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Table 2 Surgery and postoperative courses

From: A single-center experience with pancreatic cystic neuroendocrine tumors

Variables

All (n = 106)

C-PNETs (n = 12)

M-PNETs (n = 21)

S-PNETs (n = 73)

P value (C Vs S)

P value (C Vs M)

P value (M Vs S)

Approach

       

 Laparotomy (%)

89 (84)

8 (66.7)

19 (90.5)

62 (84.9)

Ns

Ns

Ns

 Laparoscopy (%)

14 (13.2)

4 (33.3)

1 (4.8)

9 (12.3)

Ns

0.028

Ns

 Robot-assisted (%)

3 (2.8)

0

1 (4.8)

2 (2.7)

Ns

Ns

Ns

Type of surgery

       

 PD (%)

30 (28.3)

1 (8.3)

4 (19)

25 (34.2)

Ns

Ns

Ns

 DP (%)

54 (50.9)

8 (66.7)

9 (42.9)

37 (50.7)

Ns

Ns

Ns

 Central pancreatectomy (%)

6 (5.7)

1 (8.3)

2 (9.5)

3 (4.1)

Ns

Ns

Ns

 Enucleation (%)

15 (14.2)

2 (16.7)

6 (28.6)

7 (9.6)

Ns

Ns

0.026

 Completion of pancreatectomy (%)

2 (1.9)

0

1 (4.8)

1 (1.4)

Ns

Ns

Ns

 Enlarged resection (%)

32 (30.2)

0

8 (38.1)

24 (32.9)

0.019

0.014

Ns

 Parenchyma sparing (%)

20 (18.9)

3 (25)

7 (33.3)

10 (13.7)

Ns

Ns

0.039

Morbidity (Clavien-Dindo grading system)

       

 I (%)

10 (9.4)

0

3 (14.3)

7 (9.6)

Ns

Ns

Ns

 II (%)

21 (19.8)

1 (8.3)

5 (23.8)

15 (20.6)

Ns

Ns

Ns

 III (%)

18 (17)

4 (33.3)

6 (28.6)

8 (11)

Ns

Ns

Ns

 IV (%)

5 (4.7)

1 (8.3)

0

4 (5.5)

Ns

Ns

Ns

 V (%)

4 (3.8)

0

1 (4.8)

3 (4.1)

Ns

Ns

Ns

Type of complication

       

 Pancreatic fistula (%)

40 (37.7)

5 (41.7)

12 (57.1)

23 (31.5)

Ns

Ns

0.032

 Hemorrhage (%)

8 (7.5)

1 (8.3)

0

7 (9.6)

Ns

Ns

Ns

 Diabetes (%)

22 (20.8)

2 (16.7)

6 (28.6)

14 (19.2)

Ns

Ns

Ns

 EPI (%)

25 (23.6)

0

5 (23.8)

20 (27.4)

0.038

Ns

Ns

Interventional drainage (%)

20 (18.9)

5 (41.7)

6 (28.6)

9 (12.3)

0.011

Ns

Ns

Operating time (min), median [min-max]

372 [120-960]

230 [120-471]

412 [205-725]

387.5 [140-960]

0.001

0.010

Ns

Length of hospital stay (day), median [min-max]

14 [6-87]

10.5 [6-34]

14 [8-42]

15 [7-87]

0.007

0.049

Ns

Readmission at POD90 (%)

13 (12.3)

3 (25)

6 (28.6)

4 (5.5)

0.023

Ns

0.002

  1. Abbreviations: PD pancreato-duodenectomy; DP distal pancreatectomy; EPI exocrine pancreatic insufficiency; POD90 post-operative day 90