Table 1.

General patients’ information

Character	Group definition	Total	EFI	Pelvis Only	P value
Age	≥65	17	2	15	0.001
	< 65	116	65	51
Pathology type	Squamous	122	63	59	0.332
	Adenocarcinoma, Adeno/squamous Carcinoma	11	4	7
Tumor size	4 cm	33	18	15	0.581
	≤ 4 cm	100	49	51
HGB prior treatment	<  110 g/L	36	22	14	0.144
	≥ 110 g/L	94	44	50
Concurrent chemotherapy	≥ 4 cycles	94	50	44	0.313
	<  4 cycles	39	17	22
SCC-Ag	<  10	55	31	24	0.657
	≥ 10	65	34	31
EQD2 (point A)	< 90Gy	16	4	12	0.091
	90–98 Gy	32	18	14
	≥ 98Gy	85	45	40
Therapy duration	≤ 63 days	111	55	56	0.669
	>  63 days	22	12	10