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Table 4 Pathological outcomes of patients scheduled for retroperitoneal LRN (n = 132) via LP approach compared to LPS approach (Student’s t test)

From: Lower pole approach in retroperitoneal laparoscopic radical nephrectomy: a new approach for the management of renal vascular pedicle

 

LP group (n = 78)

LPS group (n = 54)

P value

Pathological type (n, %)

  

0.9910

 Clear cell

56 (71.8%)

38 (70.4%)

1.0000

 Granular cell

14 (17.9%)

9 (16.7%)

1.0000

 Papillary

2 (2.6%)

1 (1.9%)

1.0000

 Chromophobe

4 (5.1%)

3 (5.6%)

1.0000

 Others

4 (5.1%)

4 (7.4%)

0.7156

 Metastatic

3 (3.8%)

1 (1.9%)

0.6443

Tumor staging (n, %)

  

< 0.0001

 pT1a

4 (6.4%)

17 (31.5%)

< 0.0001

 pT1b

9 (11.5%)

6 (11.1%)

1.0000

 pT2

31 (39.7%)

25 (46.3%)

0.4784

 pT3a

30 (38.5%)

6 (11.1%)

< 0.0001

 pT3b

4 (5.1%)

0 (0.0%)

0.1442