Trueness of CAD/CAM digitization with a desktop scanner – an in vitro study

BMC Oral Health

Table 1 MB and BP distance (mm) changes observed by following the indirect CAD/CAM steps

	Q1	Median	Q3	IQR
14BP
Impression	− 0.115	− 0.064	− 0.026	0.089
Mastercast	− 0.092	− 0.075	− 0.058	0.034
Sectioned cast	− 0.095	− 0.086	− 0.069	0.026
Laboratory scanner	− 0.058	− 0.027	− 0.012	0.046
14MD
Impression	−0.118	− 0.099	− 0.061	0.057
Mastercast	−0.124	− 0.107	− 0.085	0.039
Sectioned cast	−0.168	− 0.125	− 0.086	0.082
Laboratory scanner	−0.095	− 0.069	− 0.055	0.040
21BP
Impression	0.026	0.157	0.899	0.873
Mastercast	−0.107	− 0.012	0.004	0.112
Sectioned cast	−0.082	− 0.002	0.032	0.114
Laboratory scanner	0.031	0.083	0.116	0.085
21MD
Impression	−0.049	−0.025	0.039	0.089
Mastercast	−0.002	0.033	0.049	0.051
Sectioned cast	−0.012	0.055	0.067	0.079
Laboratory scanner	−0.048	0.001	0.055	0.103
24BP
Impression	−0.082	− 0.047	−0.019	0.063
Mastercast	−0.041	−0.023	− 0.004	0.036
Sectioned cast	−0.046	−0.034	− 0.019	0.027
Laboratory scanner	0.021	0.033	0.043	0.022
24MD
Impression	−1.317	−0.108	−0.065	1.253
Mastercast	−0.063	−0.044	− 0.032	0.031
Sectioned cast	−0.217	− 0.066	− 0.035	0.183
Laboratory scanner	−0.466	− 0.173	− 0.056	0.410
27BP
Impression	−0.033	−0.009	0.002	0.035
Mastercast	−0.094	− 0.073	− 0.039	0.055
Sectioned cast	− 0.084	− 0.055	− 0.049	0.034
Laboratory scanner	−0.004	0.005	0.015	0.019
27MD
Impression	−0.072	− 0.042	− 0.004	0.068
Mastercast	−0.058	−0.037	− 0.021	0.038
Sectioned cast	−0.058	− 0.041	− 0.028	0.030
Laboratory scanner	−0.031	− 0.019	0.002	0.033

ISSN: 1472-6831