Table 6.
Methods of diagnosis of dentine hypersensitivity (DH)
| Diagnosis of DH | Yes | No | Do not know |
|---|---|---|---|
| n (%) | n (%) | n (%) | |
| Elicit pain response by tapping tooth | 188 (20.6) | 713 (78.1) | 12 (1.3) |
| Elicit pain response by scratching tooth surface | 698 (73.4) | 238 (25.0) | 15 (1.6) |
| Elicit pain response by air blast onto tooth surface | 934 (93.3) | 62 (6.2) | 5 (0.5) |
| Excluding other pathological conditions | 648 (70.9) | 220 (24.1) | 46 (5.0) |
| Elicit pain response by spraying water onto tooth surface | 690 (73.0) | 220 (23.3) | 35 (3.7) |