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Table 2 Comparison of echocardiographic parameters at baseline between trial arms and comparison of the changes in measurement on the follow up scans compared to baseline

From: Cardiac structure and function after revascularization versus medical therapy for renal artery stenosis: the ASTRAL heart echocardiographic sub-study

  Baseline Change at follow up
Medical Revasc Medical Revasc p
Aortic root diameter (cm) 3.1 ± 0.4 3.1 ± 0.4 0.002 ± 0.3 0.06 ± 0.3 0.4
LVOT velocity (m/s) 1.2 ± 0.2 1.2 ± 0.2 −0.02 ± 0.1 −0.03 ± 0.1 0.7
LV ejection fraction (%) 53.8 ± 10.5 53.6 ± 9.2 0.8 ± 8.7 −2.8 ± 6.8 0.05
Left atrial diameter (cm) 3.8 ± 0.5 3.9 ± 0.5 0.1 ± 0.4 0.01 ± 0.5 0.3
LVESD (cm) 2.8 ± 0.6 2.8 ± 0.5 − 0.07 ± 0.4 0.1 ± 0.6 0.1
LVEDD (cm) 4.9 ± 0.4 4.9 ± 0.4 − 0.08 ± 0.4 − 0.07 ± 0.4 0.9
Left ventricular mass (g) 203 ± 37 202 ± 34 − 2.9 ± 33 −1.7 ± 39 0.9
Relative wall thickness 0.45 ± 0.08 0.44 ± 0.06 0.01 ± 0.06 0.01 ± 0.06 0.98
E:A 1.1 ± 0.6 1.1 ± 0.6 − 0.0005 ± 0.6 0.03 ± 0.7 0.8
E deceleration time (ms) 206 ± 59 202 ± 66 − 1.1 ± 55.5 −9.0 ± 70.2 0.6
  1. Data are mean ± standard deviation
  2. Key: revasc revascularization arm, LVOT left ventricular outflow tract, LV left ventricular, ESD end systolic diameter, EDD end diastolic diameter, n/s not significant