Table 2. Nuclear localization of NF-κB heterodimers in urothelial carcinoma tissues: n (%).

Cancer grade		NF-κB heterodimers		χ2test/Fisher’s test	p value
		Absent	Present
Low	RelA	18 (64.3%)	10 (35.7%)	3.755	0.073
High		13 (39.4%)	20 (60.6%)
Low	p50	24 (85.7%)	4 (14.3%)	0.009	1.000
High		28 (84.8%)	5 (15.2%)