TABLE 5

Diagnostic Measures for Assessing the Predictive Capability of the Risk Algorithm for Overweight at 3 Years in Both the Derivation and Validation Cohorts

Diagnostic MeasureDerivation CohortValidation Cohort
Sample size82991715
Sensitivitya0.6990.769
Specificitya0.6760.665
AUROC0.7210.755
PPVa,b38%37%
NPVa,b87%89%
  • a Based on a risk score threshold ≥25 corresponding to high risk groups.

  • b Based on overweight prevalence of 23.4% in the derivation cohort and 22.7% in the validation cohort.