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Table 3 Baseline and follow-up carotid ultrasound measurements

From: One, two and three-dimensional ultrasound measurements of carotid atherosclerosis before and after cardiac rehabilitation: preliminary results of a randomized controlled trial

Measurement (±SD) Group A Group B
n BL FU Total diff. p n BL FU Total diff. p
IMT (mm) 17 0.785 (0.121) 0.778 (0.115) -0.007 (0.083) 0.728 19 0.742 (0.142) 0.791 (0.140) 0.048 (0.103) 0.054
TPA (cm2) 19 1.05 (1.64) 1.08 (1.50) 0.03 (0.28) 0.629 17 1.19 (0.64) 1.15 (0.74) -0.04 (0.27) 0.567
TPV (mm3) 14 55 (60) 53 (57) -2 (14) 0.674 18 137 (115) 138 (116) 1 (18) 0.773
VWV (mm3) 13 972 (234) 960 (241) -12 (62) 0.507 16 894 (152) 909 (156) 15 (76) 0.431
  1. TPA = total plaque area; IMT = intima media thickness; TPV = total plaque volume; VWV = vessel wall volume; BL = baseline; FU = follow-up.
  2. Total IMT is calculated by taking the mean between the left (L) and right (R) sides. Total TPA, TPV and VWV is the sum of the L and R sides.