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Table 1 Clinicopathologic features of 90 patients with resected IPMNs

From: The efficacy of pancreatic juice cytology with liquid-based cytology for evaluating malignancy in patients with intraductal papillary mucinous neoplasm

 

All patients (n = 90)

Smear method (n = 52)

LBC (n = 38)

P value

Age (IQR), years

70 (65–74)

69 (64–73)

72 (67–76)

0.084

Sex (male/female)

59/31

37/15

22/16

0.191

Location of main lesion (Ph/Pbt)

50/40

30/22

20/18

0.633

Type of IPMN, n (%)

0.075

  BD

33 (37)

21 (40)

12 (32)

 

  Mixed

43 (48)

20 (38)

23 (61)

 

  MD

14 (16)

11 (21)

3 (8)

 

Pathological diagnosis, n (%)

0.626

  L-IGD

47 (52)

24 (46)

23 (61)

 

  HGD

15 (17)

10 (19)

5 (13)

 

  IC

28 (31)

18 (35)

10 (26)

 

Diameter of dilated branch duct (IQR), mm

27.0 (17.0–40.3)

30.0 (11.0–42.5)

26.0 (19.8–36.8)

0.990

 ≥ 30 mm, n (%)

41 (46)

27 (52)

14 (37)

0.156

Diameter of MPD (IQR), mm

6.0 (4.0–10.0)

6.0 (4.1–10.0)

6.4 (4.0–10.0)

0.928

 5–9 mm, n (%)

35 (39)

20 (38)

15 (39)

0.923

 ≥ 10 mm, n (%)

23 (26)

14 (27)

9 (24)

0.728

Patients with MN, n (%)

67 (74)

39 (75)

28 (74)

0.888

 Height of MN (IQR), mm

7.0 (4.0–15.0)

7.0 (4.0–13.0)

9.5 (4.0–17.5)

0.366

 Enhancing MN ≥ 5 mm, n (%)

31 (46)

15 (38)

16 (57)

0.130

SPACE, n (%)

12 (13)

1 (2)

11 (29)

< .001

  1. IPMN, intraductal papillary mucinous neoplasm; LBC, liquid-based cytology; IQR, interquartile range; Ph, pancreatic head; Pbt, pancreatic body and tail; BD, branch duct; MD, main duct; L-IGD, low-to intermediate-grade dysplasia; HGD, high-grade dysplasia; IC, invasive cancer; MPD, main pancreatic duct; MN, mural nodule; SPACE, serial pancreatic juice aspiration cytological examination