Variable | Baseline | 1-year | 2-year |
|---|
CAL (mm)a
| 7.6 ± 1.8 (7.1–8.1) | 4.8 ± 1.3**
(4.2–5.3) | 4.5 ± 1.5**
(4.1–5.1) |
PD (mm)a
| 6.8 ± 1.2 (6.4–7.1) | 3.3 ± 1.0**
(3.1–3.6) | 3.2 ± 1.0**
(3.0–3.4) |
BOP (mean %) | 42.9 | 2.3#
| 9.5#
|
TMb
| 0.2 ± 0.5 | 0.1 ± 0.3 | 0.1 ± 0.3 |
-
CAL clinical attachment level, PD probing depth, BOP bleeding on probing, TM tooth mobility
-
**
p < 0.01, significantly different from baseline, by Friedman test with Dunn’s multiple comparisons test
-
#
p < 0.05, significantly different from baseline, by Fisher’s exact test
-
amean ± SD (lower 95% confidence interval—upper 95% confidence interval), bmean ± SD
