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Table 4 Mean retentive forces (Mean) and standard deviations (SD) of the different storage groups (AS = artificial saliva; Water) expressed in Newtons. The values generated by pooling the material group values and the two storage times.

From: Use of zinc phosphate cement as a luting agent for Denzir™ copings: an in vitro study

Storage

Mean ± SD

N

Duncan Grouping

AS

1981.8 ± 886.4

18

A

WATER

1531.3 ± 597.3

18

A

  1. N = number of samples