Table 2.
Characteristics of Children With Cardiomyopathy in the Pediatric Cardiomyopathy Genes Study, by Phenotype
| Characteristic | All, N=152 | Type of Cardiomyopathy | |||
|---|---|---|---|---|---|
| Dilated, n=80 | Hypertrophic, n=42 | Restrictive, n=14 | Left Ventricular Noncompaction/Mixed, n=16 | ||
| Male, % | 51.3 | 43.8 | 71.4 | 42.9 | 43.8 |
| Race/ethnicity, % | |||||
| White | 73.7 | 66.3 | 90.5 | 78.6 | 62.5 |
| Black | 13.2 | 16.3 | 4.8 | 7.1 | 25.0 |
| East Asian, South Asian | 13.2 | 17.5 | 4.8 | 14.3 | 12.5 |
| Non‐Hispanic | 81.6 | 83.8 | 83.3 | 78.6 | 68.8 |
| Median (IQR) age at diagnosis, y | 4.5 (0.5–13.2) | 1.9 (0.3–11.1) | 12.0 (6.0–15.0) | 9.7 (1.0–14.4) | 0.84 (0.09–8.5) |
| Median (IQR) age at enrollment, y | 11.2 (4.8–16.8) | 10.5 (3.3–15.7) | 16.1 (10.1–18.8) | 11.9 (4.5–17.7) | 5.3 (2.0–9.1) |
| Median (IQR) time from diagnosis to enrollment, y | 2.7 (0.5–6.9) | 3.8 (0.6–7.6) | 3.0 (0.5–7.6) | 2.2 (1.0–2.9) | 1.4 (0.4–3.5) |
| Family history, % positive | 40.8 | 28.8 | 66.7 | 28.6 | 43.8 |
IQR indicates interquartile range.