Table 1. The association between protein expression and clinical characteristics.

	Older age (>60)	Male predominance	Elevated LDH	Stage III/IV	ECOG PS > 1	ESI > 1	IPI > 2	B symptoms
CD10	P = 0.3167	P = 0.6520	P < 0.0001	P = 0.0014	P = 0.0087	P = 0.7710	P = 0.0060	P < 0.0001
BCL6	P = 0.4579	P = 0.3122	P = 0.1254	P = 0.1545	P = 0.3369	P = 0.6179	P = 0.6223	P = 0.9521
MUM1	P = 0.0026	P = 0.9544	P < 0.0001	P = 0.0001	P < 0.0001	P = 0.6179	P < 0.0001	P = 0.0005

Abbreviations: LDH: serum lactate dehydrogenase; ECOG PS: Eastern Cooperative Oncology Group performance status; ESI: extranodal sites involvement; IPI: International prognostic index.