Editor—The study by Stenninger and colleagues is another unacceptable contribution to the already confused scientific literature on hypoglycaemia in neonates.1

Leaving aside the obvious problems of selecting a matched socioeconomic control population for a group of babies known to have complex developmental problems, and who were exposed to insulin in utero, the authors do not provide us with adequate data on their patients.

They refer us to their original study,2 but neither there nor in the …