Table 5. Decay kinetics parameters for commercial resins using a bi-exponential model.
| Commercial composites | 1st compartment T1/2 (h) + CI 95% | 2nd compartment T1/2 (h) + CI 95% |
| Synergy D6 | 1.0 (0.8–1.6) | 171 (159–186) |
| N'Durance | 1.2 (1.0–1.7) | 51 (47–57) |
| TPH3 | 1.5 (0.8–13.0) | 332 (302–368) |
| Herculite Ultra | 7.1 (3.9–41.7) | 80 (71–93) |
| Simile | 10 (6–47) | 239 (210–277) |
| Esthet-X HD | 10(6–52) | 210 (186–241) |
| Ice | 12 (8–27) | 261 (237–291) |
| Artiste Nano | 14 (10–25) | 257 (228–293) |
| Ceram-X | 27 (19–45) | 273 (241–315) |
| Clearfil Majesty Esthetic | 27 (19–47) | 355 (312–411) |
| IPS Empress Direct | 40 (32–54) | 350 (234–692) |
| Filtek Supreme Ultra | 43 (38–50) | 640 (544–779) |
| Venus Diamond | 74 (63–89) | 1345 (1102–1727) |
| GrandioSo | 80 (69–96) | 1199 (800–2387) |
| GC Kalore | 94 (64–184) | ns |
| Clearfil AP-X | 95 (71–143) | 1382 (1253–1542) |
| Tetric EvoCeram | 134 (76–602) | ns |
| Amaris | 187 (130–331) | ns |
| Gradia Direct X | 218 (142–473) | 4601 (168–∞) |
Half-lives are in hours with confidence interval at 95%. Ns: non significant.
Regression was performed on 5 samples.