The Effect of Prophylactic Polishing Pastes on Surface Roughness of Indirect Restorative Materials

Table 2

Mean surface roughness (𝑅_𝑎; μm), standard deviations (±sd), and statistical analysis of the control and prophylactic polishing paste (PPP) applied indirect restorative materials.

Indirect restorative materials	Control (C)	Detartrine (DT)	Topex (TP)
TES	0.036±0.004^A,a	0.232±0.019^b	0.248±0.032^b
GRD	0.049±0.007^B,c	0.207±0.035^d	0.213±0.039^d
EST	0.036±0.003^A,e	0.206±0.056^f	0.212±0.037^f
GE2	0.115±0.010^D,g	0.111±0.012^g	0.181±0.011^h
PE2	0.033±0.019^A,i	0.040±0.011^i	0.050±0.015^i
GEE	0.061±0.016^C,j	0.072±0.019^j	0.113±0.02^k
PEE	0.017±0.006^E,l	0.020±0.005^l	0.019±0.004^l

Different capital superscript letters in the control column indicated significant differences between the control groups, while different superscript letters in the same row showed significant differences between control and PPPs applied groups for the same material (𝑃<0.05).