Table 3 Demographic and clinical characteristics of chronic pancreatitis (CP) patients in the study

Age

 At onset of chronic pancreatitis

 At diagnosis of chronic pancreatitis

 At presentation with pancreatic stone

 At first P-ESWL session

Sex

 Smoking status

Etiology

 Alcoholic CP

 Idiopathic CP

 Hereditary (familial) CP

 Metabolic

 Traumatic

 Others

Pain pattern

 Painless

 Recurrent acute pancreatitis

 Recurrent abdominal pain (RP) without significant increase in serum amylase

 Recurrent acute pancreatitis or abdominal pain (RAP/P) without significant increase in serum amylase

 Chronic pancreatic pain (CPP)

Complications

 Diabetes

 Steatorrhea

 Pseudocyst

 Ductus choledochus obstruction or stricture

 Duodenal stenosis

 Pancreatic fistula

 Portal hypertension

Treatment history

 Previous ESWL

 Precious ERCP

  Successful drainage with previous ERCP

  Previous EPT

  Previous pancreatic duct stent implantation

 Pancreatic surgery history

M-ANNHEIM clinical stages

 I a/b/c

 II a/b/c

 III a/b

 IV a/b