Table 2.

Comparison of mesh density, quality (angle, orthogonality, skew) and computational speed for PRM and UNST meshes.

	#Elements		Min angle		Orthogonality		Equiangle Skew		CPU time
Subjects	PRM	UNST	PRM (mean, min)	UNST (mean, min)	PRM (mean, min)	UNST (mean, min)	PRM (mean, min)	UNST (mean, min)	PRM Tc (min)	UNST Tc (min)
I	1783K	29940K	77.2, 39.0	44.4,13.8	0.97, 0.79	0.78, 0.38	0.85, 0.56	0.74, 0.23	78	1917
II	2158K	22455K	77.6, 21.6	40.2, 5.0	0.96, 0.40	0.69, 0.04	0.84, 0.39	0.67, 0.07	86	1980
III	1876K	26342K	79.7, 25.4	45.3, 8.3	0.97, 0.56	0.67, 0.12	0.84, 0.47	0.68, 0.12	103	2466
IV	2115K	32536K	78.3, 22.4	42.3, 9.2	0.97, 0.67	0.68, 0.07	0.86, 0.47	0.69, 0.22	89	2745
V	1918K	22547K	80.4, 32.3	43.6, 8.6	0.98, 0.72	0.71, 0.17	0.83, 0.42	0.70, 0.09	72	2035
V1	1897K	27986K	76.9, 34.5	44.1, 6.0	0.96, 0.55	0.68, 0.22	0.86, 0.51	0.65, 0.04	82	2785
Mean	1958K	26967K	78.3, 29.2	43.3, 8.4	0.97, 0.62	0.71,0.17	0.85, 0.47	0.69, 0.13	85	2321

PRM: Parametric hexahedral mesh, UNST: Unstructured tetrahedral mesh. Tc: Total CPU time for a one cardiac cycle