Group | |||
---|---|---|---|
Demographics and dependent variables | S | M | GM |
Patient (n) | 9 | 9 | 8 |
Age (years) | 21 - 56 | 19 - 60 | 20 - 63 |
Sex (male/female) | 5/4 | 3/6 | 6/2 |
Premolar/molar | 4/5 | 6/3 | 4/4 |
Smoking habit (yes/no) | 2/7 | 3/6 | 3/5 |
n = number; S = spontaneous healing; M = porcine-derived collagen membrane alone; GM = porcine-derived graft material associated with collagen membrane. |