Table 1 Descriptive statistic (mean, standard deviation, maximum and minimum values) of positioning errors (mm) along the three main axes by the two IGRT modalities, AlignRT and Clarity
From: Three-dimensional surface and ultrasound imaging for daily IGRT of prostate cancer
AP | CC | LL | ||||
|---|---|---|---|---|---|---|
AlignRT | Clarity | AlignRT | Clarity | AlignRT | Clarity | |
Mean | 1.8 | 0.6 | 3.1 | 0.6 | 0.7 | -0.0 |
SD | 3.3 | 5.0 | 4.4 | 5.1 | 2.6 | 4.9 |
Max | 12.0 | 20.5 | 21.2 | 18.2 | 10.5 | 24.3 |
Min | -9.1 | -23.8 | -18.1 | -49.1 | -9.4 | -17.6 |