INS and diabetes mellitus: Malka et al. reported an association between distal pancreatectomy and both diabetes [(OR 2.4, 95% CI (1.6–3.8), p < 0.001] and insulin requirement [(OR 2.6, 95% CI (1.4–4.7), p = 0.001] on multivariable analysis in their single-institution series comprising 231 patients who underwent surgery for chronic pancreatitis [13].