Table 2 Demographic data and periodontal parameters between No/Mild and Moderate/Severe periodontitis groups
| Â | No/mild group | Moderate/severe group | Total | P value |
|---|---|---|---|---|
Number of patients | 68 | 40 | 108 | – |
Female, n (%) | 30 (44.1) | 22 (55) | 52 (48.2) | 0.436 |
Age (years) | 46.65 ± 4.10 | 44.30 ± 3.54 | 45.52 ± 3.87 | 0.966 |
BMI (kg/m2) | 23.72 ± 2.49 | 24.07 ± 3.41 | 23.85 ± 2.84 | 0.086 |
Number of remaining teeth | 21.53 ± 4.99 | 20.35 ± 4.23 | 21.09 ± 4.72 | 0.380 |
History of periodontal treatment (yes), n (%) | 18 (2.6) | 0 | 18 (1.7) | – |
Periodontal maintenance (yes), n (%) | 0 | 0 | 0 | Â |
History of mouthwash (yes), n (%) | 0 | 0 | 0 | Â |
Common cause of missing teeth, n (%) | Â | Â | Â | Â |
  Periodontal disease | 6 (8.8) | 18 (45.0) | 24 (22.2) | 0.005** |
  Cavities | 46 (67.7) | 20 (50.0) | 66 (61.1) |  |
  Injury | 16 (23.5) | 2 (5.0) | 18 (16.7) |  |
Plaque index (PLI) | 1.50 ± 0.56 | 2.01 ± 0.60 | 1.69 ± 0.62 | 0.003*** |
Bleeding index (BI) | 1.16 ± 0.67 | 2.67 ± 0.42 | 1.72 ± 0.94 | 0.000*** |
Gingival recession (GR) (mm) | 1.50 ± 0.97 | 1.52 ± 0.76 | 1.51 ± 0.89 | 0.940 |
Probing depth (PD) (mm) | 2.27 ± 0.22 | 3.56 ± 0.31 | 2.75 ± 0.68 | 0.000*** |