Skip to main content

Table 2 Pearson correlation coefficients for OGTT measurements, FPC scores and simple summary measures ( n =974)

From: Shape information from glucose curves: Functional data analysis compared with traditional summary measures

OGTT OGTT FPC scores
  Fasting 30 min 60 min 90 min 2 h FPC1: “General level” FPC2: “Time to peak” FPC3: “Oscillation”
Fasting 1.00 0.44 0.40 0.41 0.42 0.47 −0.12 0.42
30 min   1.00 0.77 0.66 0.55 0.85 −0.47 0.19
60 min    1.00 0.84 0.70 0.96 −0.04 −0.22
90 min     1.00 0.80 0.93 0.31 −0.01
2 h      1.00 0.79 0.40 0.37
AUC 0.50 0.86 0.95 0.92 0.81 0.999 −0.01 0.05
Simple shape indexa −0.10 −0.34 −0.49 −0.41 0.12 −0.42 0.21 0.67
  1. a n=711. Calculated as 2-h value minus 90-min value, or 90-min minus 60-min value [12].