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Table 1 Clinicopathological characteristics 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

Age, years, median, (IQR)

46 (35–56)

49 (32–62)

46 (35–56)

0.788a

Sex, male, n, (%)

25 (33.8%)

6 (37.5%)

19 (32.8%)

0.723b

BMI, kg/m2, median, (IQR)

24.0 (20.9–25.7)

23.2 (19.7–24.6)

24.6 (21.1–25.9)

0.162a

ASA classification I-II, n, (%)

62 (83.8%)

14 (87.5%)

48 (82.8%)

1.000c

Tumor size, cm, median, (IQR)

2.5 (1.6-4.0)

2.5 (2.0–4.0)

2.4 (1.5-4.0)

0.566a

Pathology, n, (%)

   

0.183c

Pancreatic neuroendocrine tumor

40 (54.1%)

8 (50.0%)

32 (55.2%)

 

 Intraductal papillary mucinous neoplasm

5 (6.8%)

1 (6.3%)

4 (6.9%)

 

 Mucinous cystic adenoma

3 (4.1%)

2 (12.5%)

1 (1.7%)

 

 Solid pseudopapillary neoplasm

9 (12.2%)

0 (0%)

9 (15.5%)

 

 Serous cystic adenoma

13 (17.6%)

4 (25.0%)

9 (15.5%)

 

 Others

4 (5.4%)

1 (6.3%)

3 (5.2%)

 
  1. aMann-Whitney U test
  2. bChi square test
  3. cFisher exact test
  4. Abbreviations: SPDP, spleen-preserving distal pancreatectomy; BMI, body mass index; ASA, American Society of Anesthesiologists