| Age (years) | No Periodontitis | Periodontitis | Total |
| 12 - 19 | 88 (68.22%) | 41 (31.78%) | 129 (15.6%) |
| 20 - 29 | 145 (62.77%) | 86 (37.23%) | 231 (27.9%) |
| 30 - 39 | 102 (61.08%) | 65 (38.92%) | 167 (20.2%) |
| 40 - 49 | 61 (40.84% | 59 (49.16%) | 120 (14.5%) |
| 50 - 59 | 42 (45.16%) | 51 (54.84%) | 93 (11.2%) |
| 60 - 69 | 28 (51.85%) | 26 (48.15%) | 54 (6.5%) |
| 70 and over | 14 (52.43%) | 19 (57.57%) | 33 (4.0%) |
| Total | 480 (58.05%) | 347 (41.95%) | 827 (100%) |