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. 2023 May 29;67(5):e000628. doi: 10.20945/2359-3997000000628

Table 3. Risk factors for overt diabetes: matrix and results using learning machine technique.

Modela Age CH Family DM ≥2 deliveries Pr GDM Pr macro BMI cat AUC Precision Recall Folds
1 X X X x X X x 0.594 0.621 0.667 2
2 X X X X x 0.581 0.615 0.656 2
3 x X X x X X x 0.576 0.622 0.658 2
a

Model AUC: area under the receiver-operating curve; BMI cat: body mass index categories (normal BMI, overweight, obesity); CH: previous chronic hypertension; DM: diabetes; precision: positive predictive value; Pr GDM: previous gestational diabetes; Prv macro: previous macrosomia; recall: sensitivity.

Model 1 includes all risk factors (age - continuous, skin color, schooling, smoking, family DM, CH, ≥2 deliveries, previous miscarriage, Pr GDM, Pr macrosomia, BMI categories).

Model 2 includes the five items of ADA's risk questionnaire (age - continuous, CH, family DM, Pr GDM, BMI categories).

Model 3 includes the five items of ADA's risk questionnaire (age - continuous, CH, family DM, Pr GDM, BMI categories) + ≥2 deliveries + previous macrosomia.