“…In the 39 follow-up studies, body mass index, alcohol history, cigarette smoking and symptoms of EPI were rarely recorded (data not shown). Nine studies [ 24 , 38 , 48 , 51 , 52 , 54 , 60 , 61 , 64 ] had a minor proportion of pre-existing DM (1.3–18%), 8 [ 40 , 46 , 47 , 50 , 53 , 57 , 58 , 62 ] had none, and the remaining 22 [ 25 – 37 , 39 , 41 – 45 , 56 , 59 , 63 ] did not report; 22 [ 26 , 28 , 32 , 33 , 37 , 38 , 42 , 44 – 47 , 50 – 54 , 57 – 59 , 61 , 62 ] had a proportion of patients who had undergone pancreatic interventions; 10 [ 25 , 30 , 31 , 34 , 39 – 41 , 43 , 60 , 63 ] reported no pancreatic interventions, and the remaining 7 [ 24 , 27 , 29 , 35 , 36 , 48 , 56 ] did not report.…”