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Distribution of dentin hypersensitivity (DH) following application of tactile stimulus (TS) and cold air stimulus (AS) methods
| Method | DH |
Total n | Z* | P | |
|---|---|---|---|---|---|
| Present n (%) | Absent n (%) | ||||
| TS | 206 (5.3) | 3,653 (94.6) | 3,859 | 14.65 | <0.001, HS |
| AS | 589 (15.3) | 3,270 (84.7) | 3,859 | ||
Z-test for proportions. HS, highly significant.
