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. Author manuscript; available in PMC: 2016 Jul 8.
Published in final edited form as: Heart. 2015 Jun 5;101(16):1325–1331. doi: 10.1136/heartjnl-2014-307311

Table 4.

Correlation coefficients of APC flow as a per cent of aortic flow versus CBF indexed to BSA and significance

APC flow as % of Ao using IVC vs Jug flow indexed to BSA
 APC flow as % of Ao using DAo vs Jug flow indexed to BSA
Room air Hypercarbia Room air Hypercarbia
Pre-BDG R=−0.37 (p=0.04) R=−0.68 (p<0.01) Pre-BDG R=−0.41 ( p=0.03) R=−0.68 (p<0.01)
BDG R=−0.56 (p<0.01) R=−0.50 (p<0.01) BDG R=−0.49 ( p<0.01) R=−0.52 (p<0.01)
Fontan R=−0.51 (p<0.01) N/A Fontan R=−0.47 ( p=0.04) N/A
All R=−0.51 (p<0.01) N/A All R=−0.53 ( p<0.01) N/A

Ao, aorta; APC, aortic-to-pulmonary collateral; BDG, bidirectional Glenn; BSA, body surface area; CBF, cerebral blood flow; DAo, descending aorta; IVC, inferior vena cava.