Table 1 Results of the measurements of the root mean square error (RMSE) values of trueness and precision
Group | Trueness (Mean ± SD) (mm) | Precision (Mean ± SD) (mm) |
|---|---|---|
1 | 0.076 ± 0.010 | 0.019 ± 0.009 |
2 | 0.080 ± 0.009 | 0.021 ± 0.007 |
3 | 0.107 ± 0.011 | 0.028 ± 0.011 |
4 | 0.046 ± 0.009 | 0.022 ± 0.009 |
5 | 0.072 ± 0.007 | 0.017 ± 0.007 |
6 | 0.079 ± 0.008 | 0.018 ± 0.008 |
7 | 0.124 ± 0.016 | 0.027 ± 0.011 |