Biocompatibility and Surface Characteristics of Resin-Modified Glass Ionomer Cements with Ammonium Quaternary Compounds or Silver Nanoparticles: An In Vitro Study

Table 5

Mean Vickers microhardness and surface for GC Fuji ORTHO LC modifications.

Groups	VHN	Ra (μm)
GC Fuji ORTHO LC	54.48 ± 1.36	23.45 ± 2.31
GC Fuji ORTHO LC + hexadecyltrimethylammonium bromide 1%	50.76 ± 1.31	29.25 ± 1.43
GC Fuji ORTHO LC + hexadecyltrimethylammonium bromide 2%	45.40 ± 1.44	15.09 ± 2.08
GC Fuji ORTHO LC + benzalkonium chloride 1%	51.65 ± 1.27	21.25 ± 1.69
GC Fuji ORTHO LC + benzalkonium chloride 2%	44.48 ± 1.22	22.34 ± 1.68
GC Fuji ORTHO LC + cetylpyridinium chloride 1%	41.03 ± 1.71	29.32 ± 2.80
GC Fuji ORTHO LC + cetylpyridinium chloride 2%	36.10 ± 1.22	17.47 ± 1.37
GC Fuji ORTHO LC + silver nanoparticles 1%	50.20 ± 1.78	14.76 ± 1.14
GC Fuji ORTHO LC + silver nanoparticles 2%	33.45 ± 1.57	17.19 ± 0.95

SD: standard deviation; VHN: Vickers microhardness number; Ra: surface roughness. Statistically significant differences between GC Fuji ORTHO LC and the experimental group.