Table 1.

Correlation of PLZF expression with the clinicopathological features of GBC

	PLZF (high)		PLZF (low)		P-value
	N = 31	%	N = 49	%
Sexual					0.249
Male	7	8.8	17	21.2
Female	24	30.0	32	40.0
Age (years)					0.702
<65	14	17.5	20	25.0
≥65	17	21.3	29	36.2
Tumor size (cm)					0.444
<4	16	20.0	21	26.2
≥4	15	18.8	28	35.0
Differential grade					0.851
I–II	19	23.8	29	36.2
III–IV	12	15.0	20	25.0
TNM stage					0.012*
I–II	19	23.8	16	20.0
III–IV	12	15.0	33	41.2
Lymph node metastasis					0.102
No	26	32.5	33	41.2
Yes	5	6.3	16	20.0
Distant metastasis					0.008*
No	25	31.3	25	31.2
Yes	6	7.5	24	30.0

χ² test was performed

P  <  0.05 was considered statistically significant, * P < 0.05.