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Table 7 Subgroup analysis of residual tumors ≤7 cm

From: Laparoscopic and open postchemotherapy retroperitoneal lymph node dissection in patients with advanced testicular cancer – a single center analysis

Variable

L-PCLND

O-PCLND

p Value

N = 40

N = 13

Median residual tumor diameter; cm (IQR)

2.1 (1.3 – 3.0)

6.3 (2.5 – 7.0)

0.014*2

Insertion of drainage tubes; n (%)

9 (22.5)

10 (76.9)

0.001*1

Median time of drainage tube; days (IQR)

0.0 (0.0 – 0.0)

2.5 (0.0 – 4.3)

0.001*2

Intraoperative kidney resection; n (%)

0 (0)

1 (7.6)

0.245*1

Median operative time in min (IQR)

195.0 (140 – 283)

227.5 (181 – 308)

0.292*2

Median time of hospital stay; days (IQR)

5.5 (5.0 – 7.0)

8.5 (5.5 – 13.5)

0.008*2

  1. Abbreviations
  2. L-PCLND – laparoscopic postchemotherapy retroperitoneal lymph node dissection; O-PCLND – open postchemotherapy retroperitoneal lymph node dissection; IQR – interquartile range; *1 – fishers exact test; *2 – Mann–Whitney U test.