Table 2 Clinical data in IPMN with and without invasive carcinoma

Age

61.52 ± 11.40

63.60 ± 9.09

0.51

Size

3.95 ± 1.85

3.64 ± 2.00

0.27

Sex (male/female)

15/8

80/48

0.80

Type

<  0.01

  Main-duct

9

15

  Brach-duct

3

70

  Mixed

11

43

Location

0.24

  Head-neck

17

78

  Body and Tail

6

50

CEA (ng/ml)

7.11 ± 8.05

3.06 ± 1.98

0.006

  CEA > 5.0

5

14

0.11

CA19–9 (U/ml)

160.00 ± 568.57

29.40 ± 70.66

0.004

  > 37

10

19

0.001

Ferritin (ng/ml)

387.66 ± 465.68

254.79 ± 235.41

0.18

  > 232

12

48

0.19

PD diameter

0.98 ± 0.49

0.54 ± 0.36

< 0.001

Chronic cholecystitis

10

46

0.49

Pancreatitis

0

3

1.0

Abdominal Symptoms

9

58

0.58

Diabetes

7

18

0.05

Lymph node metastasis (yes vs no)

2

0

0.02

Extrapancreatic expansion

5

0

< 0.01

Mural nodule

9

8

< 0.01