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Select Electrocardiogram Findings by Age Group
| Age | LVH | RVH | LAD | RAD | ST-T Δ |
|---|---|---|---|---|---|
| n (% age group) | n (%) | n (%) | n (%) | n (%) | |
| 0–6 y | 1 (33%) | 0 (0%) | 0 (0%) | 0 (0%) | 2 (67%) |
| 6–12 y | 11 (38%) | 9 (31%) | 2 (7%) | 14 (48%) | 11 (38%) |
| 12–18 y | 15 (19%) | 18 (23%) | 3 (4%) | 28 (36%) | 42 (54%) |
| >18 y | 15 (13%) | 2 (<1%) | 4 (3%) | 33 (28%) | 58 (49%) |
Abbreviations: LAD, left axis deviation; LVH, left ventricular hypertrophy;; RAD, right axis deviation; RVH, right ventricular hypertrophy; ST-T Δ, nonspecific ST-T wave changes.
