Dalkiz, Arslan, Tuncdemir, Bilgin, Aykul sented at Table 2. Mean, standard deviation and data (mm) obtained from linear measurements of P values of data (mm) obtained from 5 marked distances between 4 references points in shallow regions in frontal sections of test specimens 24 palatal vault shape groups 24 h after polymeriza- h after polymerization and after 30 days of water tion and after 30 days of water storage are pre- storage are presented at Table 3. Mean, standard sented at Table 6. deviation and P values of data (mm) obtained from According to data of statistical analyses, the re- linear measurements of distances between 4 ref- sults of the present study are as follows. erences points (A,B,C, and D) in medium palatal Not any significant distance difference was vault shape groups 24 h after polymerization and found at acrylic resin/stone cast interfaces mea- after 30 days of water storage are presented at sured at 7 marked regions in sagittal sections, 24 Table 4. hours after polymerization and after 30 days of Mean, standard deviation and P values of data water storage, in any of the experimental groups (mm) obtained from linear measurements of dis- (P>.05) (Table 2). tances between 4 references points in deep palatal Not any significant linear dimensional differ- vault shape groups 24 h after polymerization and ence was found in acrylic resin/stone cast inter- after 30 days of water storage are presented at facial distances measured at 5 marked regions in Table 5. Mean, standard deviation and P values of frontal sections, 24 hours after polymerization and Table 3. Mean, standard deviation and P values of linear measurement data (mm) obtained from resin/stone cast interfaces in 5 marked regions in frontal sections of test speci- mens, 24 h after polymerization and after 30 days of water storage (P<.05). Frontal sections Time of linear Region measurement NOF WOF ROF Groups Mean St. Dev. P Groups Mean St. Dev. P Groups Mean St. Dev. P 1 2 3 4 5 24 h (a.p.) 30 days (w.s.) 24 h (a.p.) 30 days (w.s.) 24 h (a.p.) 30 days (w.s.) 24 h (a.p.) 30 days (w.s.) 24 h (a.p.) 30 days (w.s.) U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED 0.139 0.149 0.123 0.093 0.114 0.100 0.092 0.070 0.082 0.062 0.062 0.077 0.032 0.016 0.015 0.013 0.011 0.008 0.010 0.016 0.012 0.008 0.013 0.006 0.027 0.035 0.027 0.020 0.034 0.015 0.072 0.067 >0.05 0.060 0.060 0.080 >0.05 0.70 0.079 0.034 >0.05 0.056 0.051 0.049 >0.05 0.049 0.054 0.014 >0.05 0.023 0.027 0.013 >0.05 0.014 0.021 0.021 >0.05 0.016 0.012 0.015 >0.05 0.012 0.025 0.019 >0.05 0.020 0.017 0.021 >0.05 0.015 U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED 0.051 0.060 0.070 0.049 0.032 0.060 0.039 0.020 0.030 0.026 0.010 0.010 0.023 0.008 0.008 0.006 0.05 0.007 0.013 0.012 0.010 0.009 0.005 0.005 0.029 0.022 0.020 0.029 0.012 0.010 75 0.067 0.030 >0.05 0.60 0.052 0.025 >0.05 0.050 0.052 0.020 >0.05 0.040 0.040 0.014 >0.05 0.020 0.029 0.014 >0.05 0.010 0.011 0.011 >0.05 0.010 0.021 0.014 >0.05 0.020 0.014 0.008 >0.05 0.010 0.023 0.022 >0.05 0.020 0.020 0.014 >0.05 0.010 U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED U V ROUNDED 0.126 0.104 0.114 0.100 0.098 0.060 0.060 0.065 0.060 0.030 0.058 0.060 0.008 0.015 0.020 0.010 0.006 0.010 0.030 0.022 0.010 0.008 0.008 0.005 0.030 0.047 0.020 0.020 0.040 0.010 0.146 0.067 >0.05 0.101 0.070 0.072 >0.05 0.060 0.060 0.049 >0.05 0.060 0.040 0.052 >0.05 0.050 0.010 0.023 >0.05 0.030 0.020 0.012 >0.05 0.020 0.080 0.026 >0.05 0.020 0.010 0.012 >0.05 0.008 0.020 0.035 >0.05 0.020 0.020 0.062 >0.05 0.009 January 2012 - Vol.6 European Journal of Dentistry