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Table 3 Pulse Doppler and TDI parameters.

From: Quantitative analysis of left atrial function in asymptomatic patients with b-thalassemia major using real-time three-dimensional echocardiography

Variable

Patients

Controls

p

E (cm/s)

67.7 ± 5.9

70.45 ± 8.0

0.1

A (cm/s)

45.25 ± 5.9

45.6 ± 5.7

0.8

E/A

1.5 ± 0.1

1.6 ± 0.1

0.3

E' (cm/s)

13.9 ± 1.9

14.3 ± 2.0

0.5

E/E'

4.9 ± 0.8

4.9 ± 0.7

0.9

IVRT (msec)

59 ± 31

61 ± 28

0.6

DT (msec)

141 ± 38

136 ± 44

0.8

  1. Values are expressed as mean and standard deviation. IVRT = isovolumic relaxation time; DT = deceleration time. In all cases differences were not statistical significant (p = NS).
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Cardiovascular Ultrasound

ISSN: 1476-7120

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