Power Setting Levels
Sodium Bicarbonate Group (n = 15) Glycine Group (n = 12) Erythritol Group (n = 14)
p*
Enamel (medium power) 0.026 ± 0.00 0.02 (0.02-0.03) 0.019 ± 0.00 0.02 (0.02-0.03) 0.023 ± 0.01 0.02 (0.01-0.04)
0.011
Enamel (maximum power) 0.05 ± 0.01 0.05 (0.03-0.08) 0.03 ± 0.01 0.03 (0.01-0.04) 0.04 ± 0.01 0.03 (0.01-0.05)
0.008
p** 0.001 0.002 0.001
Exposed root surface (medium power) 0.026 ± 0.01 0.03 (0.01-0.04) 0.021 ± 0.01 0.02 (0.01-0.04) 0.017 ± 0.01 0.02 (0.01-0.04)
0.007
Exposed root surface (maximum power) 0.09±0.12 0.06 (0.03-0.51) 0.08±0.13 0.05 (0.03-0.5) 0.05±0.02 0.05 (0.02-0.08)
0.006
p** 0.001 0.002 0.001