Limitations of the fasting proinsulin to insulin ratio as a measure of β-cell health in people with and without impaired glucose tolerance.
Aoife M EganMarcello C LaurentiMaria Daniela Hurtado AndradeChiara Dalla ManClaudio CobelliKent R BaileyAdrian VellaPublished in: European journal of clinical investigation (2020)
Among nondiabetic individuals, the fasting proinsulin to insulin ratio is not a useful marker of β-cell function.