BMI, body mass index; CGM, continuous glucose monitoring; CUSUM, cumulative sum; ESGSDI, European Study on Glycogen Storage Disease Type I; G6P, glucose-6-phosphate; G6Pase, glucose-6-phosphatase; G6PC, glucose-6-phosphatase, catalytic subunit; LS, lumbar spine; PF, proximal femur; R, radius; TG, triglycerides; UCCS, uncooked cornstarch. This evidence concerns the gene G6PC1 and glycogen storage disease I.