Evaluation of One- and Two-Step Impression Techniques and Vertical Marginal Misfit in Fixed Prothesis

Table 1

The independent t-test results of the vertical marginal misfit comparing each surface between one-step and two-step techniques.

Group	Mean (μm)	Std. deviation	value
Mesial of 2^nd premolar, one-step technique	137.8125	32.3716	0.001
Mesial of 2^nd premolar, two-step technique	93.57	18.427
Buccal of 2^nd premolar, one-step technique	123.845	19.141	0.001
Buccal of 2^nd premolar, two-step technique	96.005	17.597
Lingual of 2^nd premolar, one-step technique	141.468	44.571	0.019
Lingual of 2^nd premolar, two-step technique	102.394	29.929
Buccal of 2^nd molar, one-step technique	123.035	13.274	0.003
Buccal of 2^nd molar, two-step technique	101.57	18.268
Distal of 2^nd molar, one-step technique	119.945	24.768	0.0167
Distal of 2^nd molar, two-step technique	98.967	13.233
Lingual of 2^nd molar, one-step technique	112.16	22.505	0.009
Lingual of 2^nd molar, two-step technique	82.436	28.526