Computerized Casts for Orthodontic Purpose Using Powder-Free Intraoral Scanners: Accuracy, Execution Time, and Patient Feedback

Table 2

Descriptive statistics of timing (minutes : seconds) related to conventional and digital impression methods.

Times	Group	Impression method	Mean	St Dev	Min	Median	Max	Significance
Total time	(1)	Conventional	22:06	00:15	21:45	22:03	22:35
	(2)	Digital	05:49	00:20	05:15	05:54	06:14
Chairside time	(1)	Conventional	07:32	00:10	07:10	07:32	07:50
	(2)	Digital	05:49	00:20	05:15	05:54	06:14
Processing time	(1)	Conventional	14:34	00:14	14:15	14:29	15:02
	(2)	Digital	00:14	00:01	00:13	00:15	00:17