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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: J Nucl Cardiol. 2013 Oct 22;20(6):1093–1107. doi: 10.1007/s12350-013-9791-2

Table 3.

% Fractional standard deviation: global uniformity of the polar maps for the simulated breath-hold and average-CT studies with HCT

Breath-hold −2 cm Breath-hold −1 cm Breath-hold 0 cm Breath-hold +1 cm Breath-hold +2 cm Average-CT
Male—Heart-1
6.2 5.7 5.5 5.7 6.8 4.8
Male—Heart-2
5.3 5.4 5.4 5.7 6.1 5.7
Female—Heart-2
19.0 15.4 8.3 8.1 10.2 6.9

BH, Breath-hold CT acquisitions at different respiratory extents; BH −2 cm, deep-end-inspiration; BH −1 cm, end-inspiration; BH 0 cm, mid-respiration; BH +1, end-expiration; BH +2, deep-end-expiration.