Table 2.
CT-derived LA and LV functional parameters
| HCM n = 34 |
Non-HCM patients n = 31 |
p value* | |
|---|---|---|---|
| CT-derived LA strain | |||
| LASr (%) | 20.8 ± 7.6 | 31.7 ± 6.1 | < 0.001 |
| LASc (%) | 7.9 ± 3.4 | 14.2 ± 5.3 | < 0.001 |
| LASp (%) | 12.8 ± 5.7 | 17.6 ± 4.3 | < 0.001 |
| CT-derived LAVI (ml/m2) | 103.0 ± 32.7 | 63.7 ± 22.7 | < 0.001 |
| CT-derived LVLS (%) | − 13.4 ± 4.3 | − 21.4 ± 2.9 | < 0.001 |
| CT-derived LV mass (g) | 116.1 (106.1–148.6) | 66.2 (57.0–78.5) | < 0.001 |
| CT-derived LVMI (g/m2) | 71.1 (64.4–85.6) | 39.9 (35.5–48.7) | < 0.001 |
Data are presented as the mean ± standard deviation, median (25th–75th percentile)
*p value compared with patients with HCM and non-HCM patients
CT computed tomography, HCM hypertrophic cardiomyopathy, LASr left atrial reservoir strain, LASc left atrial conduit strain, LASp left atrial booster pump strain, LAVI left atrial volume index, LVLS left ventricular global longitudinal strain, LVMI left ventricular mass index