Table 1. Number of the IARPDs, and related implant informations.
| Modalities | Surveyed crown | Overdenture | Total |
|---|---|---|---|
| IARPDs | 12 (Upper: 8, Lower: 4) | 10 (Upper: 3, Lower: 7) | 22 |
| Implants | 41 (Maxilla: 22, Mandible: 19) | 17 (Maxilla: 6, Mandible: 11) | 58 |
| Implant connection type (External or Internal) | External: 26 | External: 14 | 58 |
| Internal: 15 | Internal: 3 | ||
| Implant manufacturer | Osstem: 18 | Brånemark: 10 | 58 |
| 3i: 9 | Osstem: 3 | ||
| Brånemark: 4 | Straumann: 1 | ||
| Straumann: 3 | Dentium: 1 | ||
| Dentium: 2 | Shinhung: 1 | ||
| Ankylos: 1 | Etc: 1 |