Table 4.
Maximum rate of cure (DC%/s) (mean ± SD) (expressed in percentages) for the 5 neat resins and their respective resin/ethanol mixtures (and time into exposure) when maximum rate of cure occurred
Ethanol % | R1 | R2 | R3 | R4 | R5 | |||||
---|---|---|---|---|---|---|---|---|---|---|
DC%/s | s | DC%/s | s | DC%/s | s | DC%/s | s | DC%/s | s | |
0 | 5.8±0.5A | 2.0±0.6a | 9.5±0.7A | 3.2±0.7a | 10.0±0.5A | 3.5±0.5a | 9.5±0.5A | 4.2±0.4a | 7.6±0.4A | 4.6±0.5a |
10 | 3.9±0.2B | 1.5±0.6a | 11.7±0.5B | 1.6±0.5b | 10.5±0.7A | 3.8±0.7a | 7.7±1.0B | 6.7±1.1b | 8.3±0.4A | 5.5±0.5a |
20 | 2.8±0.3C | 2.4±1.5a | 6.1±0.8C | 4.5±1.0c | 4.3±0.3B | 11.4±1.1b | 4.5±0.2C | 14.3±1.1c | 4.1±0.2B | 9.7±1.1b |
30 | 1.7±0.1D | 7.0±1.6b | 3.2±0.2D | 6.6±1.6d | 2.5±0.1C | 15.9±2.8c | 1.9±0.1D | 6.5±2.0b | 2.7±0.2C | 10.0±2.2b |
The DC%/s values are expressed as mean values ± standard deviations. Within a given resin, means followed by the same superscript letter indicate no difference (p<.05) among each resin.