Accuracy of Multiple Pour Cast from Various Elastomer Impression Methods

Table 3

The mean measurement values of stone dies, standard errors, and percentage of errors from master cast from Monophase impression technique.

Measurement	First pour (1 Hr)			Second pour (12 Hr)			Third pour (24 Hr)			Fourth pour (48 Hr)
	Mean	SD	%	Mean	SD	%	Mean	SD	%	Mean	SD	%
Upper dia-abutment1	10.06	0.08	0.70	10.09	0.07	1.00	10.13	0.07	1.20	10.10	0.05	−0.70	0.000
Lower dia-abutment1	15.71	0.08	0.51	15.76	0.07	0.63	15.80	0.07	0.83	15.78	0.07	0.70	0.002
Interabutment distance	15.12	0.05	1.27	15.15	0.06	1.47	15.15	0.05	1.47	15.13	0.03	0.73	0.074
Height abutment1	8.16	0.17	−0.48	8.14	0.07	−0.73	8.09	0.08	−1.34	8.12	0.11	−0.97	0.124