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. 2016 Sep 27;9(3):201–208. doi: 10.5005/jp-journals-10005-1364

Table 3A: Comparison of mean surface roughness and standard deviation when composite resins subjected to Shofu polishing system

Subgroups       N       Mean       S.D.       Std. error       Min value       Max value     
IA       10       0.0799       0.005664       0.001792       0.0710       0.0892     
IB       10       0.1361       0.002148       0.0006791       0.1321       0.1395     
IC       10       0.1970       0.001606       0.0005079       0.1952       0.1995