CFTR and sinusitis: Sinusitis was reported in pancreatic cases who did not have any of the CFTR variants in our test panel (p = 0.021; OR 1.51; CI 1.05-2.18), but risk increased among carriers of CFTRBD (p = 0.001; OR 2.60, CI 1.43–4.60), CFTRCF (p = 0.01; OR 2.47; CI 1.18–4.91) or either CFTRBD or CFTRCF variant allele (p = 0.0001; OR 2.55; CI 1.55–4.15) (Table 2).