20 October 2025 : Laboratory Research
Comparison of Fracture Resistance Based on Ferrule Presence vs Material Type in Maxillary Central Incisor Endocrown Restorations
Serap Sasa ABCDEFG 1*, Köksal Beydemir AEG 2DOI: 10.12659/MSM.949592
Med Sci Monit 2025; 31:e949592
Table 1 Analysis of differences among material groups in fracture resistance values.
| Fracture resistance (N) | Mann-Whitney U test | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| n | Mean | Median | Min | Max | Sd | Mean rank | z | P | |
| E max | 20 | 449.74 | 448.78 | 133.279 | 842.946 | 162.26 | 18.6 | −1.028 | 0.304 |
| Celtra Duo | 20 | 507.11 | 489.40 | 289.753 | 890.186 | 154.71 | 22.4 | ||
| Total | 40 | 478.43 | 464.78 | 133.279 | 890.186 | 159.16 | |||






