CMR parameters in patients with normal, hypokinetic and dyskinetic apical contraction
| Apical contraction | Normal | Hypokinetic | Dyskinetic | p Value |
|---|---|---|---|---|
| Number | 27 | 12 | 11 | |
| Cine-CMR | ||||
| LVEF (%) | 66.2±12.3 | 65.9±7.61 | 56.4±10.5* | 0.04 |
| LVMI (g/m2) | 63.7±26.0 | 64.6±25.4 | 87.4±25.9 | 0.05 |
| LVEDVI (mL/m2) | 60.4±16.3 | 57.7±19.0 | 66.2±12.3 | 0.44 |
| LVESVI (mL/m2) | 20.0±9.6 | 20.7±9.5 | 27.4±7.1 | 0.08 |
| Maximum LVWT (mm) | 18.3±4.2 | 19.2±5.8 | 20.3±3.8 | 0.48 |
| LGE-CMR | ||||
| LGE in any LV wall | 16 (59.3%) | 9 (75.0%) | 11 (100%) | 0.04 |
| In the apex | 11 (40.7%) | 10 (83.3%) | 11 (100%) | <0.001 |
| In other LV segments | 11 (40.7%) | 7 (58.3%) | 9 (81.8%) | 0.06 |
| Number of LGE segments | 3.5±4.9 | 2.8±2.7 | 7.0±4.2 | 0.05 |
Each value is mean±SD or number (%).
*p<0.05 vs Normal by Scheffe's post hoc analyses after one-way analysis of variance.
CMR, cardiac MR; LGE, late gadolinium enhancement; LVEDVI and LVESVI, left ventricular end-diastolic and end-systolic volume index; LVEF, left ventricular ejection fraction; LVMI, left ventricular mass index; LVWT, left ventricular wall thickness.