Table 1.
Baseline clinical characteristics: tooth type, tooth position, radiographic angle (RVG angle), intra-surgical measurements, and defect morphology [mean, 95% confidence interval (CI), standard deviation (SD)].
| Variables | Test Sites (n = 15) | Control Sites (n = 15) | p |
|---|---|---|---|
| Tooth type (n) | |||
| Molars | 6 | 6 | |
| Premolars | 5 | 5 | |
| Upper incisors, canines | 4 | 4 | |
| Tooth position (n) | |||
| Maxillary teeth | 7 | 8 | |
| Mandibular teeth | 8 | 7 | |
| Radiographic angle (degrees) | 23.39 (20.39–26.40) ± 5.42 | 26.49 (22.04–30.45) ± 7.59 | 0.2467 |
| Intra-surgical measurements (mm) | 0.8029 | ||
| Defect depth | 6.00 (4.99–7.00) ± 1.81 | 5.80 (4.42–7.18) ± 2.48 | |
| Defect width | 3.73 (2.97–4.50) ± 1.39 | 3.06 (2.53–3.60) ± 0.96 | 0.1372 |
| Defect morphology (n) | |||
| One-wall | 5 | 4 | |
| Two-wall | 5 | 6 | |
| Three-wall | 5 | 5 |
n = number of split-mouth defects.