Synthesis of a Calcium Silicate Cement Containing a Calcinated Strontium Silicate Phase

Table 3

Comparison of Sr, Ca, and Si ion release (ppm) in different groups.

Ion release (mean ± std. deviation)		CSC	CSC/10Sr	CSC/20Sr	CSC/30Sr
Ca	Day 1	311.67 ± 2.52^a	272.67 ± 6.43^b	253.67 ± 2.52^b	230.00 ± 2.64^c
	Day 7	505.00 ± 5.58^d	416.67 ± 4.04^e	327.33 ± 2.87^f	321.00 ± 3.00^g
Si	Day 1	7.77 ± 0.22^a	4.41 ± 0.12^b	4.14 ± 0.12^b	2.88 ± 0.08^c
	Day 7	21.05 ± 0.60^d	19.36 ± 0.57^e	13.09 ± 0.37^f	8.66 ± 0.27^g
Sr	Day 1	—	205.00 ± 3.60^a	354.67 ± 5.13^b	434.33 ± 6.03^c
	Day 7	—	366.67 ± 5.51^d	555.33 ± 8.50^e	738.00 ± 9.54^f

Different letters indicate presence of a significant difference. Pairwise comparisons were conducted independently for each ion.