Table 1—

Magnitude of the effect of model variables on prediction of HbA1c in DCCT data

VariableRegression coefficientSEz valueP > z95% CI
MBG0.006380.00008377.110.0000.00622–0.00654
SDBG0.000930.0001725.390.0000.00059–0.00127
BV0.900160.01760251.140.0000.86566–0.93466
Duration of diabetes from time of diagnosis−0.003050.000721−4.230.000−0.00446 to −0.00164
Treatment group*−1.340050.048737−27.500.000−1.43557 to −1.24452
Stratum0.179190.0716162.500.0120.03882–0.31955
Race0.361710.1322902.730.0060.10242–0.62099
Sex−0.114530.048563−2.360.018−0.20971 to −0.01934
  • z value or standardized coefficient was calculated as the regression coefficient divided by its SE.

  • *

    * Intensive versus conventional treatment group;

  • primary or secondary prevention cohort.