Table 1.

Intergroup comparisons of marginal gap (in µm) of the 3D printed (P) and milled (M) groups

Point	Marginal gap in µm (Mean ± SD)		t-value	p-value
	Group M	Group P
Average	60 ± 20	80 ± 30	3.59	< 0.001*

^*significant (p < 0.05)