1. Clinical and radiographic periodontal status in hypertensive patients with or without obstructive sleep apnea 10 years after diagnosis and CPAP initiation
- Author
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Christine Kvarnvik, Hanna Ahonen, Henrik Jansson, Anders Broström, Malin Stensson, and Shariel Sayardoust
- Subjects
continuous positive airway pressure ,hypertension ,obstructive sleep apnea ,periodontal health ,Dentistry ,RK1-715 - Abstract
Abstract Objectives Through inflammation and hyposalivation, obstructive sleep apnea (OSA) is suggested to affect periodontal status over time. Our aim was to compare the clinical and radiographic periodontal status of hypertensive patients with or without long‐term presence of OSA, treated or untreated with continuous positive airway pressure treatment (CPAP). Materials and Methods In 2007–2009, a screening for OSA was conducted among 394 hypertensive primary care patients. Polygraphy was used to create three groups: no OSA, non‐CPAP, or adherent CPAP based on the apnea hypopnea index (AHI). After 10 years, a cross‐sectional sleep and periodontal examination including a clinical and radiographic examination, a questionnaire, and a matrix metalloproteinase‐8 (MMP‐8) chair‐side test was conducted. Based on levels of alveolar bone, bleeding on probing (BoP), and probing pocket depth (PPD), patients were categorized into four periodontal stages: periodontal health/gingivitis and three periodontal disease stages. Periodontal status and periodontal stages were compared between the OSA (n = 49), non‐CPAP (n = 38), or adherent CPAP (n = 34) groups. Results The 121 patients (53% women) had a median age of 71 years. No differences were seen between the OSA groups regarding median number of teeth (p = .061), teeth/implants, (p = .107), plaque index (p = .245), BoP (p = .848), PPD ≥ 4 mm (p = .561), PPD ≥ 6 mm (p = .630), presence of MMP‐8 (p = .693) except for bone loss (p = .011). Among patients with stage periodontal health/gingivitis a significant difference was seen, as 70% of those were categorized as no OSA, 20% as non‐CPAP, and 10% as adherent CPAP (p = .029). Differences were not seen in periodontal disease stages. Conclusions Hypertensive patients with obstructive sleep apnea (OSA) did not have an adverse clinical periodontal status compared to patients without OSA. However, when combining radiographic and clinical status into periodontal stages, patients without OSA more frequently exhibited periodontal health or gingivitis compared to patients without OSA, regardless of CPAP treatment.
- Published
- 2024
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