Table 3.
Echocardiography parameters at discharge.
| Heart failure risk | Average or lower | High | Very high | P value |
|---|---|---|---|---|
| LVDd, cm | 4.6 ± 0.6 | 4.6 ± 6.5 | 4.8 ± 0.6* | 0.02 |
| LVDs, cm | 3.0 ± 0.5 | 2.9 ± 0.5 | 3.1 ± 0.6* | 0.01 |
| Ejection fraction, % | 59.2 ± 6.8 | 60.7 ± 7.7 | 60.7 ± 8.8 | 0.32 |
| IVS thickness, cm | 1.0 ± 0.2 | 1.0 ± 0.2 | 1.1 ± 0.2* | 0.009 |
| PW thickness, cm | 1.0 ± 0.2 | 1.0 ± 0.2 | 1.1 ± 0.2 | 0.06 |
| Left ventricular mass index, g/m2 | 103.0 ± 29.2 | 105.9 ± 32.0 | 115.1 ± 28.5† | 0.003 |
| Left atrial diameter, cm | 4.3 ± 0.7 | 4.4 ± 0.8 | 4.5 ± 0.7 | 0.11 |
| Left atrial volume index, ml/m2 | 50.8 ± 21.2 | 54.6 ± 26.0 | 50.9 ± 18.6 | 0.34 |
| E/A ratio | 0.95 ± 0.49 | 0.96 ± 0.60 | 0.98 ± 0.50 | 0.92 |
| E/e’ ratio | 13.0 ± 5.8 | 14.5 ± 5.4 | 15.6 ± 6.6‡,¶ | 0.004 |
| TR-PG, mmHg | 27.7 ± 9.0 | 27.6 ± 9.2 | 30.0 ± 11.3 | 0.11 |
LVDd end-diastolic left ventricular diameter, LVDs end-systolic left ventricular diameter, IVS intraventricular septum, PW posterior wall, TR-PG tricuspid regurgitation pressure gradient.
*p < 0.05, †p < 0.01, ‡p < 0.005 vs. the average or lower risk group, ¶p < 0.05 vs. the high-risk group.