Table 2. Expression of T-bet and GATA3 in 109 PTCL tumor samples by immunohistochemistry.

	T-bet				GATA-3
	No.	–	+	++	No.	–	+	++
PTCL-NOS	60	34 (56.7)	21 (35.0)	5 (8.3)	60	35 (58.3)	21 (35.0)	4 (6.7)
NKT	18	10 (55.6)	4 (22.2)	4 (22.2)	18	8 (44.4)	9 (50.0)	1 (5.6)
AITL	11	8 (72.7)	3 (27.3)	0 (0.0)	11	3 (27.3)	6 (54.5)	2 (18.2)
ALK+ ALCL	4	2 (50.0)	2 (50.0)	0 (0.0)	4	0 (0.0)	2 (50.0)	2 (50.0)
ALK- ALCL	4	2 (50.0)	1 (25.0)	1 (25.0)	4	3 (75.0)	1 (25.0)	0 (0.0)
Others	12	7 (58.3)	4 (33.3)	1 (8.3)	12	10 (83.3)	1 (8.3)	1 (8.3)
Total	109	63 (57.8)	35 (32.1)	11 (10.1)	109	59 (54.1)	40 (36.7)	10 (9.2)