Clinical practice versus guidelines for the screening of cystic fibrosis-related diabetes: A French survey from the 47 centers

•A French survey of clinical practices with the participation of all CF centers.•Most CF centers used OGTT and CGM for CFRD screening.•OGTT was conducted before 10 years of age in 73% of pediatric centers.•One third of centers propose OGTT to sufficient pancreatic patients.•69% of centers realized CGM in case of glucose tolerance abnormalities at OGTT.