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As there are differing operational definitions for MeP, the question remains as to whether these different definitions have similar associations with health outcomes in older adults with chronic LBP.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Cross-sectional analysis of an observational study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>Clinical research laboratory.<\/jats:p><\/jats:sec><jats:sec><jats:title>Subjects<\/jats:title><jats:p>226 older adults with chronic LBP.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>This secondary analysis used baseline data from a prospective cohort study (n\u2009=\u2009250). LBP intensity was collected before and after the repeated chair rise test, stair climbing test, and 6-minute walk test; MeP change scores (ie, sum of pretest pain subtracted from posttest pain) and aggregated posttest pain (ie, sum of posttest pain) variables were calculated. LBP-related disability and self-efficacy were measured by the Quebec Back Pain Disability Scale (QBPDS) and Low Back Activity Confidence Scale (LOBACS), respectively. Physical function was measured with the Health ABC Performance Battery. Robust regression with HC3 standard errors was used to evaluate adjusted associations between both MeP variables and disability, self-efficacy, and physical function.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Greater aggregated posttest MeP was independently associated with worse disability (b\u2009=\u20090.593, t\u2009=\u20092.913, P\u2009=\u2009.004), self-efficacy (b\u2009=\u2009\u20130.870, t\u2009=\u2009\u20133.110, P\u2009=\u2009.002), and physical function (b\u2009=\u2009\u20130.017, t\u2009=\u2009\u20132.007, P\u2009=\u2009.039). MeP change scores were not associated with any outcome (all P\u2009&amp;gt;\u2009.050).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Aggregate posttest MeP was linked to poorer health outcomes in older adults with chronic LBP, but MeP change scores were not. Future studies should consider that the construct validity of MeP paradigms partially depends on the chosen operational definition.<\/jats:p><\/jats:sec>","DOI":"10.1093\/pm\/pnad034","type":"journal-article","created":{"date-parts":[[2023,3,20]],"date-time":"2023-03-20T15:24:19Z","timestamp":1679325859000},"page":"985-992","source":"Crossref","is-referenced-by-count":12,"title":["Construct validity of movement-evoked pain operational definitions in older adults with chronic low back pain"],"prefix":"10.1093","volume":"24","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2669-4130","authenticated-orcid":false,"given":"Patrick J","family":"Knox","sequence":"first","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Corey B","family":"Simon","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Physical Therapy Division, Duke University , Durham, NC 27710, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ryan T","family":"Pohlig","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, University of Delaware , Newark, DE 19713, United States"},{"name":"Biostatistics Core, University of Delaware , Newark, DE 19713, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0119-2158","authenticated-orcid":false,"given":"Jenifer M","family":"Pugliese","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3954-2563","authenticated-orcid":false,"given":"Peter C","family":"Coyle","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8151-1341","authenticated-orcid":false,"given":"Jaclyn M","family":"Sions","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gregory E","family":"Hicks","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, University of Delaware , Newark, DE 19713, United States"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"286","published-online":{"date-parts":[[2023,3,21]]},"reference":[{"issue":"2","key":"2023080109474323000_pnad034-B1","doi-asserted-by":"crossref","first-page":"146","DOI":"10.1016\/j.jpain.2018.07.006","article-title":"Prevalence and profile of high-impact chronic pain in the United States","volume":"20","author":"Pitcher","year":"2019","journal-title":"J Pain"},{"key":"2023080109474323000_pnad034-B2","volume-title":"An Aging World: 2015","author":"He","year":"2016"},{"issue":"8","key":"2023080109474323000_pnad034-B3","doi-asserted-by":"crossref","first-page":"781","DOI":"10.1016\/j.jclinepi.2008.09.004","article-title":"Systematic reviews of low back pain prognosis had variable methods and results: guidance for future prognosis reviews","volume":"62","author":"Hayden","year":"2009","journal-title":"J Clin Epidemiol"},{"issue":"8","key":"2023080109474323000_pnad034-B4","doi-asserted-by":"crossref","first-page":"715","DOI":"10.1016\/j.jpain.2012.03.009","article-title":"The economic costs of pain in the United States","volume":"13","author":"Gaskin","year":"2012","journal-title":"J Pain"},{"key":"2023080109474323000_pnad034-B5","volume-title":"Relieving Pain in America: A Blueprint for Transforming Prevention, Care, Education, and Research","author":"Institute of Medicine Committee on Advancing Pain Research Care, and Education. 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