Table 1.
LVNC and DCM clinical and echocardiographic characteristics at inclusion.
| LVNC N = 98 |
DCM N = 65 |
p-value | |
|---|---|---|---|
| Clinical features | |||
| Age (median and IQR), years | 46.6 (18–81) | 49.4 (21–84) | 0.31 |
| Male sex (n, %) | 58.1 (59.2) | 40.0 (61.6) | 0.19 |
| Heart Rate (bpm) | 68.8 [36–127] | 70.4[48–108] | 0.53 |
| NYHA (n, %) NYHA I NYHA II NYHA III NYHA IV |
51 (52.0) 39 (39.8) 6 (6.1) 2 (2.0) | 22 (32.8) 34 (52.3) 8 (12.3) 1 (1.54) |
0.09 |
| Palpitations (n, %) | 23 (23.5) | 15 (23.0) | 0.95 |
| Chest pain (n, %) | 12 (12.2) | 6 (9.2) | 0.55 |
| Syncope (n, %) | 10 (10.2) | 1 (1.5) | 0.05 |
| Sudden cardiac death among family members (n, %) |
10 (10.2) | 4 (6.1) | 0.37 |
| TTE | |||
| LVEDD (mm) | 58.6 [33–82] | 64.8 [52–80] | <0.001 |
| LVESD (mm) | 45.8 [17.9–75] | 52.8 [39–75] | <0.001 |
| LA diameter (mm) | 41.2 [23–60] | 40.8 [29–63] | 0.778 |
| LA volume (ml) | 71.8 [22.7–170] | 69.7 [22–163] | 0.937 |
| LVEF (%) | 43.3 [15–71] | 35.9 [15–55.7] | 0.001 |
| LVEDV (ml) | 158.9 [34–360] | 195.3 [90–395] | 0.002 |
| LVESV (ml) | 95.4 [23–279] | 130.9 [53–298] | <0.001 |
| High Filling Pressures (n, %) | 21 (26.6%) | 15 (24.5%) | 0.789 |
| Cardiac Index l/mn/m2 | 2.55 [1.15–6.38] | 2.4 [1.37–4.6] | 0.399 |
LVEF, left ventricular ejection fraction; LVEDD, left ventricular end-diastolic diameter; LVESD, left ventricular end-systolic diameter; LA, left atrium; LVEDV, left ventricular end-diastolic volume; LVESV, left ventricular end-systolic volume.