Research Article
Development of Novel Antimicrobial Dental Composite Resin with Nano Cerium Oxide Fillers
Table 3
Comparison of microbial count (CFU/ml) between the experimental group and control group for Streptococcus mitis.
| Microbial count (CFU/ml) | Groups | n | Mean +SD | Mean difference | Unpaired t value | df | P value |
| Initial | Dental composite resin with CeO2 nanoparticles | 5 | 2145.00 + 7.90 | 0.000 | 0.000 | 8 | 1.000 | Control | 5 | 2145.00 + 7.90 |
| Final | Dental composite resin with CeO2 nanoparticles | 5 | 12.00 + 1.58 | −2182.20 | −598.60 | 8 | 0.000 | Control | 5 | 2140.20 + 7.79 |
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Statistically significant . |