CMR results
| Athletes(mean±SD) | Controls(mean±SD) | P values | ||
| LVEDV (mL) | 193.65±31.67 | 155.92±26.30 | <0.001 | |
| LVEDV index (mL/m2) | 107.53±15.94 | 81.33±10.71 | <0.001 | |
| LVESV (mL) | 72.47±15.98 | 57.75±13.96 | <0.001 | |
| LVESV index (mL/m2) | 40.29±8.59 | 30.08±6.32 | <0.001 | |
| LVEF (%) | 62.53±4.89 | 63±5.15 | 0.779 | |
| RVEDV (mL) | 204.44±37.50 | 165.58±31.90 | 0.003 | |
| RVEDV index (mL/m2) | 113.59±19.83 | 86.42±13.57 | <0.001 | |
| RVESV (mL) | 76.12±20.69 | 64.67±17.15 | 0.086* | |
| RVESV index (mL/m2) | 42.38±11.61 | 33.83±7.85 | 0.023* | |
| RVEF (%) | 62.91±6.24 | 61.5±5.27 | 0.488 | |
| Ratio RV-LV | 0.96±0.10 | 0.96±0.14 | 0.968 | |
| LVM (g) | 124.59±22.13 | 124.54±32.23 | 0.996 | |
| LVM index (g/m2) | 69±11.05 | 65.25±15.73 | 0.372 | |
| Max wall thickness (mm) | 11±1.33 | 8.50±2.65 | <0.001* | |
| LA area (cm2) | 28.03±3.71 | 24.67±4.16 | 0.013 | |
| T1 mapping | ||||
| Native T1 septal (ms) | 943.59±52.58 | 984.13±36.82 | 0.006* | NS |
| Native T1Lat (ms) | 925.3±45.90 | 960.25±29.77 | 0.029* | NS |
| ECV septal | 0.25±0.02 | 0.22±0.02 | <0.001 | NS |
| ECVLat | 0.24±0.04 | 0.17±0.08 | 0.006 | NS |
| Haematocrit (%) | 0.42±0.02 | 0.46±0.04 | 0.001* | S |
| DE* | 3(9%) | 0 | ||
CMR, cardiovascular magnetic resonance; DE, delayed-enhancement; ECV, extracellular volume; LA, left atrial; LVEDV, left ventricular end-diastolic volume; LVEF, left ventricular ejection fraction; LVM, left ventricular mass; RVEDV, right ventricular end-diastolic volume; RVEF, right ventricular ejection fraction.