Table 5 Measures of central dispersion for the GT (Gingival Thickness) measured at 2- and 4-mm distances in the anterior and premolar regions measured by the two methods
Region | Method | Mean | Number | Std. deviation | Std. Error of Mean |
|---|---|---|---|---|---|
Anterior | Ultrasonography 2 mm | 1.2647 | 408 | 0.21929 | 0.01086 |
Transgingival probing 2 mm | 1.3884 | 408 | 0.24784 | 0.01227 | |
Ultrasonography 4 mm | 1.3998 | 408 | 0.26290 | 0.01302 | |
Transgingival probing 4 mm | 1.3581 | 408 | 0.24999 | 0.01238 | |
Posterior | Ultrasonography 2 mm | 1.4243 | 272 | 0.22615 | 0.01371 |
Transgingival probing 2 mm | 1.5046 | 272 | 0.26182 | 0.01588 | |
Ultrasonography 4 mm | 1.5324 | 272 | 0.29281 | 0.01775 | |
Transgingival probing 4 mm | 1.5071 | 272 | 0.25019 | 0.01517 |