Table 2—

Correlation coefficients between surrogate measures of insulin sensitivity and the M value from a euglycemic clamp and measures of insulin secretion from OGTT and the FPIR from the IVGTT

AllNGTIFGIGTIFG/IGTType 2 diabetes
M value
    n467216314629145
    lnHOMA−0.591 (<0.0001)−0.364 (<0.0005)−0.108 (0.5)−0.407 (0.004)−0.167 (0.4)−0.525 (<0.0005)
    Si0.533 (<0.0001)0.338 (<0.0005)0.01 (0.9)0.394 (0.007)0.09 (0.6)0.441 (<0.0005)
FPIR
    n2181325036
    HOMA B-cell index0.294 (<0.005)0.135 (0.04)0.173 (0.2)0.305 (0.19)
    Insulinogenic index (I/G30)0.472 (<0.0005)0.233 (0.009)0.493 (<0.005)0.352 (0.05)
  • Values within parentheses represent the P value.