Table 2.
Comparative evaluation of stress generation around the post between polyether ether ketone and Metal Richmond crown in which P value derived from independent t-test
| Group | Mean±SD | t | P |
|---|---|---|---|
| PEEK (around post) | 2.813±0.166 | 20.28 | 0.030* |
| Metal (around post) | 16.113±1.123 | ||
| PEEK (around trabecular bone) | 0.570±0.010 | 68.068 | 0.001* |
| Metal (around trabecular bone) | 1.004±0.004 | ||
| PEEK (around cortical bone) | 3.526±0.661 | 3.408 | 0.027* |
| Metal (around cortical bone) | 5.887±1.001 |
*Statistically significant. PEEK: Polyether ether ketone, SD: Standard deviation