a. Kaplan-Meier curves for PFS. Median PFS in patients receiving radiation alone was 135.6 months, however the median PFS was not reached in patients receiving chemotherapy and radiation. This difference was not statistically significant.
XRT=radiation, chemo=chemotherapy
b. Kaplan-Meier curves for OS. Median OS in patients receiving radiation alone was 199.2 months, however the median OS was not reached in patients receiving chemotherapy and radiation. This difference was not statistically significant.
XRT=radiation, chemo=chemotherapy