Table 3.
Performance of BMI, WC and WHtR to predict LVH and LVG in hypertensive youth.
| AUC (95% CI) | P value | NRI, % | P value | |
|---|---|---|---|---|
| LVH | ||||
| BMI-Z score | 0.58 (0.54–0.62) | … | … | … |
| WC-Z score | 0.56 (0.52–0.61) | 0.061 | -2.4 | 0.307 |
| WHtR-Z score | 0.59 (0.55–0.63) | 0.215 | 1.6 | 0.489 |
| Concentric remodeling | ||||
| BMI-Z score | 0.55 (0.48–0.61) | … | … | … |
| WC-Z score | 0.57 (0.51–0.63) | 0.038 | 4.6 | 0.117 |
| WHtR-Z score | 0.56 (0.49–0.62) | 0.392 | 2.1 | 0.239 |
| Eccentric hypertrophy | ||||
| BMI-Z score | 0.58 (0.50–0.65) | … | … | … |
| WC-Z score | 0.54 (0.47–0.61) | 0.050 | -6.8 | 0.215 |
| WHtR-Z score | 0.58 (0.52–0.65) | 0.747 | 0.4 | 0.930 |
| Concentric hypertrophy | ||||
| BMI-Z score | 0.59 (0.54–0.64) | … | … | … |
| WC-Z score | 0.59 (0.53–0.64) | 0.734 | -0.2 | 0.930 |
| WHtR-Z score | 0.61 (0.56–0.66) | 0.090 | 5.7 | 0.018 |
AUC, area under the curve; LVH, left ventricular hypertrophy; LVG, left ventricular geometry; BMI, body mass index; WC, waist circumference; WHtR, waist-to-height ratio; NRI, net reclassification improvement.