Table 1 Comparison of compression stiffness, flexural stiffness and torsional rigidity in the different models (mean ± SD)
Group | Compression test (N/mm) | Three-point bending test (N/mm) | Torsion test (Nm/°) |
|---|---|---|---|
IT-44 | 252.53 ± 2.61 | 92.78 ± 1.24 | 0.34 ± 0.01 |
ET-44 | 34.03 ± 1.22 | 85.72 ± 3.24 | 0.24 ± 0.01 |
CEF-22 | 125.51 ± 6.94 | 375.79 ± 4.91 | 0.51 ± 0.10 |
EF-44 | 78.42 ± 1.51 | 202.36 ± 17.02 | 0.48 ± 0.02 |
EF-33 | 56.91 ± 1.09 | 135.18 ± 11.21 | 0.46 ± 0.02 |
EF-22 | 40.00 ± 0.40 | 122.72 ± 7.84 | 0.39 ± 0.04 |
F | 3409.96 | 625.23 | 23.60 |
P | = 0.00 < 0.01 | = 0.00 < 0.01 | = 0.00 < 0.01 |