Table 2. Incidence of periodontitis.
Comparison | Psoriatic disease | ||
---|---|---|---|
Psoriasis arthritis | Psoriasis | ||
n = 13, 948 | n = 415 | n = 3, 072 | |
Follow up person months | 867,106 | 22,826 | 193,303 |
Periodontitis case | |||
All types | 3,103 | 101 | 706 |
Moderate/severe | 345 | 15 | 66 |
Incidence rate (per 103 person months) | |||
All types | 3.579 (3.455–3.707) | 4.425 (3.641–5.378) | 3.652 (3.393–3.932) |
Moderate/severe | 0.398 (0.358–0.442) | 0.657 (0.396–1.090) | 0.341 (0.268–0.435) |