Clinical characteristics and outcome of autoimmune pancreatitis based on serum immunoglobulin G4 level: A single-center, retrospective cohort study

Table 2 Clinical symptoms of patients in the two groups (n, %)

	Normal group (n = 65)	Abnormal group (n = 148)	P value
Inducements
No obvious cause	56 (86.2)	125 (84.5)	0.750
Greasy food intake	7 (10.8)	16 (10.8)	0.993
Alcohol intake	2 (3.1)	5 (3.4)	0.910
Initial symptoms
Abdominal pain	24 (36.9)	63 (42.6)	0.440
Jaundice	20 (30.8)	42 (28.4)	0.724
Abdominal distension	11 (16.9)	31 (20.9)	0.497
Pruritus	6 (9.2)	22 (14.9)	0.263
Diarrhea	0 (0.0)	7 (4.7)	0.104
Accompanied symptoms
Jaundice	46 (70.8)	86 (58.1)	0.080
Abdominal pain	28 (43.1)	70 (47.3)	0.569
Pruritus	15 (23.1)	37 (25.0)	0.764
Abdominal distension	11 (16.9)	34 (23.0)	0.319
Loss of weight	34 (52.3)	75 (50.7)	0.826
Extrapancreatic lesions
Sclerosing Cholangitis	20 (30.8)	55 (37.2)	0.368
Salivary and lacrimal gland	7 (10.8)	26 (17.6)	0.207
Retroperitoneal fibrosis	3 (4.6)	6 (4.1)	0.851
Kidney	4 (6.2)	10 (6.8)	0.870
Lung	1 (1.5)	2 (1.4)	0.915