Background information of hydroxyapatite orbital implantation (Bio-Eye)
| HA implantation | 133 |
| Peg placement | 100 |
| Type of surgery | |
| Enucleation | 68 |
| Evisceration | 22 |
| Secondary implant | 10 |
| Previous ocular surgery | |
| Yes | 67 |
| No | 33 |
| Prior radiotherapy | |
| Yes | 0 |
| No | 100 |
| Implant size used | |
| 16 mm | 2 |
| 18 mm | 14 |
| 20 mm | 84 |
| Type of peg used | |
| Original standard peg | 17 |
| Peg and sleeve | 83 |
| Average time to peg (months) | |
| Primary implantation | 9.8 (5∼32) |
| Secondary implantation | 11.0 (6∼26) |