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Table 4 Description and comparison of surface roughness (R a ) values according to the polishing systems used

From: Effects of different polishing systems on the surface roughness and microhardness of a silorane-based composite

Groups

Ra(μm)

Min

Max

( s)

p

G1 (control)

0.11

0.51

0.25 (0.14)b

0.01

G2 (felt disc + paste)

0.11

0.66

0.42 (0.20)a

G3 (sandpaper discs)

0.11

0.29

0.19 (0.05)b

G4 (silicone tips)

0.21

0.71

0.43 (0.16)a

 
  1. Note: Different letters indicate statistically different means (p <0.05).