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Table 3 Peak global myocardial velocities in control subjects versus patients with PH

From: Left ventricular diastolic dysfunction in pulmonary hypertension predicts functional capacity and clinical worsening: a tissue phase mapping study

Global velocity

Normal (cm/s)

PH patient (cm/s)

p-value

LV Srad

2.4 ± 0.4

2.3 ± 0.5

0.14

LV Erad

3.1 ± 0.5

2.3 ± 1.0

0.001*

LV Slong

3.3 ± 1.0

3.3 ± 1.1

0.98

LV Elong

4.2 (3.4, 5.5)

2.6 (1.7, 3.3)

<0.00001*

LV S1tang

−1.8 ± 0.7

−1.4 ± 0.8

0.064

LV S2tang

1.3 ± 0.6

0.50 ± 0.69

0.0001*

LV E1tang

−0.4 ± 0.6

1.4 ± 0.5

<0.00001*

LV E2tang

0.9 (0.7,1.3)

−0.8 (−1.1, −0.3)

<0.00001*

  1. Values are mean ± SD, or median (interquartile range)
  2. *indicates statistical significance (p < 0.0018 following Bonferroni correction)
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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