Table 1.
Various observations made for the metal acrylic, metal-ceramic type of implant prosthesis
| Parameter | Findings | P | |
|---|---|---|---|
|
| |||
| MA | MC | ||
| Gender (male: female) | 1:2 | 1:2 | NS |
| Mean age | 62±9.8 | 62±8.6 | NS |
| Mean follow-up (months) | 57±2.5 | 53±2.5 | NS |
| Survival rate (1-10 years) (%) | 89 | 72 | NS |
| Mean | 5.2 | 5.1 | |
| With complications (%) | 85 | 89 | NS |
| Complication free (%) | 15 | 11 | NS |
| Failed | 5 | 6 | NS |
| Minor complications | |||
| Minor wear of the prosthetic material | 14 | 13 | |
| Minor chipping of veneering material | 20 | 18 | 0.001 |
| Loss of access hole material | 16 | 14 | 0.02 |
| Fracture of prosthetic material | 6 | 5 | |
| Screw loosening | 18 | 16 | |
| Wear of prosthetic screw | 12 | 10 | |
| Decementation | 4 | 3 | |
| Major complications | 21 | 20 | |
| Major wear of prosthetic material | 15 | 14 | |
| Major chipping of veneering material | 6 | 4 | |
| Framework fracture | 40 | 31 | 0.001 |
| Abutment fracture | 3 | 1 | |
| Patient satisfaction (%) | 64 | 78 | NS |
NS: Not significant, MA: Metal acrylic, MC: Metal ceramic