Clinical Study
Two Versus Three Narrow-Diameter Implants with Locator Attachments Supporting Mandibular Overdentures: A Two-Year Prospective Study
Table 3
Peri-implant parameters (Means and SDs) at all recall examinations.
| | Baseline | 6 Months | 12 Months | 24 Months | | Group A () | Group B () | -value | Group A () | Group B () | -value | Group A () | Group B () | -value | Group A () | Group B () | -value |
| | Plaque-index mean (SD) | 0.1 (0.4) | 0.2 (0.5) | 0.243 | 0.4 (0.5) | 0.5 (0.5) | 0.639 | 0.6 (0.6) | 0.6 (0.7) | 0.843 | 0.8 (0.9) | 0.9 (0.7) | 0.482 |
| | Calculus-index mean (SD) | 0.2 (0.3) | 0.3 (0.3) | 0.367 | 0.3 (0.4) | 0.3 (0.5) | 0.843 | 0.4 (0.6) | 0.4 (0.6) | 0.932 | 0.5 (0.6) | 0.4 (0.6) | 0.231 |
| | Gingival-index mean (SD) | 0.2 (0.4) | 0.3 (0.5) | 0.546 | 0.4 (0.3) | 0.4 (0.6) | 0.519 | 0.5 (0.6) | 0.6 (0.7) | 0.932 | 0.6 (0.6) | 0.5 (0.4) | 0.439 |
| | Bleeding-index mean (SD) | 0.4 (0.4) | 0.5 (0.7) | 0.765 | 0.5 (0.4) | 0.7 (0.9) | 0.629 | 0.8 (1.1) | 0.9 (0.8) | 0.629 | 1.0 (0.9) | 1.1 (0.9) | 0.658 |
| | Probing-depth mean (SD) | 2.9 (0.9) | 3.0 (1.1) | 0.673 | 3.2 (0.9) | 3.3 (1.1) | 0.614 | 3.4 (1.2) | 3.3 (1.0) | 0.846 | 3.2 (0.8) | 3.4 (0.7) | 0.749 |
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