Background
Methods
Study population
CMR acquisition
CMR analysis and MAPSE assessment
Follow-up
Statistical analysis
Results
Patient characteristics
Characteristics | Total | Lateral MAPSE < median | Lateral MAPSE ≥ median |
P Value |
---|---|---|---|---|
N = 400 |
N = 195 |
N = 205 | ||
Age (±SD) | 57.9 (±14.7) | 59.7 (±14.6) | 56.2 (±14.6) | 0.017 |
Male % | 44.8 | 47.7 | 42.0 | 0.248 |
BMI (±SD) | 30.6 (±6.4) | 31.0 (±6.5) | 31.1 (±6.3) | 0.876 |
Diabetes % | 32.5 | 38.5 | 26.8 | 0.013 |
Hyperlipidemia % | 52.0 | 56.9 | 47.3 | 0.055 |
Smoking % | 18.0 | 23.6 | 12.7 | 0.005 |
Hypertension % | 73.8 | 76.4 | 71.2 | 0.238 |
Known CAD % | 31.1 | 36.6 | 25.9 | 0.020 |
Prior MI % | 13.3 | 16.4 | 10.2 | 0.069 |
Prior PCI % | 15.8 | 19.5 | 12.2 | 0.045 |
Prior CABG % | 3.8 | 3.1 | 4.4 | 0.490 |
NYHA class | 0.6 (±0.9) | 0.5 (±0.9) | 0.6 (±1.0) | 0.295 |
Heart Failure % | ||||
None | 69.2 | 70.7 | 67.8 | 0.543 |
NYHA 1 | 12.1 | 12.6 | 11.6 | 0.760 |
NYHA 2 | 12.3 | 11.5 | 13.1 | 0.642 |
NYHA 3 | 5.4 | 4.7 | 6.0 | 0.564 |
NYHA 4 | 0.5 | 0.5 | 0.5 | 0.977 |
Antiplatelet Drug % | 53.3 | 52.5 | 54.1 | 0.788 |
Statin % | 50.1 | 49.6 | 52.1 | 0.684 |
ACE inhibitor % | 40.4 | 43.9 | 40.0 | 0.235 |
Beta Blocker % | 64.2 | 64.7 | 63.7 | 0.853 |
Diuretic % | 46.5 | 42.0 | 50.7 | 0.144 |
LVEF (±SD) | 58.9 (±13.7) | 55.5 (±15.6) | 62.2 (±10.7) | <0.001 |
LV mass g (±SD) | 118.8 (±43.3) | 123.6 (±48.1) | 114.6 (±38.3) | 0.039 |
LGE present % | 20.9 | 26.7 | 15.3 | 0.006 |
Inter and intra observer variability
Primary outcomes
Outcomes stratified by MAPSE
Variables | Univariable | Multivariable | ||
---|---|---|---|---|
Hazard Ratio (95 % CI) |
P Value | Hazard Ratio (95 % CI) |
P Value | |
Age | 1.016 (0.999–1.033) | 0.0585 | 0.985 (0.958–1.013) | 0.286 |
Male | 1.014 (0.638–1.612) | 0.9531 | - | - |
Diabetes | 1.693 (1.058–2.713) | 0.0309 | 0.863 (0.428–1.740) | 0.680 |
Hyperlipidemia | 1.326 (0.825–2.131) | 0.2397 | - | - |
Smoking | 0.998 (0.555–1.795) | 0.9953 | - | - |
Hypertension | 2.482 (1.189–5.181) | 0.0066 | 2.355 (0.820–6.766) | 0.112 |
NYHA class | 0.810 (0.618–1.060) | 0.1080 | 0.853 (0.519–1.403) | 0.532 |
LVEF | 1.001 (0.985–1.017) | 0.9234 | - | - |
LGE present | 1.263 (0.757–2.110) | 0.3794 | - | - |
LV mass | 1.009 (1.002–1.017) | 0.0211 | 1.008 (1.000–1.015) | 0.044 |
Lateral MAPSEa
| 2.228 (1.051–4.679) | 0.0331 | 4.384 (1.257–15.271) | 0.020 |
Septal MAPSEa
| 1.585 (0.682–3.715) | 0.2865 | - | - |