In Vitro Comparative Evaluation of Different Types of Impression Trays and Impression Materials on the Accuracy of Open Tray Implant Impressions: A Pilot Study

Table 3

Descriptive mean analysis of test impression materials (µm).

Trays		Mean	SD
Custom
Self-cure	10	132	.04701
Light cure	10	118	.03171
Total	20	125	.03965
Stock trays
Metal	10	140	.04086
Plastic	10	131	.03488
Total	20	135	.03726