Figure 2From: Stereotactic Body Radiation Therapy (SBRT) for clinically localized prostate cancer: the Georgetown University experiencePre- and post-treatment PSA and testosterone levels: (a). PSA levels for all patients (error bars indicate interquartile intervals) and (b). Box-and-Whisker plot of total testosterone levels. Only patients who did not receive androgen deprivation therapy (ADT) were included in the testosterone diagram. The p values were from χ2-analysis with baseline testosterone levels.Back to article page