Artificial Caries Resistance in Enamel after Topical Fluoride Treatment and 445 nm Laser Irradiation

Table 2

Descriptive statistics of lesion depth (μm) obtained in the polarized light microscopy test.

Groups	n	Mean	Std. deviation	Std. error	Minimum	Maximum
C	18	123.48^a	21.93	5.17	77.25	159.25
L	18	112.33^b	20.42	4.81	75.00	152.25
F	18	99.58^b,c,e	30.68	7.23	39.00	160.00
FL	18	89.03^d,e	30.38	7.27	19.25	135.25

RM-ANOVA with Bonferroni correction test results: means with the different letters are statistically different at .