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Table 2 Comparison of the clinicopathologic characteristics in patients

From: Early pancreatic volume reduction on CT predicts relapse in patients with type 1 autoimmune pancreatitis treated with steroids

Parameter Relapse
(+) (N = 10) (−) (N = 22) P value
Age (years old) 61.6 ± 3.6 60.5 ± 2.4 0.799
Gender (male) 8 18 0.732
Imaging of pancreatic parenchyma (Diffuse) 8 15 0.897
IgG (mg/dl) 2020 ± 298 1877 ± 205 0.398
IgG4 (mg/dl) 525 ± 124 368 ± 84 0.483
Obstructive jaundice 4 9 0.560
Bile duct stricturea 8 17 0.795
Extra-pancreatic lesionsb 2 4 0.988
Diabetes 5 15 0.268
Pre-treatment pancreatic volume (cm3) 92.6 ± 10.5 86.6 ± 7.1 0.401
Post-treatment pancreatic volume (cm3) 56.9 ± 6.3 40.2 ± 4.2 0.008*
Percent reduction of pancreatic volume (%) 36.6 ± 4.7 52.1 ± 3.2 0.002*
Pre-treatment splenic volume (cm3) 133.9 ± 18.9 135.0 ± 12.7 0.959
Post-treatment splenic volume (cm3) 116.5 ± 16.5 116.0 ± 11.1 0.836
Percent reduction of splenic volume (%) 13.5 ± 6.3 12.3 ± 4.2 0.616
  1. a Intrapancreatic bile duct stricture, except extrapancreatic and intrahepatic bile duct stricture
  2. b Intrahepatic bile duct stricture, retroperitoneal fibrosis, and sialadenitis
  3. * < 0.05 by Cox proportional hazards regression analysis