[Retracted] Efficacy of Bladder Intravesical Chemotherapy with Three Drugs for Preventing Non-Muscle-Invasive Bladder Cancer Recurrence

Table 2

Comparison of general information of high-risk patients.

Project	Group A (n = 67)	Group B (n = 81)	Group C (n = 74)	X^2	F value	value
Male (number/%)	48 (71.6)	56 (69.1)	51 (68.9)	1.93		0.38
Age (mean ± SD)	63.23 ± 8.99	64.32 ± 8.94	63.45 ± 7.98		0.15	0.89
Tumor staging				2.14		0.34
Ta (number)	29	30	36
T1 (number)	38	51	38
Tumor grade				4.43		0.11
Low grade (number)	34	40	48
High grade (number)	33	41	26
Number of tumors				0.20		0.90
Single shot (number)	29	38	33
Multiple shots (number)	38	43	41