Table 1. Patient clinical characteristics in the whole population.

Patient Characteristics		n = 181 (100%)
Gender	Female	92 (51)
	Male	89 (49)
Age at diagnosis	Median (range)	62 (18–87) years
Follow-up	Median	44 months
Chemotherapy	R-CHOP	96 (53)
	R-miniCHOP	20 (11)
	R-COPADEM	3 (2)
	R-ACVBP	62 (34)
ECOG performance status	0	91 (50)
	1	52 (29)
	2	20 (11)
	3	15 (8)
	4	3 (2)
Ann Arbor stage	I-II	40 (22)
	III-IV	141 (78)
LDH	Normal	56 (31)
	Elevated (>480)	125 (69)
IPI score	Low (0–1)	39 (22)
	Low-intermediate (2)	50 (28)
	High-intermediate (3)	55 (30)
	High (4–5)	37 (20)