{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,9]],"date-time":"2026-09-09T23:40:08Z","timestamp":1788997208481,"version":"build-2803163510"},"reference-count":42,"publisher":"Oxford University Press (OUP)","issue":"9","license":[{"start":{"date-parts":[[2020,4,26]],"date-time":"2020-04-26T00:00:00Z","timestamp":1587859200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/academic.oup.com\/journals\/pages\/open_access\/funder_policies\/chorus\/standard_publication_model"}],"funder":[{"DOI":"10.13039\/100031572","name":"American Academy of Orofacial Pain","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100031572","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"NIH","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2020,9,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>Mental, emotional, physical, and general fatigue, as well as vigor, have each been associated with pain interference\u2014defined as pain-related disruption of social, recreational, and work-related activities\u2014in patients with chronic orofacial pain (COFP). The objectives of the current study were to compare levels of these fatigue subtypes across younger, middle-aged, and older patients with COFP and test the associations between fatigue subtypes and pain interference in these age groups.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>A cross-sectional cohort design was used.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>Participants self-reported fatigue subtypes (Multidimensional Fatigue Symptom Inventory\u2013Short Form), pain interference (West Haven\u2013Yale Multidimensional Pain Inventory), pain intensity (visual analog scale), pain duration (months), depression (Symptom Checklist 90\u2013Revised), and sleep quality (Pittsburgh Sleep Quality Index) at their initial appointment at a tertiary orofacial pain clinic.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Subjects<\/jats:title>\n                    <jats:p>Sixty younger (age 18\u201339), 134 middle-aged (age 40\u201359), and 51 older (age 60\u201379) COFP patients provided data for the study.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Analysis of variance was used to compare levels of fatigue subtypes between the age groups. Regression with dummy-coding was used to test if the relationship between fatigue subtypes and pain interference varied by age.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Older COFP patients reported less general fatigue and more vigor than younger or middle-aged adults. Fatigue subtypes were each associated with greater pain interference, but associations became nonsignificant after controlling for depression, sleep, and pain intensity\/duration. Age group\u2013by\u2013fatigue subtype interactions were not observed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Managing fatigue may be important to reduce pain interference in COFP populations and may be accomplished in part by improving depression and sleep.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1093\/pm\/pnaa092","type":"journal-article","created":{"date-parts":[[2020,3,6]],"date-time":"2020-03-06T07:26:45Z","timestamp":1583479605000},"page":"1961-1970","source":"Crossref","is-referenced-by-count":8,"title":["Cross-Sectional Associations of Fatigue Subtypes with Pain Interference in Younger, Middle-Aged, and Older Adults with Chronic Orofacial Pain"],"prefix":"10.1093","volume":"21","author":[{"given":"Ian A","family":"Boggero","sequence":"first","affiliation":[{"name":"Division of Behavioral Medicine and Clinical Psychology , Cincinnati Children\u2019s Hospital Medical Center, Cincinnati, Ohio"},{"name":"Department of Oral Health Science , College of Dentistry, University of Kentucky, Lexington, Kentucky"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marcia V","family":"Rojas Ramirez","sequence":"additional","affiliation":[{"name":"Division of Oral Diagnosis , Oral Medicine, and Oral Radiology, College of Dentistry, University of Kentucky, Lexington, Kentucky"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christopher D","family":"King","sequence":"additional","affiliation":[{"name":"Division of Behavioral Medicine and Clinical Psychology , Cincinnati Children\u2019s Hospital Medical Center, Cincinnati, Ohio"},{"name":"Department of Pediatrics , College of Medicine, University of Cincinnati, Cincinnati, Ohio, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"286","published-online":{"date-parts":[[2020,4,26]]},"reference":[{"issue":"1","key":"2026072404101330100_pnaa092-B1","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1007\/s11916-009-0085-y","article-title":"Chronic orofacial pain","volume":"14","author":"Benoliel","year":"2010","journal-title":"Curr Pain Headache Rep"},{"issue":"1","key":"2026072404101330100_pnaa092-B2","doi-asserted-by":"crossref","first-page":"52","DOI":"10.1034\/j.1600-0528.2002.300108.x","article-title":"Oro-facial pain in the community: Prevalence and associated impact","volume":"30","author":"Macfarlane","year":"2002","journal-title":"Community Dent Oral Epidemiol"},{"issue":"3","key":"2026072404101330100_pnaa092-B3","doi-asserted-by":"crossref","first-page":"453","DOI":"10.1016\/S0304-3959(02)00181-1","article-title":"Orofacial pain: Just another chronic pain? 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