Studying the Optical 3D Accuracy of Intraoral Scans: An In Vitro Study

Table 2

Descriptive statistics of measurements of various groups in the X-axis.

Measurements	Groups	Mean	SD	95% CI for mean		Min	Max
				Lower bound	Upper bound
X1	Control	1.938	0.039	1.888	1.987	1.90	2.00
	Trios 3A	1.876	0.032	1.836	1.916	1.85	1.93
	Trios 3B	1.886	0.036	1.841	1.931	1.84	1.94
	Dental Wings	1.876	0.057	1.805	1.946	1.83	1.96
	Control	9.938	0.022	9.911	9.964	9.90	9.95
X2	Trios 3A	9.864	0.027	9.835	9.892	9.84	9.90
	Trios 3B	9.968	0.028	9.933	10.002	9.92	9.99
	Dental Wings	9.866	0.071	9.778	9.954	9.79	9.97
	Control	29.852	0.06	29.77	29.926	29.78	29.93
X3	Trios 3A	29.734	0.022	29.706	29.761	29.70	29.76
	Trios 3B	29.914	0.033	29.872	29.955	29.87	29.95
	Dental Wings	29.806	0.172	29.592	30.019	29.60	30.03
	Control	39.910	0.054	39.842	39.978	39.82	39.96
X4	Trios 3A	39.716	0.011	39.702	39.73	39.70	39.73
	Trios 3B	39.698	0.248	39.389	40.007	39.39	39.93
	Dental Wings	40.112	0.177	39.892	40.332	39.88	40.28
	Control	50.03	0.035	49.986	50.074	49.98	50.07
X5	Trios 3A	49.86	0.118	49.713	50.006	49.75	50.02
	Trios 3B	50.21	0.136	50.04	50.379	49.98	50.31
	Dental Wings	50.832	0.423	50.306	51.357	50.43	51.55
	Caliper	60.616	0.052	60.552	60.68	60.54	60.67
	Control	60.068	0.271	59.732	60.404	59.66	60.42
X6	Trios 3A	60.368	0.514	59.728	61.007	59.77	60.83
	Dental Wings	61.952	0.374	61.487	62.417	61.55	62.41

SD = standard deviation; CI = confidence interval for mean; min = minimum; max = maximum.