Table 6.

Result of multivariate analysis for the correlation with treatment outcome

Characteristics		P-value
		OS	PFS	LC	Response
Age	<70/70 ≤	0.14	0.82	0.56	0.36
Gender	male/female	0.28	0.97	0.56	0.79
SUVmax	<10/10 ≤	0.03*	0.17	0.73	0.0052*
Tumor length	<50 mm/50 mm ≤	0.85	0.46	0.38	0.61
T stage	T1–2/T3–4	0.10	0.07	0.06	0.24
N stage	N0/N1	0.52	0.77	0.58	0.72

OS = overall survival, PFS = progression free survival, LC = local control, Response = response of the primary tumor.