Table 1 Intergroup comparisons of marginal gap (in µm) of the 3D printed (P) and milled (M) groups
From: Marginal gap and internal fit of 3D printed versus milled monolithic zirconia crowns
Point | Marginal gap in µm (Mean ± SD) | t-value | p-value | |
|---|---|---|---|---|
Group M | Group P | |||
Average | 60 ± 20 | 80 ± 30 | 3.59 | < 0.001* |