Table 2.
Baseline patient characteristics
| HCM Patients (n = 11) | Controls (n = 11) | P value | |
|---|---|---|---|
| Age (years) | 62 ± 9 | 56 ± 10 | 0.16 |
| Male | 8 (73%) | 6 (55%) | 0.40 |
| Body surface area (m2) | 1.89 ± 0.2 | 1.83 ± 0.2 | 0.52 |
| Body mass index (kg/m2) | 26.1 ± 3.6 | 24.2 ± 2.3 | 0.15 |
| RR interval (ms) | 995 ± 150 | 984 ± 108 | 0.84 |
| Mid systolic pause (ms) | 373 ± 70 | 353 ± 41 | 0.42 |
| Mid diastolic pause (ms) | 798 ± 96 | 731 ± 79 | 0.09 |
| Distance of mid image slice from apex (measured in systole as a proportion of total ventricular length) | 0.53 ± 0.06 | 0.53 ± 0.04 | 0.74 |
| Indexed LV EDV (mL/m2) | 65 ± 15 | 78 ± 16 | 0.08 |
| Indexed LV ESV (mL/m2) | 14 ± 5 | 23 ± 5 | 0.001 |
| LV ejection fraction (%) | 79 ± 6 | 71 ± 3 | <0.001 |
| LV mass index (g/m2) | 104 ± 41 | 67 ± 15 | 0.009 |
| Maximum end-diastolic wall thickness (mm) | 23 ± 4 | 9 ± 1 | <0.001 |
(mean ± SD, or number (%) of patients).