Effectiveness of fluoride-containing toothpastes associated with different technologies to remineralize enamel after pH cycling: an in vitro study

Table 2 Mean values (standard deviation) of surface hardness analysis according to the different treatments

Product	SH₀	SH₁	SH₂
NC	373.5 (9.4)^a,A	31.9 (5.4)^b,B	38.1 (3.7)^c,A
PC	376.6 (15.6)^a,A	31.5(4.0)^b,B	96.5 (11.9)^c,B
RDC	384.4 (14.3)^a,A	32.8 (4.4)^b,B	112.5 (27.3)^c,B
RES	382.2 (16.5)^a,A	31.4 (2.6)^b,B	89.5 (11.7)^c,B
SRP	377.0 (13.8)^a,A	32.6 (4.1)^b,B	81.8 (4.3)^c,B

Means followed by distinct letters, lower case for rows, upper cases for columns: significant, p < 0.05
SH₀, surface hardness (baseline); SH₁, post-demineralization surface hardness; SH₂, surface hardness after pH cycling; NC, fluoride-free toothpaste colgate; PC, Colgate total 12; RDC, regenerador + sensitive; RES, regenerate enamel science; SRP, sensodyne repair an protect

ISSN: 1472-6831