{"id":"https://openalex.org/W2005508752","doi":"https://doi.org/10.1097/00005768-200205001-00206","title":"DECLINES IN STRENGTH AND BALANCE IN OLDER ADULTS WITH CHRONIC KNEE PAIN","display_name":"DECLINES IN STRENGTH AND BALANCE IN OLDER ADULTS WITH CHRONIC KNEE PAIN","publication_year":2002,"publication_date":"2002-05-01","ids":{"openalex":"https://openalex.org/W2005508752","doi":"https://doi.org/10.1097/00005768-200205001-00206","mag":"2005508752"},"language":"en","primary_location":{"id":"doi:10.1097/00005768-200205001-00206","doi":"https://doi.org/10.1097/00005768-200205001-00206","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00005768-200205001-00206","pdf_url":null,"source":{"id":"https://openalex.org/S14544163","display_name":"Medicine & Science in Sports & Exercise","issn_l":"0195-9131","issn":["0195-9131","1530-0315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medicine &amp; Science in Sports &amp; Exercise","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"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/A5065966409","display_name":"Stephen P. Messier","orcid":"https://orcid.org/0000-0002-7033-8459","observed_orcids":["https://orcid.org/0000-0002-7033-8459"]},"institutions":[{"id":"https://openalex.org/I47251452","display_name":"Wake Forest University","ror":"https://ror.org/0207ad724","country_code":"US","type":"education","lineage":["https://openalex.org/I47251452"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S P Messier","raw_affiliation_strings":["Wake Forest University, Winston-Salem, NC 27109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wake Forest University, Winston-Salem, NC 27109","institution_ids":["https://openalex.org/I47251452"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032648191","display_name":"Julie Glasser","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I47251452","display_name":"Wake Forest University","ror":"https://ror.org/0207ad724","country_code":"US","type":"education","lineage":["https://openalex.org/I47251452"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J L Glasser","raw_affiliation_strings":["Wake Forest University, Winston-Salem, NC 27109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wake Forest University, Winston-Salem, NC 27109","institution_ids":["https://openalex.org/I47251452"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113524295","display_name":"W. H. Ettinger","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I47251452","display_name":"Wake Forest University","ror":"https://ror.org/0207ad724","country_code":"US","type":"education","lineage":["https://openalex.org/I47251452"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W H Ettinger","raw_affiliation_strings":["Wake Forest University, Winston-Salem, NC 27109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wake Forest University, Winston-Salem, NC 27109","institution_ids":["https://openalex.org/I47251452"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061394070","display_name":"Tim E. Craven","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I47251452","display_name":"Wake Forest University","ror":"https://ror.org/0207ad724","country_code":"US","type":"education","lineage":["https://openalex.org/I47251452"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"T E Craven","raw_affiliation_strings":["Wake Forest University, Winston-Salem, NC 27109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wake Forest University, Winston-Salem, NC 27109","institution_ids":["https://openalex.org/I47251452"]}]},{"author_position":"last","author":{"id":null,"display_name":"M E Miller","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I47251452","display_name":"Wake Forest University","ror":"https://ror.org/0207ad724","country_code":"US","type":"education","lineage":["https://openalex.org/I47251452"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M E Miller","raw_affiliation_strings":["Wake Forest University, Winston-Salem, NC 27109"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wake Forest University, Winston-Salem, NC 27109","institution_ids":["https://openalex.org/I47251452"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I47251452"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.27591661,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"34","issue":"5","first_page":"S36","last_page":"S36"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.9887999892234802,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11018","display_name":"Lower Extremity Biomechanics and Pathologies","score":0.0026000000070780516,"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/T10397","display_name":"Nutrition and Health in Aging","score":0.002400000113993883,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/chronic-knee-pain","display_name":"chronic knee pain","score":0.9990000128746033},{"id":"https://openalex.org/keywords/older-adults","display_name":"older adults","score":0.9959999918937683},{"id":"https://openalex.org/keywords/lower-limb-strength","display_name":"lower limb strength","score":0.8090000152587891},{"id":"https://openalex.org/keywords/balance","display_name":"balance","score":0.7039999961853027},{"id":"https://openalex.org/keywords/isokinetic-strength","display_name":"isokinetic strength","score":0.671999990940094},{"id":"https://openalex.org/keywords/ankle-strength","display_name":"ankle muscle strength","score":0.7509999871253967},{"id":"https://openalex.org/keywords/center-of-pressure-excursion","display_name":"center of pressure excursion","score":0.7070000171661377},{"id":"https://openalex.org/keywords/weight-training","display_name":"weight training","score":0.7879999876022339},{"id":"https://openalex.org/keywords/exercise-prescription","display_name":"exercise prescription","score":0.8379999995231628}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8118001818656921},{"id":"https://openalex.org/C168031717","wikidata":"https://www.wikidata.org/wiki/Q1530280","display_name":"Balance (ability)","level":2,"score":0.625440776348114},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.5956090092658997},{"id":"https://openalex.org/C2778640784","wikidata":"https://www.wikidata.org/wiki/Q168002","display_name":"Ankle","level":2,"score":0.5197781920433044},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.460151731967926},{"id":"https://openalex.org/C2779279471","wikidata":"https://www.wikidata.org/wiki/Q6421876","display_name":"Knee pain","level":4,"score":0.4396505653858185},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.4125620722770691},{"id":"https://openalex.org/C2776164576","wikidata":"https://www.wikidata.org/wiki/Q62736","display_name":"Osteoarthritis","level":3,"score":0.1956326961517334},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.11973622441291809},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.10725444555282593},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","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":[],"locations_count":1,"locations":[{"id":"doi:10.1097/00005768-200205001-00206","doi":"https://doi.org/10.1097/00005768-200205001-00206","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00005768-200205001-00206","pdf_url":null,"source":{"id":"https://openalex.org/S14544163","display_name":"Medicine & Science in Sports & Exercise","issn_l":"0195-9131","issn":["0195-9131","1530-0315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medicine &amp; Science in Sports &amp; Exercise","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":1.0,"display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2027176531","https://openalex.org/W2050108470","https://openalex.org/W2898079742","https://openalex.org/W2353983429","https://openalex.org/W1983634258","https://openalex.org/W7046035242","https://openalex.org/W4405259730","https://openalex.org/W2196584908","https://openalex.org/W7219227072","https://openalex.org/W7033169189"],"abstract_inverted_index":{"PURPOSE:":[0],"The":[1,46,226],"purpose":[2],"of":[3,51,57,71,74,88,221,237,309],"this":[4],"study":[5,282],"was":[6,234],"to":[7,28,113,128],"document":[8],"changes":[9],"in":[10,20,38,145,204,229,253,271],"lower":[11,274],"extremity":[12,275],"strength":[13,86,197,247,276],"and":[14,27,80,90,94,96,101,103,108,116,121,160,174,273],"balance":[15,69,122,176,205,230,272],"over":[16,54,231,277],"a":[17,40,49,78,109,189,249,278,284],"30-month":[18,190,279],"period":[19],"older":[21,296],"adults":[22,53,259,297],"with":[23,59,194,243,264,298],"chronic":[24,60,265,299],"knee":[25,61,92,110,117,147,196,246,266,300],"pain,":[26,118],"identify":[29],"relationships":[30],"among":[31],"these":[32],"variables":[33,131],"that":[34,258],"may":[35],"prove":[36],"useful":[37],"designing":[39],"subsequent":[41,81],"clinical":[42],"intervention":[43],"trial.":[44],"METHODS:":[45],"participants":[47],"were":[48,124],"cohort":[50],"480":[52],"65":[55,262],"years":[56],"age":[58,260],"pain.":[62,301],"Measurements":[63],"included:":[64],"1)":[65],"force":[66],"platform":[67],"dynamic":[68],"measure":[70,114],"the":[72,133,216,306],"center":[73],"pressure":[75],"excursion":[76],"during":[77],"forward":[79],"backward":[82],"lean,":[83],"2)":[84],"isokinetic":[85],"measures":[87,123],"concentric":[89,97],"eccentric":[91],"flexion":[93,100],"extension":[95],"ankle":[98,161,239],"plantar":[99],"dorsiflexion,":[102],"3)":[104],"body":[105],"mass":[106],"index":[107],"pain":[111,267],"scale":[112],"obesity":[115],"respectively.":[119],"Strength":[120],"standardized":[125,146,175],"(Z":[126],"scores)":[127],"compare":[129],"different":[130],"on":[132],"same":[134],"scale.":[135],"RESULTS:":[136],"A":[137],"maximum-likelihood":[138],"analysis":[139],"revealed":[140],"an":[141,292],"overall":[142],"significant":[143,269],"decline":[144,203,228,252],"(baseline:":[148,162,177],".0568":[149],"\u00b1":[150,155,164,168,179,183],".0280;":[151],"30":[152,232],"month:":[153],"\u2212.0766":[154],".0372;":[156],"p":[157,170,185,223],"<":[158,186],".001)":[159],".0209":[163],".0270;":[165],"30-months:":[166],"\u2212.0968":[167],".0486;":[169],"=":[171,224],".012)":[172],"strength,":[173],".5797":[178],".0052;":[180],"30-month:":[181],".5459":[182],".0063;":[184],"0.001)":[187],"after":[188],"follow-up":[191,207],"period.":[192,280],"Participants":[193],"greater":[195,244],"at":[198,206],"baseline":[199,238,245],"had":[200,248],"less":[201],"expected":[202],"than":[208],"their":[209],"weaker":[210],"counterparts":[211],"(4.2%":[212],"vs.":[213],"7.7%":[214],"for":[215,287,295],"75th":[217],"versus":[218],"25th":[219],"percentiles":[220],"strength;":[222,240],"0.023).":[225],"absolute":[227],"months":[233],"similar":[235],"regardless":[236],"however,":[241],"those":[242],"significantly":[250],"smaller":[251],"balance.":[254],"CONCLUSIONS:":[255],"We":[256],"conclude":[257],"\u2265":[261],"yr.":[263],"experience":[268],"declines":[270],"This":[281],"presents":[283],"strong":[285],"rationale":[286],"incorporating":[288],"weight":[289],"training":[290],"into":[291],"exercise":[293],"prescription":[294],"Funded":[302],"by":[303],"grants":[304],"from":[305],"National":[307],"Institutes":[308],"Health:":[310],"R01AR42388,":[311],"M01-RR00211":[312]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2016-06-24T00:00:00"}
