. 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.