Table 2.

Univariate and multivariate analysis of the associations between various parameters and intravesical recurrence-free survival

	Univariate analysis		Multivariate analysis
	Hazard ratio	p	Hazard ratio	p
Age, >70 vs. ≥ 70 years	1.04	0.42
Gender, male vs. female	0.97	0.88
Multiplicity, solitary vs. multiple	2.07	0.031	1.22	0.2
Size, <3 vs. ≥ 3 cm	2.23	0.015	1.98	0.033
History of upper urinary tract cancer, positive vs. negative	1.5	0.2
Grade, 1 vs. 2	1.44	0.29
T stage, Ta vs. T1	1.54	0.12
Adjuvant UFT therapy, yes vs. no	0.83	0.46
Serum GBL level, high vs. lowa	0.79	0.35
Serum VEGF level, high vs. lowa	0.94	0.89
Serum BFGF level, high vs. lowa	1.11	0.78
Serum PDGF level, high vs. lowa	1.07	0.81
Serum IL-8 level, high vs. lowa	0.96	0.86

^aDetermined based on the median value of each molecule as a cut-off point.