Phosphate Ion Release and Alkalizing Potential of Three Bioactive Dental Materials in Comparison with Composite Resin

Table 3

Mean values of pH after 60 minutes of acidification of the sample environments (pH = 4.00 ± 0.01) in which the stored restorative materials (24 hours, 48 hours, and 6 months) were placed.

Materials	24 hours’ stored samples	-value	48 hours’ stored samples	-value	6 months’ stored samples	-value
Activa BioActive	+4.28 ± 0.04 a	0.0001	+4.24 ± 0.02 a	0.0001	+4.53 ± 0.03 b	0.0001
Cention N	+4.39 ± 0.04 a		+4.29 ± 0.01 ac		+4.53 ± 0.04 b
RMGI	+4.46 ± 0.04 a		+4.31 ± 0.04 ac		+4.66 ± 0.04 c
Z250	+4.04 ± 0.01 d		+4.02 ± 0.00 d		+4.04 ± 0.00 d

Two-way ANOVA. Similar lowercase letters show no difference according to Tukey’s HSD test ().