Table 1.

Inclusion criteria for clinical symptomatology and imaging findings for PROCEED groups relevant to this analysis

	Chronic Abdominal pain of suspected pancreatic origin (Green II)(**)	Indeterminate CP (Yellow I)(**)	AP (Yellow II) or RAP (Yellow III)(**)	Definite CP (Red)(**)
Clinical symptoms	Chronic abdominal pain	Chronic abdominal pain	Clinical symptoms yes or no	Clinical symptoms yes or no
Cambridge score on CT	0	1 or 2	0, 1 or 2	3 or 4 or pancreatic calcifications
Cambridge score on MR	0	1 or 2	0, 1 or 2	3 or 4 or pancreatic calcifications
Composite Cambridge score on CT or MR*	0	1 or 2	0, 1 or 2	3 or 4 or pancreatic calcifications

AP= Acute pancreatitis. RAP= Recurrent acute pancreatitis. CP=Chronic pancreatitis

^(*)Higher score between CT or MR

^(**)Subjects in Green II and Yellow I–III are required to have both CT and MR at enrollment; subjects in Red group are not required to have both CT and MR if one of the imaging studies shows calcifications. Detailed inclusion and exclusion criteria for PROCEED groups are published in Yadav, Dhiraj, et al. “PROspective Evaluation of Chronic Pancreatitis for EpidEmiologic and Translational StuDies: Rationale and Study Design for PROCEED From the Consortium for the Study of Chronic Pancreatitis, Diabetes, and Pancreatic Cancer.” Pancreas 47.10 (2018): 1229–1238.