{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,19]],"date-time":"2026-09-19T16:53:26Z","timestamp":1789836806151,"version":"4.0.1"},"reference-count":34,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2024,9,5]],"date-time":"2024-09-05T00:00:00Z","timestamp":1725494400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100002347","name":"Bundesministerium f\u00fcr Bildung und Forschung","doi-asserted-by":"publisher","award":["03IS2061A"],"award-info":[{"award-number":["03IS2061A"]}],"id":[{"id":"10.13039\/501100002347","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Clinic Periodontology"],"published-print":{"date-parts":[[2025,1]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>To assess the impact of active (APT) and supportive periodontal therapy (SPT) on the change in probing depth (PD) and annual tooth loss in partially and fully compliant and drop\u2010out patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and Methods<\/jats:title><jats:p>Data of 280 periodontally treated partially and fully compliant (regular supportive visits, SPT duration 5.5\u2009\u00b1\u20094.5\u2009years) and 55 drop\u2010out patients (SPT and drop\u2010out duration 8.3\u2009\u00b1\u20093.8\u2009years, only drop\u2010out duration 5.3\u2009\u00b1\u20093.7\u2009years) were recorded. PD data and the number of teeth present at the start of APT (T1) and at the start of SPT (T2) were taken from the patient files and evaluated at the time of the final examination (T3).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Annual tooth loss during SPT was significantly higher (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001) in drop\u2010out patients than in partially and fully compliant patients (0.31\u2009\u00b1\u20090.50 vs. 0.19\u2009\u00b1\u20090.55, respectively). In partially and fully compliant and drop\u2010out patients, the mean PD (all available site data) decreased significantly between T1 (3.61\u2009\u00b1\u20090.82 vs. 3.70\u2009\u00b1\u20090.73\u2009mm) and T2 (2.68\u2009\u00b1\u20090.40 vs. 2.76\u2009\u00b1\u20090.42\u2009mm), while the values increased again slightly up to T3 (2.74\u2009\u00b1\u20090.41 vs. 2.99\u2009\u00b1\u20090.75\u2009mm).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>In partially and fully compliant patients, SPT had a positive impact on PD stability and medium\u2010term tooth preservation. In contrary to expectations, drop\u2010out patients, PD did not return to baseline values, although PD stability was not achieved.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jcpe.14062","type":"journal-article","created":{"date-parts":[[2024,9,6]],"date-time":"2024-09-06T04:38:48Z","timestamp":1725597528000},"page":"113-124","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Effect of Discontinuation of Supportive Periodontal Therapy on Periodontal Status\u2014A Retrospective Study"],"prefix":"10.1111","volume":"52","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9605-2822","authenticated-orcid":false,"given":"Thomas","family":"Kocher","sequence":"first","affiliation":[{"name":"Department of Restorative Dentistry, Periodontology and Endodontology University Medicine Greifswald  Greifswald 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