Mean ± SD (µm) of internal fit for each tested group

GroupMeasurement area
OcclusalMarginalAxial
Siraya Tech Cast25.27 ± 1.88125.27 ± 9.6248.98 ± 6.26
FotoDent® Cast27.87 ± 3.65116.19 ± 10.9677.10 ± 23.39
Form 3 Castable Wax Resin21.07 ± 1.98104.23 ± 10.0837.98 ± 4.46