Table 2.
Percent of Late Gadolinium Enhancement Detected in Children with Hypertrophic Cardiomyopathy
| Age group, years |
%LGE | %LGE >2% |
LV Mass adjusted for BSA, gni/m2 |
LV Mass to LVEDV (gm/ml) |
LV Mass to LVESV (gm/ml) |
Interventricular septal thickness adjusted for BSA, mm/m2 |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N | Median (25%, 75%) |
N | Median (25%, 75%) |
N | Median (25%, 75%) |
N | Median (25%, 75%) |
N | Median (25%, 75%) |
N | Median (25%, 75%) |
|
| Overall | 5 | 6.0 (2.0, | 3 | 9.0 | 5 | 94.3 | 5 | 1.3 | 5 | 4.9 | 63 | 11.6 (6.8,16.2) |
| Birth to 5 | 6 | 11.5 (9.0,13.0) | 6 | 11.5(9.0,13.0) | 6 | 94.3(78.0,138.3) | 6 | 1.3(1.1,1.4) | 6 | 5.4(2.7,6.8) | 10 | 18.4 (11.5,24.9) |
| 6 to 10 | 13 | 7.0 (3.0, 8.0) | 10 | 7.0(6.0,9.0) | 13 | 81.2(74.9,89.2) | 13 | 1.2(0.9,1.3) | 13 | 5.0(3.4,6.5) | 14 | 13.7 (12.0,16.2) |
| 11 to 15 | 28 | 4.5 (1.0, 9.5) | 18 | 8.0(5.0,14.0) | 28 | 104.3(68.7,121.9) | 27 | 1.4(0.9,1.6) | 27 | 4.6(3.0,7.8) | 33 | 10.2 (6.6,13.5) |
| 16+ | 5 | 7.0 (1.0,11.0) | 3 | 11.0(7.0,14.0) | 5 | 77.6(74.9,114.8) | 5 | 1.3(0.9,1.4) | 5 | 4.2(2.8,5.2) | 6 | 7.6 (5.6,10.2) |
Abbreviations: BSA, body surface area; LV, left ventricle; LVEDV, left ventricular end- diastolic volume; LVESV, left ventricular end-systolic volume; %LGE, percent late gadolinium enhancement.