From: A comparison of two systems of patient immobilization for prostate radiotherapy
 | Mean of absolute differences (mm) for each axis and for TVE | |||
---|---|---|---|---|
AP | CC | ML | TVE | |
Alpha cradle | 0.8 ± 0.4 | 1.3 ± 0.5 | 1.8 ± 0.9 | 2.8 ± 0.8 |
Hipfix | 1.0 ± 0.6 | 4.3 ± 2.1 | 1.3 ± 0.4 | 5.1 ± 1.9 |
 | p = 0.091 | p = 0.000 | p = 0.051 | p = 0.000 |