Table 4.
OP300 system, posterior region: tomographic measurements in millimeters, and difference between the measured and the physical values in percentage, according to materials and MAR condition
| Materials and axes | Physical measurements in mm | Without MAR | With MAR | ||
|---|---|---|---|---|---|
| Tomographic measurement in mm | Relative difference in % | Tomographic measurement in mm | Relative difference in % | ||
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | ||
| Amalgam | |||||
| Y-axis | 5.50 | 6.41 (0.32) | 16.52 (5.81) A | 6.36 (0.25) | 15.60 (4.63) A |
| Z-axis | 5.35 | 6.10 (0.22) | 14.02 (4.09) A | 6.47 (0.28) | 20.89 (5.20) B |
| X-axis | 5.35 | 6.15 (0.18) | 14.86 (3.45) A | 6.38 (0.17) | 17.49 (3.32) AB |
| Co-Cr | |||||
| Y-axis | 5.50 | 6.38 (0.25) | 16.08 (4.53) B | 6.29 (0.20) | 14.32 (3.66) A |
| Z-axis | 5.40 | 6.13 (0.16) | 13.46 (2.88) AB | 6.56 (0.17) | 21.47 (3.19) C |
| X-axis | 5.40 | 6.08 (0.14) | 12.50 (2.60) A | 6.43 (0.15) | 18.01 (3.56) B |
| Gutta-percha | |||||
| Y-axis | 5.51 | 6.24 (0.10) | 13.23 (2.16) B | 5.98 (0.22) | 8.56 (3.14) A |
| Z-axis | 5.48 | 6.18 (0.12) | 12.70 (2.22) B | 6.36 (0.19) | 15.94 (3.57) B |
| X-axis | 5.48 | 6.01 (0.08) | 9.65 (1.52) A | 6.25 (0.11) | 13.74 (2.40) B |
| Titanium | |||||
| Y-axis | 5.50 | 6.20 (0.09) | 12.74 (1.68) B | 6.05 (0.15) | 10.08 (2.81) A |
| Z-axis | 5.50 | 6.13 (0.13) | 11.52 (2.39) AB | 6.51 (0.21) | 18.39 (3.87) C |
| X-axis | 5.50 | 6.10 (0.10) | 10.89 (1.83) A | 6.26 (0.07) | 13.73 (1.33) B |
| Zirconium | |||||
| Y-axis | 5.50 | 6.37 (0.14) | 15.85 (2.46) B | 6.21 (0.22) | 12.90 (3.94) A |
| Z-axis | 5.35 | 6.19 (0.14) | 15.78 (2.59) B | 6.55 (0.22) | 22.48 (4.06) B |
| X-axis | 5.35 | 6.07 (0.08) | 13.49 (1.51) A | 6.39 (0.12) | 19.42 (2.24) B |
Different uppercase letters indicate statistically significant differences among the dimensions for each material and each MAR condition, according to ANOVA.