Clinical and electrocardiographic details
| Age (years) | Height (m) | Weight (kg) | BSA (m2) | SBP (mm Hg) | DBP (mm Hg) | P–R (ms) | QRS (ms) | Min HR (bpm) | Max HR (bpm) | |
|---|---|---|---|---|---|---|---|---|---|---|
| Median | 13.7 | 1.58 | 48.8 | 1.54 | 121 | 66 | 200 | 120 | 49 | 147 |
| Range | 5.0–31.4 | 1.08–1.8 | 17.5–84.5 | 0.73–2.0 | 96–148 | 46–76 | 160–340 | 100–160 | 32–72 | 108–164 |
BSA, body surface area; SBP, systolic blood pressure; DBP, diastolic blood pressure; P−R, P–R interval; QRS, QRS duration from 12 lead ECG; MinHR, minimum heart rate on 24 hour Holter monitoring; MaxHR, maximum heart rate on 24 hour Holter monitoring; bpm, beats/min.