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Bulletin of the National Research Centre

Table 1 The mean, standard deviation (SD) values of surface roughness of different tested groups

From: Evaluation of surface roughness and Vickers microhardness of various nano-herbal extracts on demineralized dentin and their bactericidal efficacy with 970-nm wavelength diode laser irradiation

Variables

Surface roughness

No laser irradiation (0)

Laser irradiation (1)

p value

Mean

SD

Mean

SD

Control (A)

93.92 aB

0.75

99.65 aA

0.29

< 0.001*

MI paste Plus (B)

70.39 eB

0.34

75.44 eA

1.66

0.007*

Clove (C)

82.20 dB

1.97

87.29 dA

0.71

0.014*

Turmeric (D)

87.28 cB

0.13

92.30 cA

0.35

< 0.001*

Garlic (E)

90.33 bB

0.19

95.69 bA

0.42

< 0.001*

p value

< 0.001*

< 0.001*

 
  1. Means with different small letters in the same column indicate significant difference, means with different capital letters in the same row indicate significant difference *; significant (p < 0.05)
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