Table 2.
CMR characteristics according to the patterns of LV LGE
| Variables | All patients (n = 73) |
No LGE (n = 10) |
Non-ringlike LGE (n = 33) |
Ringlike LGE (n = 30) |
P-Value | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| LV EDVi (mL/m2) | 97 ± 16 | 93 ± 13 | 94 ± 17 | 101 ± 15 | 0.14 | |||||
| LV ESVi (mL/m2) | 55 ± 18 | 52 ± 18 | 49 ± 17 | 64 ± 15 | 0.002 | |||||
| LV MI (g/m2) | 67 ± 13 | 59 ± 8.6 | 67 ± 13 | 70 ± 12 | 0.054 | |||||
| LV EF (%) | 45 ± 8.2 | 53 ± 8.4 | 45 ± 7.0 | 41 ± 7.3 | < 0.001 | |||||
| LV RWMA, n (%) | 27(37.0) | 2(20.0) | 16(48.5) | 9(30.0) | 0.20 | |||||
| LV fat infiltration, n (%) | 31(42.5) | 4(40.0) | 12(36.4) | 15(50.0) | 0.55 | |||||
| LV LGE extent (%) | 19(11–26) | – | 18(12–22) | 25(16–32) | < 0.001 | |||||
| LV LGE distribution, n (%) | ||||||||||
| Anterior wall | 37(50.7) | – | 17(51.5) | 20(66.7) | 0.22 | |||||
| Septum | 45(61.6) | – | 21(63.6) | 24(80.0) | 0.15 | |||||
| Inferior wall | 51(69.9) | – | 23(69.7) | 28(93.3) | 0.039 | |||||
| Lateral wall | 56(76.7) | – | 26(78.8) | 30(100.0) | 0.011 | |||||
| LV LGE location, n (%) | ||||||||||
| Subepicardial | 39(53.4) | – | 14(42.4) | 25(83.3) | 0.001 | |||||
| Middle wall | 23(31.5) | – | 18(54.5) | 5(16.7) | 0.002 | |||||
| Subendocardial | 4(5.5) | – | 4(12.1) | 0 | 0.15 | |||||
| RV EDVi (mL/m2) | 100 ± 27 | 92 ± 26 | 101 ± 30 | 100 ± 22 | 0.60 | |||||
| RV ESVi (mL/m2) | 48 ± 15 | 43 ± 14 | 48 ± 18 | 49 ± 13 | 0.59 | |||||
| RV EF (%) | 52 ± 5.5 | 53 ± 5.9 | 53 ± 5.8 | 52 ± 5.3 | 0.64 | |||||
| RV RWMA, n (%) | 31(42.5) | 4(40.0) | 11(33.3) | 16(53.3) | 0.27 | |||||
| RV fat infiltration, n (%) | 29(39.7) | 2(20.0) | 11(33.3) | 16(53.3) | 0.12 | |||||
| RV LGE, n (%) | 36(49.3) | 3(30.3) | 15(45.5) | 18(60.0) | 0.23 | |||||
Continuous variables are presented as mean ± standard deviation or median (interquartile range) and discrete variables as n (%). Values in bold indicate P < 0.05
LV left ventricular, CMR cardiac magnetic resonance, LGE late gadolinium enhancement, EDVi end diastolic volume index, ESVi end systolic volume index, MI mass index, EF ejection fraction, RWMA regional wall motion abnormalities, RV right ventricular