Table 2.
Echocardiographic Findings
| Overall (n = 129) | RVSP <36 mm Hg (n = 82) | RVSP ≥36 mm Hg (n = 47) | Pa | |
|---|---|---|---|---|
| RV diameter (mm) | 2.49 ± 0.43 | 2.37 ± 3.41 | 2.69 ± 0.40 | <0.000 |
| LA diameter | 3.48 ± 2.99 | 3.38 ± 3.04 | 3.65 ± 2.92 | 0.628 |
| Aorta diameter | 2.90 ± 1.81 | 2.69 ± 0.30 | 3.27 ± 2.97 | 0.081 |
| IVS (d) (mm) | 0.94 ± 0.27 | 0.94 ± 0.18 | 0.94 ± 0.38 | 0.892 |
| LVD (d) (mm) | 4.68 ± 0.60 | 4.68 ± 0.59 | 4.69 ± 0.63 | 0.912 |
| PW (d) (mm) | 0.90 ± 0.14 | 0.91 ± 0.16 | 0.90 ± 0.11 | 0.758 |
| IVS (s) (mm) | 1.20 ± 0.22 | 1.20 ± 0.21 | 1.20 ± 0.21 | 0.890 |
| LVD (s) (mm) | 3.11 ± 0.54 | 3.11 ± 0.51 | 3.11 ± 0.59 | 0.996 |
| PW (s) (mm) | 1.29 ± 0.22 | 1.30 ± 0.25 | 1.26 ± 0.27 | 0.313 |
| LVEF (%) | 61.51 ± 9.29 | 61.43 ± 8.62 | 61.64 ± 10.53 | 0.945 |
| LV mass index | 101.09 ± 27.83 | 103.02 ± 29.21 | 97.76 ± 29.63 | 0.303 |
| MV E velocity (cm/s) | 73.39 ± 18.01 | 74.77 ± 17.01 | 70.87 ± 20.05 | 0.244 |
| MV A velocity (cm/s) | 70.93 ± 18.96 | 70.11 ± 18.20 | 72.42 ± 20.40 | 0.514 |
| MV E/A ratio | 1.09 ± 0.41 | 1.18 ± 0.39 | 1.06 ± 0.44 | 0.406 |
| LVET (msec) | 0.28 ± 0.03 | 0.28 ± 0.03 | 0.28 ± 0.03 | 0.896 |
| LV MPI index | 0.47 ± 0.19 | 0.48 ± 0.18 | 0.47 ± 0.20 | 0.755 |
| TV E velocity (cm/s) | 52.84 ± 12.75 | 54.26 ± 14.32 | 50.29 ± 18.38 | 0.094 |
| TV A velocity (cm/s) | 49.01 ± 15.86 | 48.17 ± 18.32 | 50.51 ± 18.38 | 0.430 |
| TV E/A ratio | 1.16 ± 0.39 | 1.19 ± 0.36 | 1.11 ± 0.45 | 0.245 |
| RVET (msec) | 0.28 ± 0.05 | 0.28 ± 0.03 | 0.28 ± 0.06 | 0.839 |
| RV MPI index | 0.40 ± 0.16 | 0.38 ± 0.14 | 0.42 ± 0.17 | 0.199 |
| Pericardial effusion, n (%) | 32 (24.8) | 17 (53.1) | 15 (46.8) | 0.321 |
Abbreviations: IVS, interventricular septum; LA, left atrium; LV, left ventricle; LVD (d), left ventricular end‐diastolic dimension; LVD (s), left ventricular end‐systolic dimension; LVEF, left ventricular ejection fraction; LVET, left ventricular ejection time; MPI, myocardial performance index; MV, mitral valve; PW, posterior wall; RV, right ventricle; RVET, right ventricular ejection time; RVSP, right ventricular systolic pressure; TV, tricuspid valve.
a
Comparisons between RVSP <36 mm Hg vs ≥36 mm Hg.