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Table 2 Values of global longitudinal, radial and circumferential strain, and rotational parameters of the study population, differentiated by sex and age

From: Comprehensive assessment of left ventricular myocardial function by two-dimensional speckle-tracking echocardiography

  Total (n 90) Men (n 52) Women (n 38) p ≤ 55 y (n 59) >  55 y (n 31) p
LS (%) −21.1 ± 2.1 − 20.7 ± 2.0 −21.7 ± 2.1 0.02 −21.1 ± 1.8 −21.1 ± 2.5 0.98
RS (%) 33.5 ± 10.2 34.0 ± 9.9 32.8 ± 10.7 0.59 32.4 ± 9.6 35.6 ± 11.2 0.15
CS (%) −21.6 ± 3.9 −21.9 ± 4.3 −21.3 ± 3.4 0.41 −21.2 ± 3.4 − 22.4 ± 4.7 0.16
MAPSE (cm) 1.4 ± 0.1 1.48 ± 0,1 1.36 ± 0.1 0.01 1.4 ± 0.2 1.3 ± 0.1 0.01
B-A (cm) 8.2 ± 0.8 8.6 ± 0.6 7.6 ± 0.6 0.01 8.3 ± 0.8 7.9 ± 0.8 0.04
Apical Rot (°) 14.4 ± 6.5 14.9 ± 7.0 13.7 ± 5.9 0.40 14.2 ± 1.0 14.7 ± 0.9 0.76
Basal Rot (°) − 6.2 ± 3.6 −6.0 ± 3.5 −6.5 ± 3.8 0.50 −5.7 ± 3.4 − 7.3 ± 3.9 0.05
Twist (°) 20.3 ± 7.6 20.7 ± 7.9 19.6 ± 7.1 0.51 19.4 ± 7.9 21.9 ± 6.6 0.14
CTor (°/cm) 2.5 ± 1.0 2.4 ± 1.0 2.6 ± 1.0 0.39 2.3 ± 1.0 2.8 ± 0.9 0.05
TorI (°/cm) 14.2 ± 5.3 14.0 ± 5.4 14.5 ± 5.2 0.67 13.1 ± 5.0 16.5 ± 15.2 0.01
CDP
 DP (° x %) −432 ± 172 − 431 ± 170 433 ± 177 0.96 − 415 ± 182 − 463 ± 149 0.21
 DefI (° / %) − 0.96 ± 0.36 −1.00 ± 0.39 −0.90 ± 0.31 0.18 −0.9 ± 0.3 −1.0 ± 0.3 0.09
  1. LS Longitudinal Strain, RS Radial Strain, CS Circumferential Strain, MAPSE Mitral annular plane systolic excursion, B-A Base-Apex distance, Rot. Rotation, CTor Classic Torsion, TorI Torsion Index, CDP Combinated Deformation Parameter, DP Deformation Product, DefI Deformation Index