Table 3.

Effect Likelihood Ratio Tests (L-R = Likelihood ratio).

Source	Number of parameters	DF	L-R ChiSquare	Prob > ChiSq
Combination radiomic signature	2	2	17.826	0.0001*
HPV Status	2	2	7.334	0.026*
Smoking status	2	2	7.289	0.026*
Age	1	1	4.973	0.026*
Sex	1	1	0.191	0.662
Therapeutic Combination	3	3	8.363	0.039*
T	3	3	0.166	0.983
N	4	4	2.5801	0.630