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Table 3 Mean values of dimensional change in absolute value (%) at several elapsed times, and opacifier contents, independent of disinfectant.

From: Influence of opacifiers on dimensional stability and detail reproduction of maxillofacial silicone elastomer

  PERIODS
OPACIFIER Initial 60 days Aging (252 hrs) Aging (504 hrs) Aging (1008 hrs)
Colorless 0.011 Aa 0.048 Aab 0.056 Aab 0.076 Ab 0.076 Ab
Barium 0.019 Aa 0.049 Aab 0.076 Ab 0.097 Abc 0.116 Bbc
Titanium 0.016 Aab 0.044 Ab 0.064 Abc 0.096 Ac 0.133 Bcd
  1. Different uppercase letters in column denote statistically significant difference (P < .05).
  2. Different lowercase letters in lines denote statistically significant difference (P < .05).