Table 2 Probing depth (PD), clinical attachment level (CAL), bone sounding (BS) before and during subsequent follow-up assessments
Parameter | [mm] | Time of observation [months] | Difference between baseline and 12 months post-op | p-value (Friedman ANOVA) | Mean diff. (95% Cl) between baseline and 12 months post-op | |
|---|---|---|---|---|---|---|
PD | x ± SD | Baseline | 2.74 ± 0.57 | − 0.26 mm | p < 0.001 | 0.07 (− 0.33, − 0.18) |
3 | 2.54 ± 0.64 | |||||
6 | 2.58 ± 0.55 | |||||
9 | 2.62 ± 0.57 | |||||
12 | 2.48 ± 0.51 | |||||
CAL | x ± SD | Baseline | 2.75 ± 0.57 | −0.26 mm | p < 0.001 | 0.07 (− 0.33, − 0.19) |
3 | 2.55 ± 0.64 | |||||
6 | 2.59 ± 0.55 | |||||
9 | 2.61 ± 0.58 | |||||
12 | 2.49 ± 0.51 | |||||
BS | x ± SD | Baseline | 4.76 ± 0.94 | −0.27 mm | p < 0.001 | 0.13 (−0.41, − 0.14) |
3 | 4.65 ± 0.84 | |||||
6 | 4.82 ± 0.82 | |||||
9 | 4.65 ± 0.88 | |||||
12 | 4.49 ± 0.77 | |||||