Table 1.

This table shows the results of the present study according to: scanning technique, the operator and IOS. Data are expressed in micron and seconds.

Intraoral Scanner	Trueness (μm)	Precision (μm)	Time (s)
Scanning Technique 1 (Expert)
Dexis IS 3700	43.8 ± 5.8	71.0 ± 44.1	184.6 ± 23.0
iTero 5D	36.6 ± 13.6	97.9 ± 38.4	229.4 ± 26.4
Medit i700	24.4 ± 2.1 *	21.4 ± 12.9 *	143.6 ± 5.6
Omnicam	43.0 ± 5.8	26.9 ± 15.8 *	191.0 ± 20.7
Primescan	28.9 ± 7.0 *	43.1 ± 19.8	117.3 ± 19.0 *
Trios 4	53.8 ± 14.9	97.3 ± 41.8	142.1 ± 15.9
Scanning Technique 1 (Not Expert)
Dexis IS 3700	38.8 ± 8.6	74.0 ± 45.2	248.6 ± 5.7
iTero 5D	39.2 ± 18.3	60.9 ± 23.7	317.6 ± 76.5
Medit i700	35.6 ± 3.7 *	36.8 ± 23.2	228.2 ± 33.6
Omnicam	51.7 ± 5.9	25.2 ± 10.1 *	256.9 ± 22.4
Primescan	33.5 ± 5.8 *	31.3 ± 14.7 *	201.0 ± 7.1
Trios 4	58.6 ± 20.4	101.8 ± 53.6	163.8 ± 30.0 *
Cut-Out Re-scan Technique
Dexis IS 3700	51.4 ± 6.6	109.2 ± 61.5	267.7 ± 21.4
iTero 5D	31.9 ± 3.8	55.3 ± 22.1	332.6 ± 25.1
Medit i700	23.2 ± 3.0 *	22.4 ± 13.9 *	208.2 ± 7.7
Omnicam	49.40 ± 2.9	33.5 ± 17.7	276.9 ± 21.3
Primescan	28.3 ± 4.2 *	33.9 ± 18.4	170.1 ± 19.4 *
Trios 4	48.1 ± 13.9	85.3 ± 55.9	206.1 ± 13.8
Scanning Technique 2
Dexis IS 3700	32.4 ± 4.2	57.0 ± 31.9	181.2 ± 16.9
iTero 5D	30.1 ± 3.4	66.2 ± 22.8	204.5 ± 15.1
Medit i700	23.0 ± 1.6 *	30.0 ± 18.0 *	147.7 ± 32.3
Omnicam	49.1 ± 7.3	40.3 ± 16.9	125.2 ± 11.9 *
Primescan	25.9 ± 4.3 *	38.0 ± 16.1	163.9 ± 27.2
Trios 4	42.2 ± 17.0	83.5 ± 46.8	148.1 ± 12.8
Scanning Technique 3
Dexis IS 3700	47.8 ± 10.7	59.0 ± 33.8	170.5 ± 21.2
iTero 5D	43.6 ± 8.6	78.3 ± 33.3	211.9 ± 24.4
Medit i700	24.0 ± 2.7 *	26.6 ± 18.6 *	127.6 ± 7.2 *
Omnicam	42.0 ± 4.9	31.5 ± 14.1	154.1 ± 33.5
Primescan	25.7 ± 4.4 *	26.8 ± 13.7 *	142.6 ± 37.0
Trios 4	39.7 ± 6.6	61.4 ± 28.9	144.5 ± 14.0

* p < 0.05.