TABLE 2.
Radiographic and clinical parameters (mean (SD) at baseline, 6 and 12 months of the 24 peri‐implant defects
| Parameter | BO | EB | Between‐group comparison a |
|---|---|---|---|
| BL (mm) | |||
| Baseline | 5.3 (1.2) | 4.9 (1.1) | T = 0.885, p = .386 |
| 6 months | 3.3 (1.3) | 2.5 (1.1) | T = 1.524, p = .142 |
| 12 months | 3.1 (1.3) | 2.1 (1.3) | T = 1.881, p = .073 |
| Within‐group comparison b | F = 76.890, p < .001 | F = 46.724, p < .001 | |
| IDD (mm) | |||
| Baseline | 4.9 (0.9) | 5.9 (1.8) | T = −1.763, p = .094 |
| 6 months | 2.6 (0.6) | 3.1 (1.8) | T = −0.979, p = .345 |
| 12 months | 2.4 (0.6) | 2.9 (1.3) | T = −1.385, p = .183 |
| Within‐group comparison b | F = 71.544, p < .001 | F = 49.796, p < .001 | |
| SC (mm) | |||
| Baseline | 0.4 (1.2) | −0.9 (1.6) | T = 2.405, p = .025 |
| 6 months | 0.7 (1.5) | −0.6 (1.8) | T = 1.843, p = .080 |
| 12 months | 0.7 (1.6) | −0.6 (1.6) | T = 2.359, p = .028 |
| Within‐group comparison b | F = 1.646, p = .218 | F = 0.985, p = .389 | |
| PPD (mm) | |||
| Baseline | 7.0 (1.8) | 7.1 (1.2) | T = −0.221, p = .827 |
| 6 months | 3.5 (1.0) | 3.4 (0.6) | T = 0.526, p = .604 |
| 12 months | 3.4 (0.6) | 3.4 (0.5) | T = 0.115, p = .910 |
| Within‐group comparison b | F = 42.449, p < .001 | F = 88.502, p < .001 | |
| BoP (%) | |||
| Baseline | 100 (0.0) | 100 (0.0) | T = 1.359, p = .188 |
| 6 months | 47.7 (32.5) | 32.7 (21.4) | T = −0.437, p = .670 |
| 12 months | 45.5 (33.2) | 50 (10.2) | |
| Within‐group comparison b | F = 20.331, p < .001 | F = 93.638, p < .001 | |
| SoP (%) | |||
| Baseline | 79.5 (40.0) | 86.5 (33.3) | T = −0.468, p = .645 |
| 6 months | 4.6 (15.1) | 0.0 (0.0) | T = 1.000, p = .341 |
| 12 months | 0.0 (0.0) | 1.9 (6.9) | T = −0.917, p = .369 |
| Within‐group comparison b | F = 35.552, p < .001 | F = 84.598, p < .001 | |
| Plaque (%) | |||
| Baseline | 31.7 (13.1) | 29.4 (13.0) | T = 0.390, p = .701 |
| 6 months | 15.9 (8.0) | 11.5 (6.4) | T = 1.461, p = .159 |
| 12 months | 17.5 (11.5) | 14.0 (9.3) | T = 0.776, p = .447 |
| Within‐group comparison b | F = 12.152, p = .001 | F = 12.221, p < .001 | |
Abbreviations: BL, bone level; BO, Bio‐Oss®; BoP, bleeding on probing out of six sites per implant; EB, Endobon®; IDD, intrabony defect depth; PI, full‐mouth plaque index; PPD, probing pocket depth (mean of 6 sites per implant); SC, supracrestal component; SD, standard deviation; SoP, suppuration on probing out of six sites per implant.
a
Independent sample t test.
b
Repeated measures ANOVA.