Table 1. CREB immunohistochemical positive correlates with SKA2 in RCC samples (n = 166).

CREB	SKA2		Total
	Low	High
Low	36	9	45
High	11	110	121
Total	47	119	166

P < 0.0001, Fisher's exact test.

r = 0.7; r, Spearman correlation coefficient.