Table 5 Comparison of the RV function of asthmatic children and controls by conventional echocardiography and TDE
From: Evaluation of cardiac function in asthmatic children by Tissue Doppler Echocardiography
Right ventricular function | Group I “Control” (n = 35) | Group II “Asthma” (n = 35) | p | ||
|---|---|---|---|---|---|
Min.–Max | Mean ± SD | Min.–Max | Mean ± SD | ||
Echocardiography | |||||
TAPSE (cm) | 1.48–2.71 | 2.10 ± 0.36 | 1.49–2.63 | 2.05 ± 0.29 | 0.580 |
E velocity (cm/sec) | 49.0–82.0 | 60.46 ± 6.78 | 47.0–68.0 | 58.26 ± 4.92 | 0.125 |
A velocity (cm/sec) | 36.0–51.0 | 44.26 ± 4.19 | 33.0–58.0 | 43.91 ± 5.05 | 0.758 |
E/A ratio | 0.20–1.70 | 1.33 ± 0.23 | 1.12–1.77 | 1.33 ± 0.14 | 0.975 |
Pulsed-wave Tissue Doppler | |||||
Lateral leaflets | |||||
S' velocity(cm/sec) | 13.70–17.40 | 15.71 ± 0.98 | 6.90–16.80 | 11.53 ± 3.24 | < 0.001* |
E' velocity (cm/sec) | 6.40–17.40 | 16.02 ± 1.75 | 7.40–16.0 | 11.56 ± 3.18 | < 0.001* |
A' velocity(cm/sec) | 0.70–11.60 | 10.42 ± 1.73 | 3.90–11.0 | 7.01 ± 2.53 | < 0.001* |
E'/A' ratio | 1.30–1.59 | 1.49 ± 0.06 | 1.39–2.0 | 1.70 ± 0.18 | < 0.001* |
IVRT msec | 92.20–119.0 | 102.39 ± 5.37 | 87.90–176.10 | 140.10 ± 34.35 | < 0.001* |