{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T01:09:16Z","timestamp":1787015356102,"version":"build-2736575974"},"reference-count":62,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2013,5,29]],"date-time":"2013-05-29T00:00:00Z","timestamp":1369785600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Clinic Periodontology"],"published-print":{"date-parts":[[2013,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>To evaluate the association between the probability of a sulcus\/pocket to bleed on probing (BoP) and patient related as well as site\u2010specific characteristics.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Data from 88960 sites were retrospectively derived from the clinical record charts of 601 adult patients. BoP (positive\/negative) had been recorded at the initial periodontal visit after probing pocket depth (\n                      <jats:styled-content style=\"fixed-case\">PPD<\/jats:styled-content>\n                      ) assessment. To analyse the influence of patient\u2010, tooth\u2010 and site\u2010related factors on the probability for a site to be BoP+, a logistic, 3\u2010level model was built with BoP as the binary outcome variable.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      (i) The mean probability to be BoP+ for a site with PPD\u00a0=\u00a03\u00a0mm was 18%, and the log odds increased by 0.69 for each 1\u00a0mm increment in\n                      <jats:styled-content style=\"fixed-case\">PPD<\/jats:styled-content>\n                      ; (ii) a significantly higher risk for BoP+ was observed for inter\u2010proximal\n                      <jats:italic>versus<\/jats:italic>\n                      approximal surfaces, posterior teeth\n                      <jats:italic>versus<\/jats:italic>\n                      anterior teeth, females\n                      <jats:italic>versus<\/jats:italic>\n                      males, while a significantly lower risk was observed for smokers\n                      <jats:italic>versus<\/jats:italic>\n                      non\u2010smokers; (iii) when controlling for the significant covariates, different BoP+ probabilities could still be observed among sites in patients with a different susceptibility to BoP.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>\n                      The probability of a site to be BoP+ was associated with either site\u2010specific (i.e.\n                      <jats:styled-content style=\"fixed-case\">PPD<\/jats:styled-content>\n                      , tooth aspect, tooth type) or patient\u2010related factors (i.e. gender, smoking status).\n                    <\/jats:p>\n                  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