Table 1.: Dimensional changes (mm) and P values of ARPs in different environments.

Environment Time Apical Coronal Corono-apical
Diameter P value Diameter P value Diameter P value
Air Basic 1.62 ± 0.16 - 2.22 ± 0.17 - 11.26 ± 0.54 -
1 1.60 ± 0.17 <0.001 2.21 ± 0.18 0.009 11.25 ± 0.53 0.003
2 1.58 ± 0.16 <0.001 2.20 ± 0.22 0.004 11.23 ± 0.49 <0.001
4 1.56 ± 0.15 <0.001 2.18 ± 0.22 <0.001 11.17 ± 0.56 0.007
8 1.56 ± 0.16 <0.001 2.16 ± 0.23 <0.001 11.15 ± 0.53 0.025
24 1.55 ± 0.15 <0.001 2.16 ± 0.23 <0.001 11.14 ± 0.53 0.019
48 1.55 ± 0.15 <0.001 2.15 ± 0.23 <0.001 11.14 ± 0.53 0.019
NaOCl Basic 1.42 ± 0.12 - 1.99 ± 0.11 - 10.92 ± 0.93 -
1 1.50 ± 0.10 <0.001 2.00 ± 0.16 0.12 11.00 ± 0.91 0.020
2 1.54 ± 0.12 <0.001 2.00 ± 0.15 0.007 11.08 ± 0.91 0.042
4 1.60 ± 0.11 <0.001 2.06 ± 0.14 <0.001 11.12 ± 0.91 0.016
8 1.66 ± 0.09 <0.001 2.13 ± 0.13 <0.001 11.15 ± 0.90 0.012
24 1.68 ± 0.09 <0.001 2.14 ± 0.13 <0.001 11.16 ± 0.90 0.010
48 1.68 ± 0.09 <0.001 2.15 ± 0.13 <0.001 11.16 ± 0.89 0.006
Water Basic 1.43 ± 0.11 - 1.93 ± 0.23 - 12.50 ± 1.22 -
1 1.42 ± 0.13 0.018 1.92 ± 0.24 0.010 12.49 ± 1.21 0.01
2 1.41 ± 0.13 <0.001 1.91 ± 0.24 <0.001 12.48 ± 1.22 0.002
4 1.40 ± 0.13 <0.001 1.89 ± 0.24 <0.001 12.43 ± 1.20 <0.001
8 1.40 ± 0.16 <0.001 1.87 ± 0.24 <0.001 12.41 ± 1.19 <0.001
24 1.40 ± 0.16 <0.001 1.87 ± 0.24 <0.001 12.40 ± 1.19 <0.001
48 1.39 ± 0.16 <0.001 1.86 ± 0.24 <0.001 12.40 ± 1.19 <0.001

Back to Article