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Table 2 Operative details and postoperative outcomes of patients who were planned to receive robotic-assisted SPDP with splenic vessels preservation

From: Learning curve of robotic-assisted splenic vessel-preserving spleen-preserving distal pancreatectomy by one single surgeon: a retrospective cohort study

Features

Total (n = 74)

Before the inflexion point (n = 16)

After the inflexion point (n = 58)

P value

Spleen preservation rate

83.8%

87.5%

82.8%

1.000c

Operative time, minutes, median, (IQR)

243 (195–306)

318 (256–404)

220 (190–295)

< 0.001b

Intraoperative blood loss, mL, median, (IQR)

50 (30–50)

50 (35–175)

50 (30–50)

0.012b

Blood transfusion, n, (%)

4 (5.4%)

2 (12.5%)

2 (3.4%)

0.202c

Division of the pancreas, n, (%)

   

< 0.001c

 Ultrasonic scalpel

53 (71.6%)

4 (25.0%)

49 (84.5%)

 

 Stapler

21 (28.4%)

12 (75.0%)

9 (15.5%)

 

Postoperative major complicationa, n, (%)

3 (4.1%)

1 (6.3%)

2 (3.4%)

0.524c

CR-POPF, n, (%)

   

1.000c

 Grade B

16 (21.6%)

3 (18.8%)

13 (22.4%)

 

 Grade C

0 (0%)

0 (0%)

0 (0%)

 

Splenic infarction or abscess, n, (%)

0 (0%)

0 (0%)

0 (0%)

NA

Postoperative LOS, days, median, (IQR)

8 (7–10)

10 (8–14)

8 (7–10)

0.120b

  1. aSeverity ≥ Clavien-Dindo classification grade III
  2. bMann-Whitney U test
  3. cFisher exact test
  4. Abbreviations: SPDP, spleen-preserving distal pancreatectomy; CR-POPF, clinically relevant postoperative pancreatic fistula; LOS, length-of-stay; NA, not available