Table 1. Summary of meta-data on patients.
| Peri-implantitis sites | Periodontitis sites | P valuea | |
|---|---|---|---|
| Age | 60.1 ± 1.7 | ||
| Gender | 7 males, 13 females | ||
| Smoking | 6 | ||
| Maxillary anterior | 7 | 5 | 0.49 |
| Maxillary posterior | 5 | 8 | 0.33 |
| Mandibular anterior | 0 | 2 | 0.16 |
| Mandibular posterior | 8 | 5 | 0.33 |
| Years in function | 5.7 ± 0.7 | ||
| PPD (sampled sites)b | 7.0 ± 0.6 mm | 5.5 ± 0.4 mm | <0.05 |
| CAL (sampled sites)c | 7.5 ± 0.6 mm | 6.4 ± 0.4 mm | 0.09 |
| BOP (sampled sites)d | 100% | 100% | |
| Number of sites with pus | 9 | 0 | <0.05 |
| Radiographic bone loss | 45.2 ± 7.2% | 42.9 ± 5.2% | 0.78 |
Numbers shown are mean ± s.d.
aStatistical differences were calculated using paired t-tests; bProbing pocket depth.
cClinical attachment loss; dBleeding on probing.