Table 1 Clinical characteristics of the patients with type 1 autoimmune pancreatitis/IgG4-related disease and chronic pancreatitis.

Age

67.5 ± 2.3

67.6 ± 3.5

0.919

Gender, male, n (%)

16 (76.2%)

9 (75%)

1.000

Diabetes mellitus

9 (42.9%)

8 (66.7%)

0.282

Other comorbidities

Asthma (3), RA (1)

–

-

Laboratory data

WBC, /µL

6577 ± 1901

5298 ± 1333

0.043

CRP, mg/dL

0.32 ± 0.40

0.45 ± 0.81

0.257

Alb, g/dL

3.8 ± 0.34

3.9 ± 0.54

0.522

AMY, U/L

98.5 ± 81.2

139.8 ± 103.1

0.124

CEA, ng/mL

3.2 ± 1.75

3.8 ± 2.32

0.564

CA19-9, U/mL

29.7 ± 33.7

36.0 ± 45.5

0.888

IgG4-RD RI score

12.1 ± 2.9

Organ involvement, n (%)

Pancreas

19 (90.5%)

–

Bile duct

4 (19.0%)

–

Gallbladder

1 (4.8%)

–

Submandibular gland

6 (28.6%)

–

Parotid gland

4 (19.0%)

–

Lacrimal gland

2 (9.5%)

–

Thyroid

1 (4.8%)

–

Lymph node

15 (71.4%)

–

Aorta/artery

5 (23.8%)

–

Retroperitoneum

2 (9.5%)

–

Lung

1 (4.8%)

–

Kidney

3 (14.3%)

–

Number of organs involved, n (%)

1

2 (9.5%)

2

6 (28.6%)

3

6 (28.6%)

4

5 (23.8%)

5

1 (4.8%)

6

1 (4.8%)