. Author manuscript; available in PMC: 2012 Dec 1.

Published in final edited form as: Magn Reson Med. 2011 Jun 10;66(6):1674–1681. doi: 10.1002/mrm.22950

Table 2.

RCA sharpness of the images reconstructed with different gating windows using retrospective NAV and CosMo. There was no statistically significant difference between the two techniques with any of gating windows.

Window Size	NAV Technique	Gating Efficiency	Sharpness	Normalized Sharpness
3 mm	Retro NAV	N/A	1865±733	0.54±0.07
3 mm	CosMo	47%	1537± 632	0.5±0.08
5 mm	Retro NAV	N/A	1661±523	0.52±0.08
5 mm	CosMo	57%	1424±560	0.49±0.09
7 mm	Retro NAV	N/A	1834±695	0.53±0.07
7 mm	CosMo	64%	1424±560	0.49±0.08
10 mm	Retro NAV	N/A	1778±761	0.51±0.08
10 mm	CosMo	76%	1512±650	0.48±0.09
5 mm & 10 mm	Retro NAV	N/A	1836±707	0.52±0.08
5 mm & 10 mm	CosMo	62%	1548±568	0.49±0.08