Table 3.
Results of clinical changes at six (T1) and twelve (T2) months
| Clinical parameter | Group | T1 | T2 | P intragroup |
|---|---|---|---|---|
| (6 months) | (12 months) | |||
| MRC (%) |
Test (CMX) n = 20 |
59.60 ± 16.23 | 56.48 ± 19.68 | 0.167 |
|
Control (CTG) n = 20 |
68.70 ± 23.53 | 69.72 ± 21.21 | 0.378 | |
| P intergroup | 0.163 | 0.048 | ||
| CRC (%) |
Test (CMX) n = 20 |
45 | 35 | 0.084 |
|
Control (CTG) n = 20 |
40 | 40 | 0.086 | |
| P intergroup | 0.64 | 0.14 | ||
| RECred (mm) |
Test (CMX) n = 20 |
2.21 ± 0.90 | 2.14 ± 1.07 | 0.448 |
|
Control (CTG) n = 20 |
2.50 ± 0.84 | 2.56 ± 0.86 | 0.905 | |
| P intergroup | 0.277 | 0.181 | ||
| CAL gain (mm) |
Test (CMX) n = 20 |
2.36 ± 0.97 | 2.64 ± 0.79 | 0.14 |
|
Control (CTG) n = 20 |
2.60 ± 1.10 | 2.28 ± 0.87 | 0.284 | |
| P intergroup | 0.512 | 0.221 | ||
| KTW gain (mm) |
Test (CMX) n = 20 |
0.57 ± 2.08 | 0.18 ± 0.84 | 0.623 |
|
Control (CTG) n = 20 |
0.69 ± 0.85 | 0.65 ± 0.92 | 0.752 | |
| P intergroup | 0.174 | 0.114 | ||
| GT (mm) |
Test (CMX) n = 20 |
- | 0.46 ± 0.54 | - |
|
Control (CTG) n = 20 |
- | 0.78 ±0.47 | - | |
| P intergroup | - | 0.038 | ||
MRC (mean root coverage), CRC (complete root coverage), RECred (reduction in recession); KTW (keratinized tissue width); CAL (Clinical attachment level); GT (Gingival thickness); SD (standard deviation); % (percentage); mm (millimeters); CMX (xenogeneic collagen matrix); CTG (connective tissue graft)