Primary early-stage intestinal and colonic non-Hodgkin’s lymphoma: Clinical features, management, and outcome of 37 patients

Table 2 Prognostic factors for DFS and OS of 37 patients with PICL by univariate analysis

Variable	Patients (n)	5-year DFS % (relapses)	P	5-year OS % (deaths)	P
Age
≤ 45 yr	19	44.9 (11)	0.719	65.9 (6)	0. 270
> 45 yr	18	39.5 (10)		36.8 (10)
Tumor size
≤ 6 cm	17	52.3 (8)	0.466	61.5 (6)	0.092
> 6 cm	13	47.0 (7)		55.9 (5)
Histology
High grade	24	42.2 (13)	0.804	47.7 (11)	0.888
Low grade	7	42.9 (4)		66.7 (3)
Unknown	6	40.0 (4)		62.5 (2)
Tumor site
Ileocecal region	20	40.0 (12)	0.742	57.6 (8)	0.479
Colon and rectum	12	40.7 (7)		37.1 (7)
Intestine	5	60.0 (2)		66.7 (1)
Stage
I	25	37.9 (16)	0.2	48.0 (12)	0.35
II	12	49.9 (5)		59.3 (4)
Surgery
Complete resection	31	41.4 (18)	0.382	53.4 (13)	0.948