Table 2.

Univariate analysis (log-rank test).

	N. of patients	Overall survival	Disease free survival	Loco-regional control
Age (y)
<65	21	p = 0.61	p = 0.87	p = 0.80
≥65	19
Stage
Stage IIA–IIB	16	p = 0.28	p = 0.66	p = 0.65
Stage III	21
Stage IV	3
N category
N0	24	p = 0.83	p = 0.31	p = 0.30
N1	16
Histological grading
G < 3	22	p = 0.30	p = 0.38	p = 0.29
G = 3	18
Response to treatment
Complete response	20	p = 0.11	p = 0.0006	p = 0.0003
Partial response	8
No response	8
Complete response	20	p = 0.32	p = 0.0001	p = 0.0001
Partial response + no response	16
Dose (Gy)
<60 Gy	26	p = 0.53	p = 0.06	p = 0.02
≥60 Gy	14