Table 1.
Comparison of children with and without left ventricular hypertrophy
| Mean ± SD or N (%) | Overall | No LVH | LVH | P‐value |
|---|---|---|---|---|
| N = 119 | 56 (47.1) | 18 (15) | 16 (13.4) | |
| Age (y) | 14 ± 3.3 | 13.4 ± 3.4 | 15 ± 2.9 | 0.01 |
| Male | 84 (70.6) | 48 (66.7) | 36 (76.6) | 0.25 |
| Black race | 35 (29.4) | 20 (27.8) | 15 (31.9) | 0.63 |
| BMI z‐score | 1.24 ± 1.0 | 0.97 ± 1.1 | 1.64 ± 0.91 | 0.001 |
| Obese | 33 (28.2) | 13 (18.6) | 20 (42.6) | 0.02 |
| LVMI (g/m2.7) | 38.9 ± 11.5 | 31.9 ± 6.6 | 49.6 ± 8.9 | <0.0001 |
| Clinic SBPi | 1.05 ± 0.27 | 1.08 ± 0.27 | 1.03 ± 0.27 | 0.3 |
| Clinic DBPi | 0.86 ± 0.25 | 0.85 ± 0.25 | 0.87 ± 0.25 | 0.72 |
| Awake SBPi | 0.97 ± 0.09 | 0.96 ± 0.09 | 0.98 ± 0.09 | 0.25 |
| Awake DBPi | 0.93 ± 0.14 | 0.92 ± 0.15 | 0.95 ± 0.13 | 0.24 |
| Sleep SBPi | 1.02 ± 0.14 | 1.03 ± 0.16 | 1.03 ± 0.11 | 0.93 |
| Sleep DBPi | 1.01. ± 0.17 | 1.0 ± 0.17 | 1.03 ± 0.19 | 0.32 |
| Awake SBP load (%) | 47.3 ± 32.4 | 37.7 ± 34.5 | 48 ± 28.1 | 0.09 |
| Awake DBP load (%) | 31.4 ± 29.9 | 28.1 ± 30.2 | 36.5 ± 29 | 0.13 |
| Sleep SBP load (%) | 48.9 ± 33.4 | 44.1 ± 33 | 56.3 ± 32.9 | 0.05 |
| Sleep DBP load (%) | 39.9 ± 34 | 36 ± 32.6 | 45.7 ± 35.5 | 0.13 |
| Systolic non‐dipper | 50 (42.4) | 28 (38.9) | 22 (47.8) | 0.34 |
| Diastolic non‐dipper | 58 (49.2) | 32 (44.4) | 26 (56.5) | 0.2 |
Abbreviations: BMI, body mass index; CH, concentric hypertrophy; CR, concentric remodeling; DBP, diastolic blood pressure; DBPi, diastolic blood pressure index; EH, eccentric hypertrophy; LVMI, left ventricular mass index; RAAS, renin aldosterone angiotensin system; SBP, systolic blood pressure; SBPi, systolic blood pressure index.