{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,3]],"date-time":"2026-02-03T17:27:28Z","timestamp":1770139648122,"version":"3.49.0"},"reference-count":48,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2025,10,28]],"date-time":"2025-10-28T00:00:00Z","timestamp":1761609600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2025,10,28]],"date-time":"2025-10-28T00:00:00Z","timestamp":1761609600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100009228","name":"Region \u00d6rebro l\u00e4n","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100009228","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100005761","name":"Sahlgrenska Akademin","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100005761","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100005934","name":"Malm\u00f6 H\u00f6gskola","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100005934","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Oral Rehabilitation"],"published-print":{"date-parts":[[2026,2]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>An overwhelming majority of root\u2010filled teeth are asymptomatic, despite commonly exhibiting radiological signs of apical periodontitis (AP). When symptoms prevail, several sources are conceivable. This case\u2013control study investigates underlying causes of pain from root\u2010filled teeth.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>The aims were to (i) compare painful root\u2010filled teeth with root\u2010filled teeth without pain matched on sex, age, jaw and tooth type, and (ii) explore patient\u2010 and tooth\u2010related factors that may explain the pain.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Adult participants (\u2265\u200920\u2009years) with root\u2010filled teeth were investigated through anamnestic, clinical and radiographic examinations. Analyses compared painful to pain\u2010free teeth statistically, and possible origins of pain were indicated. Clinical data and periapical radiographs were used to identify the presence of AP.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      <jats:italic>Tenderness to percussion<\/jats:italic>\n                      and\n                      <jats:italic>apical palpation<\/jats:italic>\n                      ,\n                      <jats:italic>probing depth<\/jats:italic>\n                      \u2265\u2009\n                      <jats:italic>6\u2009mm<\/jats:italic>\n                      ,\n                      <jats:italic>swelling<\/jats:italic>\n                      and\n                      <jats:italic>apical radiolucency<\/jats:italic>\n                      (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.002\u20130.040) were more common with painful teeth, while\n                      <jats:italic>density<\/jats:italic>\n                      and\n                      <jats:italic>length of root filling<\/jats:italic>\n                      ,\n                      <jats:italic>unfilled canals<\/jats:italic>\n                      ,\n                      <jats:italic>fracture of root<\/jats:italic>\n                      and\n                      <jats:italic>positive screening for TMD<\/jats:italic>\n                      (3Q\/TMD) did not differ between groups (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.074\u20130.63). Among the 55 symptomatic teeth, AP was identified in 48 with varying diagnostic certainty. Indication of temporomandibular disorder (TMD) was present in 15 teeth, and marginal periodontitis (MP) in eight teeth. For six teeth, none of the three conditions could be identified.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>\n                      <jats:italic>Tenderness to percussion<\/jats:italic>\n                      and\n                      <jats:italic>apical palpation<\/jats:italic>\n                      ,\n                      <jats:italic>swelling<\/jats:italic>\n                      ,\n                      <jats:italic>pocket depth<\/jats:italic>\n                      \u2265\u2009\n                      <jats:italic>6\u2009mm<\/jats:italic>\n                      , and\n                      <jats:italic>apical radiolucency<\/jats:italic>\n                      were more common with painful teeth. The pain was most frequently associated with AP, but pain due to TMD and MP may occur. For 10% of the root\u2010filled teeth, no findings could explain the symptoms.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/joor.70089","type":"journal-article","created":{"date-parts":[[2025,10,28]],"date-time":"2025-10-28T14:34:34Z","timestamp":1761662074000},"page":"368-378","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Root\u2010Filled Teeth With and Without Pain in a Cohort of Individuals Scheduled for Regular Dental Check\u2010Ups. A Matched Case\u2013Control Study"],"prefix":"10.1111","volume":"53","author":[{"given":"Jakob Jonsson","family":"Sj\u00f6gren","sequence":"first","affiliation":[{"name":"Faculty of Medicine and Health \u00d6rebro University  \u00d6rebro Sweden"},{"name":"Department of Endodontics, Faculty of Odontology Malm\u00f6 University  Malm\u00f6 Sweden"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maria","family":"Pigg","sequence":"additional","affiliation":[{"name":"Department of Endodontics, Faculty of Odontology Malm\u00f6 University  Malm\u00f6 Sweden"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alf","family":"Eliasson","sequence":"additional","affiliation":[{"name":"Faculty of Medicine and Health \u00d6rebro University  \u00d6rebro Sweden"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"name":"EndoReCo","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Thomas","family":"Kvist","sequence":"additional","affiliation":[{"name":"Department of Endodontology, Institute of Odontology at the Sahlgrenska Academy University of Gothenburg  Gothenburg Sweden"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2025,10,28]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/iej.13822"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12903-022-02406-9"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2591.2008.01457.x"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/iej.12625"},{"key":"e_1_2_9_6_1","first-page":"1","article-title":"Longitudinal Study of Endodontic and Periapical Status of an Adult Danish Population Examined in 2009, 2014, and 2019: A Repeated Cohort Study","volume":"83","author":"Razdan A.","year":"2023","journal-title":"Acta Odontologica Scandinavica"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1080\/00016357.2022.2121322"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2009.11.007"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1111\/iej.13124"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2014.12.012"},{"key":"e_1_2_9_11_1","volume-title":"Chronic Intraoral Pain\u2014Assessment of Diagnostic Methods and Prognosis","author":"Pigg M.","year":"2011"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1177\/0022034514555144"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2591.2004.00923.x"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2020.01.018"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1111\/iej.13029"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.11607\/jop.1033"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1111\/iej.13873"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(07)61602-X"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1111\/joor.12428"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2012.08.002"},{"key":"e_1_2_9_21_1","doi-asserted-by":"publisher","DOI":"10.1177\/154405910708600805"},{"key":"e_1_2_9_22_1","first-page":"345","article-title":"Roentgenologic Periapical Diagnosis. 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