TABLE 6.
Echocardiographic parameters for patients with Chagas heart disease as primary cardiomyopathy.
| Parameters | NACR (n = 19) | PACR (n = 23) | p-value |
| LVDD (mm) | 10.4 ± 2.1 | 10.5 ± 1.6 | 0.95 |
| PW (mm) | 9.79 ± 1.4 | 10.4 ± 1.6 | 0.20 |
| SW (mm) | 43.7 ± 3.1 | 43.7 ± 5.4 | 0.99 |
| Relative wall thickness | 0.45 ± 0.07 | 0.48 ± 0.08 | 0.19 |
| Ejection fraction (biplane Simpson) % | 59.8 ± 7 | 62.2 ± 9 | 0.54 |
| LV mass index (g/m2) | 92.8 ± 28.5 | 97.04 ± 29.6 | 0.64 |
| RV diameter (mm) | 33.5 ± 6.4 | 35.6 ± 3.5 | 0.20 |
| TAPSE (mm) | 11.9 ± 3.2 | 12.1 ± 2.5 | 0.91 |
| Lateral annulus tricuspid SV (cm/s) | 7.4 ± 2.2 | 7.2 ± 2.4 | 0.74 |
| RV FAC % | 42.3 ± 6.9 | 44.8 ± 9.5 | 0.22 |
| LA volume index (g/m2) | 37.8 ± 9 | 42.8 ± 10.5 | 0.12 |
| RA volume index (g/m2) | 24.3 ± 10.2 | 26.5 ± 7.2 | 0.31 |
| LV GLS (absolute %) | 11.4 ± 2.4 | 11.9 ± 2.7 | 0.49 |
| RV FWLS % (absolute %) | 16.5 ± 3.8 | 16.9 ± 6.8 | 0.76 |
| WI (mmHg%) | 1053.±421 | 1307.6 ± 532 | 0.1 |
| MWE % | 83.8 ± 10 | 88.8 ± 5.5 | 0.05 |
| CW (mmHg%) | 1373.8 ± 517 | 1522.8 ± 520 | 0.35 |
| WW (mmHg%) | 221.5 ± 181 | 137.6 ± 69 | 0.34 |
NACR, negative acute cellular rejection; PACR, positive acute cellular rejection; LVDD, left ventricle diastolic diameter; PW, left ventricle posterior wall thickness; SW, septal wall thickness; LV, left ventricle; RV, right ventricle; TAPSE, tricuspid annular plane systolic excursion; FAC, fractional area change; LA, left atrial; RA, right atrial; E, mitral early systolic velocity; e’ septal, septal annulus early diastolic velocity; e’ lateral, lateral annulus early diastolic velocity; RV-FWLS, right ventricular free wall longitudinal strain; MWI, myocardial work index; MWE, myocardial work efficiency; CW, constructive work; WW, wasted work.