Table 4.
Significance (linear mixed models (LMMs), level of significance p < 0.05) was calculated for differences regarding the implant design, different covariables and treatments.
| Significance (p) | ||||
|---|---|---|---|---|
| Parameter | Options | Overall 1 | 1-Piece | 2-Piece |
| Implant design | 1-piece, 2-piece | 0.004 | - | - |
| Material | Y-TZP, ATZ | 0.002 | 0.001 | 0.282 |
| Manufacturing | Subtractive, injection-molded | 0.749 | 0.076 | 0.095 |
| Implant diameter | Range: 3.3–5.0 mm | 0.327 | 0.273 | 0.191 |
| Anatomical crown | Yes/No | <0.0001 | 0.080 | <0.0001 |
| Abutment preparation | Yes/No | - | <0.0001 | - |
| Connection type | Screw-retained, bonded | - | - | 0.584 |
| Thermal aging | TC, HT, none | 0.446 | 0.538 | 0.776 |
| Dynamic loading | Yes/No | 0.410 | 0.559 | 0.474 |
| Applied load [range: 50–500 N] | 0.050 | 0.181 | 0.202 | |
| Amount of cycles [range: 1–10 × 106] | 0.238 | 0.971 | <0.0001 | |
| Groups 1–6 [as indicated in 2.7] | 0.612 | 0.951 | 0.056 | |
| Angulation | Range: 30–45° | 0.215 | 0.671 | 0.003 |
| Crosshead speed | Range: 0.5–10 mm/s | 0.261 | 0.562 | <0.0001 |
1 1- and 2-piece implants pooled together, TC = thermal cycling, HT = high temperature.