Table 1—

Characteristics of the development and validation samples

DevelopmentValidation
n335335
Fasting glucose (mg/dl)86.2 ± 9.386.2 ± 9.1
2-h glucose (mg/dl)114 ± 28113 ± 27
Total glucose (mg/dl)/1005.26 ± 1.065.25 ± 1.07
Fasting C-peptide (ng/ml)1.03 ± 0.661.06 ± 0.70
Total C-peptide (ng/ml)/101.70 ± 0.751.65 ± 0.68
Biochemical autoantibodies (number)*1.36 ± 0.991.45 ± 0.99
ICA512 (%)4347
GAD65 (%)6769
mIAA (%)*4852
FPIR less than the 10th percentile (%)4243
  • Data are means ± SD or percent.

  • *

    * n = 257 for development sample and n = 258 for validation sample.

  • P > 0.05 for all comparisons.