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Table 6 Comparison of the steps of indirect CAD/CAM method on arch distances

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

 95%CIp
Inside
 Impression vs Mastercast0.109, 0.141< 0.001
 Mastercast vs Sectioned cast− 0.186, − 0.13< 0.001
 Sectioned cast vs Laboratory scanner− 0.083, − 0.038< 0.001
 Impression vs Laboratory scanner− 0.118, − 0.069< 0.001
Outside
 Impression vs Mastercast0.103, 0.159< 0.001
 Mastercast vs Sectioned cast−0.161, − 0.128< 0.001
 Sectioned cast vs Laboratory scanner−0.075, − 0.02< 0.001
 Impression vs Laboratory scanner− 0.094, − 0.027< 0.001
Left side
 Impression vs Mastercast0.162, 0.312< 0.001
 Mastercast vs Sectioned cast−0.291, − 0.195< 0.001
 Sectioned cast vs Laboratory scanner−0.173, − 0.071< 0.001
 Impression vs Laboratory scanner− 0.208, − 0.0470.002