Table 3.
Intergroup comparison of clinical parameters (mean ± SD) over the 6 months experimental period.
| Parameters | Sites | 1 (Mean ± SD) | 2 (Mean ± SD) | 3 (Mean ± SD) |
|---|---|---|---|---|
| PD | Test Control |
1.50 ± 0.7 1.50 ± 0.9 |
0.92 ± 0.5 0.83 ± 0.4 |
0.83 ± 0.6 0.83 ± 0.4 |
| Statistical inference† | p value: 1.00 | p value: 0.59 | p value: 1.00 | |
| RD | Test Control |
3.00 ± 0.7 3.33 ± 0.9 |
1.08 ± 0.9 0.58 ± 0.8 |
1.00 ± 0.9 0.42 ± 0.8 |
| Statistical inference† | p value: 0.10 | p value: 0.05* | p value: 0.05* | |
| RW | Test Control |
3.50 ± 0.5 3.58 ± 0.7 |
2.75 ± 1.1 1.25 ± 1.4 |
2.67 ± 1.1 1.08 ± 1.4 |
| Statistical inference† | p value: 0.67 | p value: 0.004* | p value:0.003* | |
| WKG | Test Control |
2.33 ± 0.8 2.08 ± 0.3 |
2.42 ± 0.7 2.83 ± 0.7 |
2.50 ± 0.7 2.83 ± 0.7 |
| Statistical inference† | p value: 0.19 | p value: 0.01* | p value: 0.04* | |
| RAL | Test Control |
12.92 ± 2.1 13.42 ± 2.4 |
10.42 ± 2.0 10.08 ± 1.7 |
10.25 ± 2.1 9.92 ± 1.6 |
| Statistical inference† | p value: 0.27 | p value: 0.49 | p value: 0.53 | |
| TKG | Test Control |
1.25 ± 0.6 1.25 ± 0.4 |
1.67 ± 0.5 2.17 ± 0.4 |
1.67 ± 0.5 2.17 ± 0.4 |
| Statistical inference† | p value: 1.00 | p value: 0.007* | p value: 0.007* | |
| % of RC | Test Control |
66.17 ± 18.85 87.17 ± 18.33 |
||
| Statistical inference† | p value: 0.002* |
†Paired sample t-test. 1: baseline, 2: 3 months, 3: 6 months, p < 0.05 is statistically significant*.
PD: Probing depth; RD: Recession depth; RW: Recession width; WKG: Width of keratinized gingiva; RAL: Relative attachment level; TKG: Thickness of keratinized gingiva.