Table 2.
Cardiac magnetic resonance imaging findings
| Variable | RCM (n = 22) | CP (n = 23) | Normal (n = 25) |
|---|---|---|---|
| Pericardial thickness (mm) | 2.0 ± 0.7 | 6.9 ± 2.6* | 1.5 ± 0.4* # |
| LAI (mL/m2) | 96.0 ± 37.0 | 105.6 ± 25.1 | 39.5 ± 9.5* # |
| RAI (mL/m2) | 90.5 ± 35.3 | 71.4 ± 15.7* | 38.1 ± 9.0* # |
| RAR | 1.12 ± 0.33 | 1.50 ± 0.29* | 1.06 ± 0.20# |
| LVEDV index (mL/m2) | 65.4 ± 22.8 | 60.4 ± 15.0 | 81.0 ± 12.9* # |
| LVESV index (mL/m2) | 36.2 ± 19.9 | 34.1 ± 13.6 | 33.2 ± 8.1 |
| LVSV index (mL/m2) | 29.1 ± 9.9 | 26.2 ± 9.0 | 47.7 ± 8.5* # |
| LVEF (%) | 46.6 ± 11.8 | 44.2 ± 12.4 | 59.1 ± 6.4* # |
| RVEDV index (mL/m2) | 66.8 ± 19.9 | 59.0 ± 13.1 | 81.3 ± 12.8* # |
| RVESV index (mL/m2) | 37.3 ± 18.1 | 32.7 ± 10.9 | 31.6 ± 7.1 |
| RVSV index (mL/m2) | 29.5 ± 9.3 | 26.4 ± 9.6 | 49.7 ± 9.0* # |
| RVEF (%) | 45.8 ± 11.9 | 44.7 ± 12.9 | 61.1 ± 6.3* # |
| Septal bounce, % | 0 | 22 (95.7)* | 0* # |
| LGE (n, %) | 7 (31.8) | 0* | 0* # |
LAI = left atrial volume index; RAI = right atrial volume index; RAR = relative atrial volume ratio; EDV = end-diastolic volume; ESV = end-systolic volume; SV = stroke volume; EF = ejective fraction; Comparison with RCM *P < 0.05; Comparison with CP #P < 0.05