Table 2.
CMR findings according to the presence of midwall fibrosis.
| Patients total | DCM MWF- | DCM MWF+ | P-value | |
|---|---|---|---|---|
| (n = 17) | (n = 10) | (n = 7) | ||
| LVEDV (ml/m2) | 119 (96–211) | 122 (108–207) | 116 (89–224) | 0.813 |
| LVESV (ml/m2) | 71 (46–177) | 72 (47–168) | 71 (44–199) | 0.887 |
| LVSV (ml/m2) | 43 (29–56) | 42 (35–58) | 43 (20–56) | 0.475 |
| LVEF (%) | 31 (18–52) | 39 (19–53) | 28 (16–48) | 0.536 |
| RVEDV (ml/m2) | 94 (73–120) | 97 (82–120) | 80 (67–125) | 0.740 |
| RVESV (ml/m2) | 51 (33–57) | 48 (35–55) | 51 (13–115) | 1.000 |
| RVSV (ml/m2) | 44 (30–54) | 49 (33–59) | 40 (20–54) | 0.230 |
| RVEF (%) | 56 (35–58) | 57 (46–57) | 50 (25–63) | 0.417 |
| LV global longitudinal strain (%) | -9.8 (-16.7 − -5.9) | -12.9 (-17.0 − -5.7) | -8.6 (-13.0 − -5.7) | 0.713 |
| LV global circumferential strain (%) | -10.0 (-23.2 − -6.4) | -14.5 (-23.9 − -6.9) | -8.4 (-15.4 − -5.2) | 0.492 |
| LV global radial strain (%) | 39.9 (25.7–64.9) | 45.4 (25.1–64.0) | 38.7 (25.8–73.6) | 1.000 |
| LV twist (°) | 5.6 (3.1–9.0) | 5.2 (2.6–7.7) | 5.8 (2.6–14.0) | 0.713 |
| LV peak basal rotation (°) | -6.7 (-8.7 − -1.6) | -3.9 (-7.6 − -1.5) | -8.7 (-9.4 − -4.7) | 0.181 |
| LV peak apical rotation (°) | -0.8 (-3.4–3.5) | 0.2 (-3.3–3.7) | -3.0 (-4.3–4.7) | 0.635 |
| Rigid body rotation, n (%) | 9/16 (56) | 5 (50) | 4/6 (67) | 0.696 |
Values are median (range) or n (%).
LV, left ventricular; LVEDV, left ventricular end-diastolic volume; LVEF, left ventricular ejection fraction; LVESV, left ventricular end-systolic volume; LVSV, left ventricular stroke volume; MWF–, no midwall fibrosis; MWF+, midwall fibrosis present; RVEDV, right ventricular end-diastolic volume; RVEF, right ventricular ejection fraction; RVESV, right ventricular end-systolic volume; RVSV, right ventricular stroke volume.