Table 3.
Changes in clinical parameters (mean ± SD) after non-surgical periodontal therapy according to coping behavior strategy
| Variable | Baseline | Re-evaluation | ||||
|---|---|---|---|---|---|---|
| Approach strategy (n = 50) |
Avoidance strategy (n = 40) |
p-value | Approach strategy (n = 50) |
Avoidance strategy (n = 40) |
p-value | |
| N° teeth | 26.5 ± 2.9 | 26.0 ± 3.1 | 0.490 | 25.9 ± 3.2* | 25.3 ± 3.2* | 0.326 |
| FMBS, % | 66.4 ± 24.6 | 68.0 ± 21.5 | 0.739 | 21.7 ± 10.2** | 31.6 ± 14.7** | 0.001 |
| FMPS, % | 69.8 ± 20.5 | 67.8 ± 21.2 | 0.679 | 19.4 ± 10.5** | 23.9 ± 10.0** | 0.017 |
| Sites with PPD ≥ 6 mm | 26.8 ± 21.6 | 297.9 ± 22.7 | 0.961 | 9.7 ± 7.4** | 9.1 ± 8.0** | 0.539 |
| Sites with PPD 4–5 mm | 48.6 ± 21.1 | 48.7 ± 20.0 | 0.951 | 29.3 ± 15.4** | 28.4 ± 17.1** | 0.620 |
| Sites with PPD ≤ 3 mm | 82.5 ± 29.1 | 78.8 ± 30.2 | 0.643 | 116.3 ± 27.7** | 114.5 ± 29.5** | 0.823 |
| PPD, mm | 3.8 ± 0.9 | 3.9 ± 0.7 | 0.547 | 3.0 ± 0.4** | 3.1 ± 0.7** | 0.907 |
| CAL, mm | 4.4 ± 1.4 | 4.7 ± 1.3 | 0.256 | 3.8 ± 1.0** | 4.2 ± 1.2* | 0.094 |
Abbreviations: CAL, clinical attachment level; FMPS, full-mouth plaque score; FMBS, full-mouth bleeding score; PPD, probing pocket depth; SD, standard deviation
*=p <0.01, changes against the baseline; **=p <0.001, changes against the baseline