Table 1

Effect of single-fraction RT on KB xenograft rumors in nude mice. Median times to reach 3Vo and statistical analyses

Median time to 3Voa
Group4.5 Gy9 Gy13.5 Gy18 Gy
RT alone12.722.630.644.4
Group4.5 Gy9 Gy13.5 Gy18 Gy
Control vs. RT alone<0.001<0.001<0.001<0.001
4.5 Gy vs. higher dosesN/A<0.001<0.001<0.001
9 Gy vs. higher dosesN/AN/A<0.05<0.001
13.5 Gy vs. higher doseN/AN/AN/A0.1 > P > 0.05
  • a Median time taken to reach 3Vo for untreated control was 7.3 days.

  • b Wilcoxon rank-sum test, differences considered significant at P < 0.05. N/A, not applicable.