"Physical activity","level":2,"score":0.37510719895362854},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.3177183270454407},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.07301676273345947},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:pubmedcentral.nih.gov:4060309","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4060309","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"Int J Sports Phys Ther","raw_type":"Text"},{"id":"pmid:24944850","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/24944850","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":"International journal of sports physical therapy","raw_type":"Journal Article"},{"id":"mag:64990571","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/24944850","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:4060309","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4060309","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"Int J Sports Phys Ther","raw_type":"Text"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":1.0,"id":"https://metadata.un.org/sdg/3"}],"sustainable_development_goals_aurora":[{"display_name":"Good health and well-being","score":0.699999988079071,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W165388696","https://openalex.org/W1920514635"],"related_works":["https://openalex.org/W2954193321","https://openalex.org/W2013284470","https://openalex.org/W140788164","https://openalex.org/W7161634056","https://openalex.org/W2086579021","https://openalex.org/W2894893528","https://openalex.org/W4206846791","https://openalex.org/W1496538696","https://openalex.org/W3027790423","https://openalex.org/W3185039143"],"abstract_inverted_index":{"PURPOSE/BACKGROUND:":[0],"Physical":[1,164],"inactivity":[2],"is":[3,365],"common":[4],"in":[5,42,59,99,149,184,207,218,280,288,308,337,352,367],"patients":[6,43,65,74,100,106],"with":[7,44,66,75,101,107,145,249,277,348],"knee":[8,47,63,72,102,111,140,152,353],"osteoarthritis":[9],"(OA)":[10],"and":[11,23,38,71,96,197,211,220,228,239,303,319,361],"has":[12],"been":[13],"linked":[14],"to":[15,31,53,87,160,192,204,234,266,372,385],"serious":[16],"comorbidities":[17],"such":[18],"as":[19,214,216],"cardiovascular":[20],"disease,":[21],"obesity,":[22],"diabetes.":[24],"The":[25,255,356],"purpose":[26],"of":[27,83,91,151,177,344],"this":[28,84],"study":[29,85],"was":[30,86,143,166,180,188,190,246,274],"examine":[32,88],"the":[33,50,89,169,181,185,267,281,289,309,320,338,368,373,377,386],"association":[34,357],"between":[35,62,209,223,237,358],"quadriceps":[36,60,97,261,345,382],"strength":[37,61,98,142,208,219,245,262,305,336,346,360,383],"self-reported":[39],"physical":[40,68,77,94,221,250,278,297,350,363],"activity":[41,69,78,95,165,222,251,279,298,351,364],"radiographically":[45,108],"confirmed":[46],"OA.":[48,103],"Secondarily,":[49],"authors'":[51],"sought":[52],"determine":[54,205],"if":[55],"there":[56],"were":[57,158,202,232,331],"differences":[58,206,217,334],"OA":[64,73,112,354],"low":[67],"(LPA)":[70],"higher":[76,349,359],"(HPA).":[79],"A":[80,173],"tertiary":[81],"aim":[82],"effect":[90],"gender":[92,333],"on":[93],"METHODS:":[104],"Thirty-six":[105],"diagnosed":[109],"tibiofemoral":[110],"participated":[113],"(15":[114],"males,":[115],"21":[116],"females;":[117],"age":[118],"=":[119,123,127],"59.9\u00b111.6":[120],"yrs;":[121],"height":[122],"171.2\u00b19.2":[124],"cm;":[125],"mass":[126,131,162],"84.3\u00b118.9":[128],"kg;":[129],"body":[130,161],"index":[132],"(BMI)=":[133],"28.9\u00b16.9;Godin":[134],"Leisure-Time":[135,171],"questionnaire":[136],"=32.5\u00b125.01).":[137],"Maximal":[138],"isometric":[139],"extensor":[141],"assessed":[144],"a":[146],"Isokinetic":[147],"dynamometer":[148],"70\u00b0":[150],"flexion.":[153],"Knee":[154],"extension":[155],"torque":[156],"values":[157],"normalized":[159],"(Nm(*)kg(-1)).":[163],"evaluated":[167],"using":[168],"Godin":[170],"questionnaire.":[172],"Godin-Leisure":[174],"time":[175],"score":[176,183],"32.5,":[178],"which":[179],"mean":[182],"current":[186],"dataset,":[187],"what":[189],"used":[191,203,233],"categorize":[193],"subjects":[194],"into":[195],"LPA":[196,212,268,290,339,387],"HPA":[198,210,256,282,321,369,378],"subgroups.":[199],"Independent":[200],"t-tests":[201],"subgroups,":[213],"well":[215],"genders.":[224],"Pearson":[225],"Product":[226],"Moment":[227],"Spearman":[229],"rank":[230],"correlations":[231],"analyze":[235],"associations":[236],"normally":[238],"non-normally":[240],"distributed":[241],"variables.":[242],"RESULTS:":[243],"Quadriceps":[244],"positively":[247],"correlated":[248,276],"(r=0.44,":[252],"r(2)=0.18,":[253],"p=0.01).":[254],"subgroup":[257,269,283,291,322,370,379],"had":[258],"significantly":[259,275,295],"greater":[260,304,381],"(n=15,":[263],"2.01\u00b10.84)":[264],"compared":[265,371,384],"(n=21,":[270],"1.5\u00b10.59,":[271],"p=0.04).":[272],"Strength":[273],"(\u03c1=0.53,":[284],"p=0.04),":[285],"but":[286],"not":[287],"(\u03c1=-0.21,p=0.35).":[292],"Males":[293],"reported":[294],"more":[296],"(43.0\u00b128.5":[299],"vs":[300,314,325],"25.1\u00b119.64;":[301],"p=0.03)":[302],"than":[306],"females":[307],"entire":[310,374],"cohort":[311],"(2.15\u00b10.73":[312],"Nm(*)kg(-1)":[313,324],"1.40\u00b10.57":[315],"Nm(*)kg(-1);":[316,328],"p=":[317],"0.002),":[318],"(2.4\u00b10.65":[323],"1.4\u00b1":[326],"0.68":[327],"P=0.02).":[329],"There":[330],"no":[332],"for":[335],"subgroup.":[340,388],"CONCLUSION:":[341],"Higher":[342],"levels":[343],"correlate":[347],"patients.":[355],"increased":[362],"stronger":[366],"sample.":[375],"Additionally,":[376],"demonstrated":[380],"LEVEL":[389],"OF":[390],"EVIDENCE:":[391],"3.":[392]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":1}],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2016-06-24T00:00:00"}
