Variations of body composition and of left ventricular mass observed in professional soccer players during the regular season (n = 23)
| Variable . | Pre season . | 1 month . | Mid season . | End season . |
|---|---|---|---|---|
| FFM (kg) | 64.3 ± 6.0 | 65.5 ± 6.4 | 66.4 ± 6.4* | 66.3 ± 5.0* |
| Body fat (%) | 14.6 ± 4.0 | 11.9 ± 2.9* | 11.0 ± 2.6* | 11.0 ± 3.0* |
| LVM (g) | 195.0 ± 25.8 | 201.8 ± 32.1 | 212.5 ± 32.6*† | 213.5 ± 22.9*† |
| LVMi (g/m2) | 98.3 ± 13.6 | 101.7 ± 15.3 | 107.2 ± 13.5*† | 106.2 ± 13.8* |
| LVM/height (g/m) | 108.2 ± 14.7 | 111.8 ± 17.9 | 117.8 ± 16.4*† | 119.0 ± 13.7*† |
| LVM/height2.7 (g/m2.7) | 39.8 ± 6.6 | 41.1 ± 7.5 | 43.4 ± 7.5*† | 44.2 ± 6.8*† |
| LVM/FFM (g/kg) | 3.1 ± 0.4 | 3.1 ± 0.5 | 3.2 ± 0.4* | 3.2 ± 0.4* |
| Variable . | Pre season . | 1 month . | Mid season . | End season . |
|---|---|---|---|---|
| FFM (kg) | 64.3 ± 6.0 | 65.5 ± 6.4 | 66.4 ± 6.4* | 66.3 ± 5.0* |
| Body fat (%) | 14.6 ± 4.0 | 11.9 ± 2.9* | 11.0 ± 2.6* | 11.0 ± 3.0* |
| LVM (g) | 195.0 ± 25.8 | 201.8 ± 32.1 | 212.5 ± 32.6*† | 213.5 ± 22.9*† |
| LVMi (g/m2) | 98.3 ± 13.6 | 101.7 ± 15.3 | 107.2 ± 13.5*† | 106.2 ± 13.8* |
| LVM/height (g/m) | 108.2 ± 14.7 | 111.8 ± 17.9 | 117.8 ± 16.4*† | 119.0 ± 13.7*† |
| LVM/height2.7 (g/m2.7) | 39.8 ± 6.6 | 41.1 ± 7.5 | 43.4 ± 7.5*† | 44.2 ± 6.8*† |
| LVM/FFM (g/kg) | 3.1 ± 0.4 | 3.1 ± 0.5 | 3.2 ± 0.4* | 3.2 ± 0.4* |
Values are mean ± SD
p < 0.05 vs. baseline measurements; †p < 0.05 vs. 1-month measurements
FFM, fat-free mass; LVM, left ventricular mass; LVMi, left ventricular mass index.
Variations of body composition and of left ventricular mass observed in professional soccer players during the regular season (n = 23)
| Variable . | Pre season . | 1 month . | Mid season . | End season . |
|---|---|---|---|---|
| FFM (kg) | 64.3 ± 6.0 | 65.5 ± 6.4 | 66.4 ± 6.4* | 66.3 ± 5.0* |
| Body fat (%) | 14.6 ± 4.0 | 11.9 ± 2.9* | 11.0 ± 2.6* | 11.0 ± 3.0* |
| LVM (g) | 195.0 ± 25.8 | 201.8 ± 32.1 | 212.5 ± 32.6*† | 213.5 ± 22.9*† |
| LVMi (g/m2) | 98.3 ± 13.6 | 101.7 ± 15.3 | 107.2 ± 13.5*† | 106.2 ± 13.8* |
| LVM/height (g/m) | 108.2 ± 14.7 | 111.8 ± 17.9 | 117.8 ± 16.4*† | 119.0 ± 13.7*† |
| LVM/height2.7 (g/m2.7) | 39.8 ± 6.6 | 41.1 ± 7.5 | 43.4 ± 7.5*† | 44.2 ± 6.8*† |
| LVM/FFM (g/kg) | 3.1 ± 0.4 | 3.1 ± 0.5 | 3.2 ± 0.4* | 3.2 ± 0.4* |
| Variable . | Pre season . | 1 month . | Mid season . | End season . |
|---|---|---|---|---|
| FFM (kg) | 64.3 ± 6.0 | 65.5 ± 6.4 | 66.4 ± 6.4* | 66.3 ± 5.0* |
| Body fat (%) | 14.6 ± 4.0 | 11.9 ± 2.9* | 11.0 ± 2.6* | 11.0 ± 3.0* |
| LVM (g) | 195.0 ± 25.8 | 201.8 ± 32.1 | 212.5 ± 32.6*† | 213.5 ± 22.9*† |
| LVMi (g/m2) | 98.3 ± 13.6 | 101.7 ± 15.3 | 107.2 ± 13.5*† | 106.2 ± 13.8* |
| LVM/height (g/m) | 108.2 ± 14.7 | 111.8 ± 17.9 | 117.8 ± 16.4*† | 119.0 ± 13.7*† |
| LVM/height2.7 (g/m2.7) | 39.8 ± 6.6 | 41.1 ± 7.5 | 43.4 ± 7.5*† | 44.2 ± 6.8*† |
| LVM/FFM (g/kg) | 3.1 ± 0.4 | 3.1 ± 0.5 | 3.2 ± 0.4* | 3.2 ± 0.4* |
Values are mean ± SD
p < 0.05 vs. baseline measurements; †p < 0.05 vs. 1-month measurements
FFM, fat-free mass; LVM, left ventricular mass; LVMi, left ventricular mass index.
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