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Table 3 Mean ±  standard deviations for the effect of radiation on DC%

From: The effect of radiation exposure and storage time on the degree of conversion and flexural strength of different resin composites

   No-exposure Exposure
Grandio 24-h 74.0 ± 0.4 74.4 ± 0.4
3-m 75.3 ± 0.4 76.2 ± 0.4
6-m 76.2 ± 1.7 77.5 ± 0.4
Z 250 XT 24-h 74.8 ± 1.1 75.1 ± 1.0
3-m 77.3 ± 1.2 78.1 ± 1.1
6-m 77.7 ± 1.2 78.5 ± 0.4
Herculite XRV Ultra 24-h 77.8 ± 0.1 78.3 ± 1.7
3-m 80.0 ± 0.9 81.8 ± 0.2
6-m 82.2 ± 1.1 83.0 ± 1.0
Total radiation   77.2 ± 2.7A 78.1 ± 2.8A
  1. Means with same superscript capital letters for the total radiation are not statistically significant at P = 0.05