Table 3.

Cox models for RFFS.

	Hazard ratio	C index	Pr(>|z|)nominal P-value	P-value with FDR adjustment
GTV preRT	1.120	0.90	0.02	0.05*
GTV 2 weeks	1.142	0.91	0.001	0.01*
TVBV 2 weeks	1.514	0.88	0.005	0.02*
MTV50 preRT	1.524	0.88	0.03	0.07*
Mean SUV preRT	1.406	0.90	0.005	0.02*
Max SUV preRT	1.238	0.88	0.008	0.02*
TLG preRT	1.073	0.90	0.001	0.01*
Change in GTV	1.288	0.72	0.004	0.02*

82 nodal tumors were included in the analysis. Change in GTV was after 10 fractions of RT compared to preRT.

^*Indicates significant.