Table 3.

Calcium ion dissolution at day 1.

Varnish	Mean calcium ion concentration (mg/mL)	SD	Median	Range	Kruskal-Wallis	P value	Sig.
Control	185.3a	±0.5	185.0	185–186	86.81	<0.001⁎⁎	HS
NaF	50.6b	±0.3	50.6	50–51
CS-NPS	70.3c	±1.9	70.1	68–73.8
CSF-NPS	59.3d	±0.8	59.4	58–60.1
P	173.1e	±1.9	173.3	170–176
PF	84.5f	±1.0	84.4	83–86
M	112.0g	±5.9	110.0	105–62
MF	55.1d	±4.3	53.5	50.5–62
MFD	68.0h	±1.3	67.8	66.5–70

Kruskal-Wallis Test. Means with same superscript letters are not statistically significant at P ≤ 0.05.

^⁎⁎HS: Highly significant.