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Table 2 Operative characteristics at PCLND

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 = 46 N = 21
Clinical stage Lugano; n (%)    
CS IIa 6 (13.0) 1 (4.8) 0.586 *1
CS IIb 14 (30.4) 5 (23.8)
CS IIc 6 (13.0) 3 (14.3)
CS IIIa 7 (15.2) 2 (9.5)
CS IIIb 5 (10.9) 2 (9.5)
CS IIIc 8 (17.4) 8 (38.1)
Resected template; n (%)    
radical bilateral 12 (26.0) 13 (61.9) 0.002 *1
modified template resection*3 32 (69.5) 5 (23.8)
lumpectomy 2 (4.3) 0 (0)
Median age; yrs (IQR) 32.0 (26.5 – 37.5) 28.0 (22.0 – 34.0) 0.521 *2
Median BMI; kg/m2 (IQR) 24.0 (21.8 – 26.2) 22.6 (19.3 – 25.8) 0.789 *2
Median operative time; min (IQR) 212.0 (145 – 298) 232.5 (181 – 424) 0.256 *2
Insertion of wound drainage tube; n (%) 12 (26.0) 15 (71.4) <0.001 *1
Median duration of drainage tube; days (IQR) 0.0 (0.0 – 1.0) 3.5 (2.0 – 6.5) <0.001 *2
Median duration of hospital stay; days (IQR) 6.0 (5.0 – 7.5) 11.5 (7.0 – 16.5) 0.002 *2
Intraoperative complications; n (%)    
none 36 (78.3) 13 (61.9) 0.244 *1
Clavien I 0 (0) 1 (4.7)
Clavien II 1 (2.2) 1 (4.7)
Clavien III 9 (19.6) 6 (28.5)
Intraoperative conversion rate; n (%) 3 (6.5) 0 (0) n.a.
Blood loss categories; n (%)    
n.s. < 100 ml 41 (89.1) 15 (71.4) 0.076 *1
100-500 ml without transfusion 1 (2.1) 3 (14.2)
>500 ml or transfusion 4 (8.6) 3 (14.2)
Intraoperative kidney resection; n (%) 0 (0) 3 (14.3) 0.028 *1
Major vascular injuries; n (%) 12 (26.0) 4 (19.0) 0.758 *1
Postoperative complications; n (%)*4    0.431 *1
none 41 (89.1) 18 (85.7)
Clavien I 4 (8.7) 2 (9.5)
Clavien III 0 (0) 1 (4.8)  
  1. Abbreviations
  2. L-PCLND – laparoscopic postchemotherapy retroperitoneal lymph node dissection; O-PCLND – open postchemotherapy retroperitoneal lymph node dissection; CS – clinical stage; yrs – years; IQR – interquartile range; n.a. – not applicable; *1 – fishers exact test; *2 – Mann–Whitney U test; *3 – modified template resection = nerve sparing technique or unilateral resection; *4 – information for one patient in the L-PCLND group was missing.