Table 3. Top 15 Variables Found in Random Forest Analyses, according to the Gini Index (N = 1000).
| Variable | Gini Index | Diabetesa | No Diabetes | p-value* |
|---|---|---|---|---|
| Hemoglobin A1c (%) | 57.4 | 5.9(0.4) | 5.4 (0.4) | < .0001 |
| Fasting plasma glucose (mg/dL) | 39.9 | 97.1 (10.7) | 88.8 (7.8) | < .0001 |
| Waist circumference (cm) | 19.4 | 105.0 (14.1) | 97.3 (15.6) | < .0001 |
| Adiponectin (ng/mL) | 19.0 | 4091.9 (2750.3) | 5566.3 (4032.8) | < .0001 |
| Body mass index (kg/m2) | 17.6 | 33.56 (7.0) | 30.7 (6.9) | < .0001 |
| High sensitivity C-reactive protein (mg/dL) | 15.4 | 0.6 (0.9) | 0.4(0.7) | < .0001 |
| Triglycerides (mg/dL) | 14.9 | 113.88 (59.0) | 94.8 (54.7) | < .0001 |
| Age (years) | 13.5 | 55.2 (11.1) | 53.0 (12.8) | 0.0001 |
| Leptin (ng/mL) | 13.2 | 32.1(27.2) | 26.0 (21.9) | < .0001 |
| Body Surface Area (m2) | 12.6 | 2.1 (0.2) | 2.0 (0.2) | < .0001 |
| eGFR (mL/min/1.73 m2) | 12.0 | 85.8 (17.8) | 87.2 (16.1) | 0.02 |
| 2D calculated left ventricular mass (grams) | 11.6 | 157.1 (89.3) | 141.8 (39.3) | < .0001 |
| Fasting HDL Cholesterol Level (mg/dL) | 11.5 | 49.3 (12.9) | 52.9 (14.8) | < .0001 |
| Fasting LDL Cholesterol Level (mg/dL) | 11.2 | 129.2 (37.9) | 127.1 (35.9) | 0.15 |
| Aldosterone (ng/mL) | 11.0 | 6.43 (6.48) | 5.28 (4.05) | < .0001 |
* Mean, standard deviations and p-values resulting from Wilcoxon- Mann-Whitney tests.
a Developed after baseline measurements.