Table 4. The implant survival rates of the surveyed crown.
| Condition | No. of implants | Failed implants | Survival rate (%) | P value | |
|---|---|---|---|---|---|
| Implant diameter | Narrow | 9 | 1 | 88.9 | .027 |
| Regular | 24 | 0 | 100 | ||
| Wide | 8 | 1 | 87.5 | ||
| Location of implant placed | Anterior | 13 | 0 | 100 | .058 |
| Posterior | 28 | 2 | 92.9 | ||
| Restored arch | Maxilla | 22 | 0 | 100 | .761 |
| Mandible | 19 | 2 | 89.5 | ||
| Splinting | Splinting | 38 | 2 | 94.7 | .576 |
| Non-splinting | 3 | 0 | 100 | ||
| Kennedy classfication | I | 10 | 0 | 100 | .057 |
| II | 18 | 1 | 94.4 | ||
| III | 3 | 1 | 66.7 | ||
| IV | 10 | 0 | 100 | ||
| Implant connection type | Internal | 15 | 0 | 100 | .451 |
| External | 26 | 2 | 92.3 | ||