Table 5.
Rules extracted from decision tree
| Rule | If | Then |
|---|---|---|
| R1 | If: non-smoking, male and normal waist circumference | Then class: patients with normal CIMT (93.8%) |
| R2 | If: non-smoking, male and waist circumference ≥ 90cm | Then class: patients with increased CIMT (15.1%) |
| R3 | If: non-smoking, female and normal VFA | Then class: patints with normal CIMT (82.6%) |
| R4 | If: non-smoking, female and VFA ≥ 80 cm2 | Then class: patints with increased CIMT (32.6%) |
| R5 | If: smoking, normal waist circumference | Then class: patients with normal CIMT (59.9%) |
| R6 | If: smoking, waist circumference ≥ 90 cm in male or ≥ 85 cm in female and CKD = G1 (eGFR ≥ 90 ml/min) | Then class: patients with increased CIMT (56.1%) |
| R7 | If: smoking, waist circumference ≥ 90 cm in male or ≥ 85 cm in female and CKD = G2 or G3 (30 ml/min ≤ eGFR < 90 ml/min) | Then class: patients with normal CIMT (61.9%) |
R rule, CIMT carotid intima media thickness, VFA visceral fat area, CKD chronic kidney disease