IL1RN and KRT13 Expression in Bladder Cancer: Association with Pathologic Characteristics and Smoking Status

Table 3

Correlations between KRT13 and IL1RN expression and smoking status among all samples and a subset from patients providing both tumor and control samples (only CS and NS were considered).

Protein	Samples	Smoking	−	+	++	+++	𝑃 value
KRT13	All (72)	NS	26	10	5	3	0.395
		CS	11	9	4	4
	Tumors and benign (16)	NS	4	5	2	1	0.384
		CS	0	2	2	0
IL1RN	All (72)	NS	8	4	12	20	0.695
		CS	4	5	6	13
	Tumors and benign (16)	NS	0	1	3	8	0.013
		CS	2	0	2	0