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Updated: Jun 7, 2025

Robust Ligature-Induced Model of Murine Periodontitis for the Evaluation of Oral Neutrophils
Published on: January 21, 2020
Periodontitis and Metabolic Control of Adults with Type 1 Diabetes
A Jeftha1, A Suliman1, M Conradie-Smit2
1Faculty of Dentistry, University of the Western Cape, Cape Town, South Africa.
Introduction:
Periodontitis has been reported with increased incidence and prevalence in patients with diabetes mellitus (DM). Noncommunicable diseases burden the South African public health system, and there are no data reporting on this relationship in this population. This is required to inform management protocols in type 1 diabetes mellitus (T1DM), which currently exclude the importance of periodontal treatment.
Objectives:
The aim of this study was to determine whether there was an association between periodontitis and the glycemic control of adult patients with T1DM at a tertiary institution in South Africa.
Methods:
A cross-sectional study was conducted on adults diagnosed with T1DM. Bleeding on probing, periodontal pocket depth, and radiographical bone loss were assessed and the periodontal status of the patient was compared to their glycemic control, measured by HbA1c. An HbA1c level of ≤7% was considered to indicate adequate glycemic control.
Results:
There were 120 adult participants, of whom 61.7% (74) were female and 38.3% (46) were male. The majority were nonsmokers and younger than 44 y. There were 78 (65%) participants with uncontrolled blood glucose and 42 (35%) with good control (HbA1c ≤ 7%). The median HbA1c level was 8.75 (range, 6.1 to 12.2). Most participants (94%) had periodontitis, and 97% of them had uncontrolled blood glucose.
Conclusion:
There was an association between percentage bleeding score (P < 0.001) and metabolic control in adults with T1DM treated at a tertiary hospital in Cape Town, South Africa. Periodontitis severity as described by staging was not associated with T1DM in this sample. The high prevalence of periodontitis in this sample (94%) highlights the need for periodontal management to form a part of holistic patient care in patients with T1DM in this setting.
Knowledge Transfer Statement:
The study results highlight the role of periodontitis severity and gingival bleeding scores on the metabolic control of adults with T1DM and thus emphasizes the importance of periodontal care in whole-person health in this patient population.
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