Skip to main content

Advertisement

Table 1 Statistics for the five roughness parameters tested

From: An in vitro study on the effect of an oscillating stripping method on enamel roughness

  Median value 25th percentile 75th percentile Range Max Min T statistics p value
ΔSa (μm) 0.453 0.075 0.710 2.940 2.000 −0.940 756 <0.001
ΔSz (μm) 3.870 0.340 5.500 17.720 11.320 −6.400 420 <0.001
ΔSdr (%) 1.514 −0.155 2.640 11.770 8.200 −3.500 708 0.014
ΔSci 0.110 −0.145 0.325 2.030 1.450 −0.580 648 0.219
ΔSvi 0.040 0.08 0.060 0.130 0.100 −0.030 768 <0.001