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Table 3 ECHO and MDCT of Associated extracardiac vascular anomalies

From: 320 cardiac MDCT angiography in preoperative assessment of TOF and its variants: Does it worth it?

Extracardiac vascular anomalies ECHO CT Chi-square
N % N % X2 P-value
Aortic anomalies Abnormal branching 4 8.00 24 48.00 17.907 < 0.001*
 Bovine 0 0.00 7 14.00 5.530 0.019*
 Left vertebral artery from arch 0 0.00 5 10.00 3.368 0.067
 Aberrant right subclavian a 0 0.00 2 4.00 0.510 0.475
 Mirror imaging branching 4 8.00 10 20.00 2.076 0.150
Side
Right sided arch
4 8.00 10 20.00 2.076 0.150
 Aortic coarcitation 1 2.00 2 4.00 0.000 1.000
Prominent bronchial vessel 0 0.00 2 4.00 0.510 0.475
PAPVR 0 0.00 1 2.00 0.000 1.000
TAPVR 0 0.00 1 2.00 0.000 1.000
Azygous continuation of IVC 0 0.00 1 2.00 0.000 1.000
  1. *Statistically significant at P ≤ 0.05