First author, year | Patients, n | Prospective study | Country | Follow-up (years) | Alcoholic CP (%) | Pancreatic surgery (%) | Definition of pain relief | Years between onset of CP and pain relief for 50% of patients |
---|---|---|---|---|---|---|---|---|
CP, chronic pancreatitis; NA, not available; Y, yes. | ||||||||
Miyake, 198719 | 125 | Y | Japan | 6 | 62 | 31 | Relief or improvement | 5 |
Lankisch, 199317 | 335 | NA | Germany | 10 | 73 | 27 | Pain-free>1 year | NA (35% with pain relief at the end of follow-up) |
Layer, 199418 | 315 | N | USA | 15 | 79 | 40 | Pain decreased or disappeared | NA (64–77% with pain relief after 13–27 years) |
Cavallini, 199815 | 715 | Y | Italy | 10 | 75 | 63 | Pain free ⩾1 year | 8 |
Ammann, 199916 | 207 | Y | Switzerland | 17 | 100 | 56 | Pain free ⩾2 years | 4 |
Present study | 55 | Y | Belgium, Italy | 4 | 70 | 8 | Pain free ⩾2 years | 1 |