Remineralization effect of three different agents on initial caries and erosive lesions: a micro-computed tomography and scanning electron microscopy analysis

Table 4 Surface areas (mm²); initial (A₁), after demineralization (A₂), and after remineralization (A₃)

	MD₁ Mean ± SD	MD₂ Mean ± SD	MD₃ Mean ± SD	Mean difference	**p	***p	***p
Group 1
Subgroup 1a	9.980 ± 0.540^a	11.705 ± 0.801^b	10.390 ± 0.594^c	1.32 ± 0.68	0.007	0.006	0.012
Subgroup 1b	10.328 ± 1.288^ab	11.408 ± 0.957^a	11.188 ± 0.876^b	0.22 ± 0.12	0.052	0.038	0.015
Subgroup 1c	10.005 ± 0.629^a	11.399 ± 0.532^b	11.174 ± 0.617^b	0.23 ± 0.19	0.001	0.012	0.059
*p	0.810	0.813	0.217	0.002
Group 2
Subgroup 2a	9.661 ± 0.636^a	11.260 ± 0.339^b	10.602 ± 0.817^ab	0.66 ± 0.61	0.002	0.003	0.074
Subgroup 2b	10.051 ± 0.718^a	11.258 ± 0.779^b	10.775 ± 0.933^c	0.48 ± 0.24	< 0.001	0.001	0.010
Subgroup 2c	9.833 ± 0.598^a	11.264 ± 0.440^b	11.103 ± 0.703^b	0.16 ± 0.38	< 0.001	0.000	0.394
*p	0.625	1.000	0.613	0.230
Group 3
Subgroup 3a	10.548 ± 1.179^a	10.884 ± 1.253^b	10.779 ± 1.279^ab	0.11 ± 0.07	0.002	0.010	0.032
Subgroup 3b	10.556 ± 1.377	11.024 ± 0.921	10.841 ± 1.033	0.18 ± 0.15	0.120	0.110	0.049
Subgroup 3c	9.615 ± 0.383^a	10.070 ± 0.610^b	9.973 ± 0.687^ab	0.10 ± 0.30	0.037	0.015	0.508
*p	0.376	0.298	0.404	0.754

*One-Way ANOVA, Post-Hoc Tukey; **Repeated Measures ANOVA, Post-Hoc Bonferroni; ***Paired Sample t-Test
p < 0.05 was considered statistically significant
a-c: Different letters indicate statistically significant differences in the same row according to Repeated Measures ANOVA, Post-Hoc Bonferroni test

ISSN: 1472-6831