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A full set of dental radiographs was obtained of each subject and amount of<jats:styled-content style=\"fixed-case\">ABL<\/jats:styled-content>was assessed. In addition, the following parameters were evaluated: plasma vitamin C, vitamin D<jats:sub>3<\/jats:sub>, HbA1c and<jats:styled-content style=\"fixed-case\">CRP<\/jats:styled-content>, the haptoglobin phenotype, presence of putative periodontopathic bacteria and viruses, dietary habits, smoking and anthropometrics.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>In this population 45% showed vitamin C depletion\/deficiency, 82% had vitamin D<jats:sub>3<\/jats:sub>insufficiency\/deficiency, 70% were in a pre\u2010diabetic state, 6% had untreated diabetes, 21% had elevated<jats:styled-content style=\"fixed-case\">CRP<\/jats:styled-content>values ranging from 3.1 to 16.1\u00a0mg\/l. Results of the regression analysis, including all above mentioned parameters, showed four significant predictors, explaining 19.8% of the variance of<jats:styled-content style=\"fixed-case\">ABL<\/jats:styled-content>. Number of<jats:italic>Porphyromonas gingivalis<\/jats:italic>cells and<jats:styled-content style=\"fixed-case\">CRP<\/jats:styled-content>values showed a positive relationship with<jats:styled-content style=\"fixed-case\">ABL<\/jats:styled-content>, whereas<jats:styled-content style=\"fixed-case\">BMI<\/jats:styled-content>and number of guava fruit servings were negatively related.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Results confirm previous findings that elevated levels of<jats:italic>P.\u00a0gingivalis<\/jats:italic>may be indicative for periodontitis progression. A new finding is that guava fruit consumption may play a protective role in periodontitis in a malnourished population.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jcpe.12381","type":"journal-article","created":{"date-parts":[[2015,2,13]],"date-time":"2015-02-13T10:36:21Z","timestamp":1423823781000},"page":"325-332","source":"Crossref","is-referenced-by-count":46,"title":["Java project on periodontal diseases: periodontal bone loss in relation to environmental and systemic conditions"],"prefix":"10.1111","volume":"42","author":[{"given":"A.","family":"Amaliya","sequence":"first","affiliation":[{"name":"Department of Periodontology Padjadjaran State University Bandung Indonesia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marja L.","family":"Laine","sequence":"additional","affiliation":[{"name":"Department of Periodontology Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and VU University Amsterdam Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joris R.","family":"Delanghe","sequence":"additional","affiliation":[{"name":"Department of Laboratory Medicine Ghent University Hospital Ghent Belgium"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bruno G.","family":"Loos","sequence":"additional","affiliation":[{"name":"Department of Periodontology Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and VU University Amsterdam Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Arjen J.","family":"Van Wijk","sequence":"additional","affiliation":[{"name":"Department of Social Dentistry Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and VU University Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ubele","family":"Van der Velden","sequence":"additional","affiliation":[{"name":"Department of Periodontology Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and VU University Amsterdam Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2015,3,24]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1177\/0022034513495239"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2007.01053.x"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2004.00643.x"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1210\/jc.2013-1906"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1093\/ajcn\/87.3.627"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10266-004-0043-4"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.3945\/jn.109.118737"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.3945\/ajcn.2010.29306"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1093\/jn\/137.3.657"},{"key":"e_1_2_6_11_1","first-page":"107","article-title":"The relationship between diabetes mellitus and destructive periodontal disease: a meta\u2010analysis","volume":"7","author":"Ch\u00e1varry N. 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