. Author manuscript; available in PMC: 2009 Jul 1.

Published in final edited form as: J Thorac Cardiovasc Surg. 2008 May 19;136(1):150–158. doi: 10.1016/j.jtcvs.2007.12.023

TABLE 3.

Morphometric Data

	LVAD	RVAD	TAH	Control
Wall diameter (µm)	310.8 ± 56.8^‡	242.5 ± 36.5	225.7 ± 18.1	194.2 ± 15.6
Wall thickness (µm)	121.9 ± 27.1^†	88.7 ± 15.0	75.1 ± 14.0	63.3 ± 7.0
Wall thickness/diameter	0.38 ± 0.01	0.35 ± 0.01	0.32 ± 00.3	0.34 ± 0.03
Wall CSA (mm²)	13.6 ± 5.1^‡	9.1 ± 3.1	6.5 ± 1.7	4.8 ± 0.5
SML CSA/nSMC (µm/cell)	477 ± 220	435 ± 107	615 ± 497	330 ± 75

LVAD, left ventricular assist device; RVAD, right ventricular assist device; TAH, total artificial heart; CSA, cross-sectional area; SML, smooth muscle layer; nSMC, number of smooth muscle cells.

^†

p < 0.01 vs other groups

^‡

p < 0.05 vs other groups.