Endoscopic features and prognoses of mantle cell lymphoma with gastrointestinal involvement

Table 4 Prognostic relevance of event-free survival according to the univariate Cox regression

Prognostic factor	Comparison	n	RR	95% LCL	95% UCL	P
Age (yr)	≥ 60 vs < 60	35	5.27	1.47	33.77	0.007
Sex	Female vs male	35	2.67	0.61	8.39	0.170
LDH	Elevated vs normal	32	1.64	0.67	3.88	0.274
WBC count	Elevated vs normal	32	1.53	0.57	3.76	0.377
Stage	III and IV vs I and II	32	0.83	0.27	3.60	0.772
Bone marrow involvement	Present vs absent	35	1.24	0.49	2.95	0.639
Ki-67 positivity	High vs low	19	0.62	0.16	2.19	0.459
IPI	High risk vs other	32	1.07	0.25	3.24	0.918
MIPI	Other vs low risk	31	2.54	0.72	16.09	0.164
MIPI	High risk vs other	31	0.75	0.24	1.98	0.580
Treatment	Other vs hyper-CVAD/MA	35	2.81	1.02	9.25	0.044

RR: Relative risk; LCL: Lower confidence limit; UCL: Upper confidence limit; IPI: International prognostic index; MIPI: Mantle cell lymphoma international prognostic index; WBC: White blood cell; LDH: Lactate dehydrogenase.