Table 2.

Comparison of accuracy and precision between the three types of scanners.

	A and B		A and C		B and C
	Accuracy	Precision	Accuracy	Precision	Accuracy	Precision
Group 1	+	+	+	+	+	+
Group 2	+	–	+	+	+	+
Group 3	+	–	+	+	+	+
Group 4	+	+	+	+	–	–
Group 5	–	–	+	+	+	+
Group 6	+	+	+	+	–	+

A:TRIOS; B: iTero; C: Omnicam.