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Table 1 Mean values and standard deviations (SD; ±) of the inhibition zones in centimeters of the three investigated strains: E. faecalis 20376, A. naeslundii A65 and P. micra 20468 in different concentrations of the solutions

From: Antibacterial effect of silver diamine fluoride and potassium iodide against E. faecalis, A. naeslundii and P. micra

Solution/concentration

E. faecalis

SD {±)

A. naeslundii

SD {±)

P. micra

SD {±)

SDF/38%

1.23

0.10

1.68

0.11

7.52

0.89

SDF/19%

0.88

0.08

1.42

0.13

5.48

0.23

SDF/9.5%

0.73

0.09

1.09

0.05

4.57

0.28

SDF/3.8%

N/A

N/A

0.95

0.15

3.48

0.31

PI/undiluted

0.0

0.0

0.0

0.0

0.90

0.45

SDF/38% + PI/undiluted

0.95

0.11

1.29

0.15

5.49

0.28

SDF/19% + PI/undiluted

0.84

0.12

1.46

0.17

4.34

0.30

SDF/9.5% + PI/undiluted

0.93

0.17

1.50

0.09

3.55

0.18

SDF/3.8% + PI/undiluted

N/A

N/A

1.50

0.10

3.25

0.18

  1. The differences in size were statistically significant for all three bacterial strains (p < 0.05). Riva Star is delivered with a 38% SDF concentration
  2. SDF silver diamine fluoride, PI potassium iodide, SD standard deviation, M median, Max maxima, Min minima; n = 6