Skip to main content

Advertisement

Table 2 Peak systolic strains, rotation and twist of subendocardial and subepicardial layers among the three groups of athletes

From: The effect of exercise training on left ventricular function in young elite athletes

  Cycling Soccer Basket Controls
Endocardial parameters     
Mean circum-ε (%)     
Basal -23.02 ± 4.6 -23.40 ± 2.6 -21.82 ± 3.5 -23.63 ± 3.5
Apical -37.64 ± 8.5¥ -33.82 ± 8.0 -32.15 ± 9.3 -29.49 ± 7.4
Mean Longit- ε (%) -16.72 ± 3.2 -17.84 ± 2.8 -17.96 ± 2.9 -18.08 ± 2.3
Mean Rotation (°)     
Basal -7.32 ± 2.1£ -6.29 ± 2.4 -6.19 ± 1.5 -5.69 ± 1.0
Apical 8.86 ± 3.2 7.65 ± 2.1 7.29 ± 2.0 7.79 ± 1.8
Mean Twist (°) 16.18 ± 4.1* Φ ? 13.94 ± 2.7 13.48 ± 3.4 12.89 ± 2.4
Epicardial parameters     
Mean circum- ε (%)     
Basal -13.50 ± 3.3 -14.53 ± 2.5 -13.87 ± 2.6 -13.28 ± 1.6
Apical -15.55 ± 4.7* -12.75 ± 3.9 -11.06 ± 3.2Δ -14.56 ± 6.5
Mean Longit- ε (%) -11.70 ± 2.0 -13.43 ± 2.4 -13.72 ± 2.9 -14.73 ± 3.3
Mean Rotation (°)     
Basal -4.34 ± 1.2* -3.52 ± 1.1 -3.71 ± 1.2? -2.53 ± 0.7
Apical 5.00 ± 1.7 4.26 ± 1.3 3.81 ± 1.5Δ 5.10 ± 2.3
Mean Twist (°) 9.51 ± 2.4# § ¥ 7.78 ± 1.7 7.52 ± 1.5 7.63 ± 2.1
Δ Endo/Epi 6.67 ± 3.8 6.17 ± 2.2 5.96 ± 2.4 5.48 ± 1.47
  1. Legend:. *p = .04 vs. soccer; p = .03 vs. basket; p = .04 vs. basket; p = .006 vs. basket; # p = .01 vs. soccer; Φ p = .02 vs. basket, § p = .005 vs. basket, £ p = .04 vs. controls, ¥ p = .02 vs. controls, ? p = .01 vs. controls, p = .03 vs. controls, p < .001 vs. controls, Δ p = .05 vs. controls, p = .005 vs. controls. Circum-ε: circumferential strain; Longit-ε: longitudinal strain.