Table 3.

Peak strains and torsions from DENSE and HARP at 3T and 1.5T (mean ± standard deviation)

	3T			1.5T
	DENSE Obs 1	DENSE Obs 2	HARP	DENSE Obs 1	DENSE Obs 2	HARP
Circumferential strain (%)
Base	−15.9 ± 1.8	−16.4 ± 1.6	−16.4 ± 2.6	−15.0 ± 2.3	−16.6 ± 2.7	−16.5 ± 2.0
Mid	−18.1 ± 2.1	−19.0 ± 2.3	−17.9 ± 1.9	−18.2 ± 0.8	−18.7 ± 0.8	−18.2 ± 1.6
Apex	−21.0 ± 2.4	−22.2 ± 2.7	−20.4 ± 3.2	−19.7 ± 1.9	−21.4 ± 2.5	−21.9 ± 1.4
Radial strain (%)
Base	52.2 ± 12.6	61.4 ± 21.1	45.8 ± 18.5	62.4 ± 24.0	60.9 ± 26.0	47.9 ± 18.0
Mid	28.4 ± 7.1	29.7 ± 8.6	34.0 ± 26.4	41.6 ± 10.1	33.7 ± 8.1	30.7 ± 10.5
Apex	29.2 ± 7.7	31.0 ± 11.4	45.9 ± 13.4	34.6 ± 14.9	30.6 ± 13.4	49.5 ± 19.5
Longitudinal strain (%)
Four-chamber	−14.7 ± 1.4	−14.3 ± 1.7	−13.0 ± 1.2	−12.3 ± 1.8	−13.1 ± 1.3	−14.3 ± 2.7
Torsion (deg/mm)
Global	0.38 ± 0.07	0.39 ± 0.07	0.24 ± 0.07	0.31 ± 0.06	0.32 ± 0.06	0.19 ± 0.05