Fig 1.
Example of the method for tracing the velocity time integrals of the systolic and early diastolic tissue Doppler signals from the mitral annulus.
Table 1.
Clinical and echocardiographic characteristics of the study groups.
Table 2.
Univariate correlations of age in Group 1 and Group 2.
Table 3.
Univariate correlations of heart rate in Group 1 and Group 2.
Table 4.
Univariate correlations of tissue Doppler variables with height, weight, body surface area and body mass index.
Fig 2.
Scatter plots of heart rate v septal systolic signal duration (A) and heart rate v lateral systolic signal duration (B) in Group 1.
Fig 3.
Scatter plots of heart rate v septal s` (A) and heart rate v lateral s` (B) in Group 1.
Fig 4.
Scatter plots of heart rate v septal SExc (A) and heart rate v lateral SExc (B) in Group 1.
Table 5.
Linear regression analysis of SDur with heart rate, sex and body size in Groups 1 and 2.
Table 6.
Linear regression analysis of s` with systolic excursion, heart rate, body size and left ventricular diastolic length.
Table 7.
Equations for s` based on heart rate and height in Groups 1 and 2.
Table 8.
Predicted s` in Group 1 and Group 2 based on combinations of two different heart rates and heights.