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Table 2 Microhardness value of permanent dentin treated with different anti-caries agents, and results of One-way ANOVA analysis pre-and post-irradiation between-groups (−χ ± S, n = 7, MHV)

From: Effects of different anti-caries agents on microhardness and superficial microstructure of irradiated permanent dentin: an in vitro study

Groups

SMH0 (Kg/mm2)

SMH1 (Kg/mm2)

F 1

P 1

F 2

P 2

G1

65.36 ± 1.89

65.72 ± 2.40

0.06

1.00

17.90

0.00*

G2

65.42 ± 1.68

39.18 ± 6.35

G3

65.36 ± 3.22

46.92 ± 4.88

G4

64.90 ± 2.86

47.07 ± 6.39

G5

65.25 ± 1.52

53.84 ± 6.23

G6

65.13 ± 3.19

54.70 ± 4.42

G7

65.27 ± 1.98

56.00 ± 4.02

G8

65.88 ± 5.50

56.05 ± 3.69

  1. F1, P1: One-way ANOVA analysis in dentin SMH between 8 groups before irradiation. F2, P2: One-way ANOVA analysis in dentin SMH between 8 groups after irradiation. SMH surface microhardness. *means that there was significant difference in dentin SMH post-irradiation between 8 groups (P<0.05)