Fig. 2From: A novel model to correlate hydrogel spacer placement, perirectal space creation, and rectum dosimetry in prostate stereotactic body radiotherapyRectum maximum 1 cc point dose (rDmax 1 cc) by hydrogel symmetry (SYM) score. T-test comparison of means revealed a statistically significant difference between groups SYM1 and Missing Inf Slice, denoted by * = p < 0.01Back to article page