Table 2 Dental fear level of DAS, DFS and S-DAI between patients with and without periodontal disease
|  | Patients with periodontal disease, Mean ± SD (n = 366) | Patients without periodontal disease, Mean ± SD (n = 837) | t value | P |
|---|---|---|---|---|
DAS | 10.70 ± 3.09 | 10.24 ± 3.00 | -2.43 | 0.015 |
DFS | 49.80 ± 15.80 | 46.91 ± 15.72 | -2.88 | 0.004 |
S-DAI | 23.36 ± 8.51 | 22.63 ± 8.59 | -1.37 | 0.172 |