TABLE 3

PET-Derived Parameter Cutoff Values

	cRFS			bRFS
Variable	Best cutoff	AUC	95% CI	Best cutoff	AUC	95% CI
MTV40	1.42 cm³	0.68	0.55–0.79	1.42 cm³	0.65	0.53–0.76
MTV50	1.01 cm³	0.70	0.58–0.81	1.01 cm³	0.68	0.56–0.79
MTV60	0.64 cm³	0.71	0.58–0.81	0.64 cm³	0.69	0.56–0.80
SUV_max	6.9	0.52	0.39–0.64^*	13.4	0.53	0.40–0.65^*
SUV_mean	3.1	0.53	0.41–0.65^*	10.1	0.52	0.39–0.64^*

↵* Not significant.