[Retracted] Clinical Effect of Retroperitoneal Laparoscopic Radical Nephrectomy on Renal Cell Carcinoma, the Influence of Renal Function, and the Influencing Factors of Recurrence

Table 1

Comparison of general information of the two groups of patients.

Groups	Gender		Age (years)	Tumor location		Tumor diameter (cm)	TNM staging
	Male	Female		Left	Right		I	II	III
Control group (n = 53)	35	18	62.31 ± 8.63	34	19	4.83 ± 0.75	20	24	9
Observation group (n = 53)	30	23	62.77 ± 8.05	31	22	4.86 ± 0.81	18	23	12
t/χ^2	0.994		0.284	0.358		0.198	2097
	0.319		0.777	0.549		0.844	0.351