Influence of Dentin Priming with Tannin-Rich Plant Extracts on the Longevity of Bonded Composite Restorations

Table 5

Means (standard deviation) of modulus of elasticity (in MPa) of demineralized dentin as a function of the treatment.

Experimental groups	Initial modulus (MPa)	Elastic modulus variation after dentin biomodification (%)	Elastic modulus variation after biodegradation in artificial saliva (%)
CTL	2.04^A (0.95)	−27.5^B (32.2)	−40.7^B (25.5)
CHX	2.81^A (1.12)	−49.4^B (29.4)	−37.1^B (47.5)
MTZ	3.15^A (2.22)	−34.7^B (47.8)	−50.0^B (44.3)
CTC	2.14^A (0.96)	−2.2^B (51.0)	−28.1^B (31.3)
GUA	2.39^A (1.52)	−21.4^B (29.7)	−28.7^B (32.3)
GCH	2.45^A (1.36)	−3.9^B (41.1)	6.8^A (32.3)
TNA	2.41^A (1.38)	70.8^A (87.9)	27.6^A (72.1)

Different capital letters (A and B) for comparisons between lines indicate significant difference (). N = 15.