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Table 2 Comparison of patient characteristics between the studied cohort and the entire cohort of ASO patients under active care

From: Evaluation of a comprehensive cardiovascular magnetic resonance protocol in young adults late after the arterial switch operation for d-transposition of the great arteries

 

STUDY COHORT

TORONTO COHORT

p-value

n = 27

n = 65

Age at enrolment (years)

21 ± 3*

24 ± 8

NS

Male, n (%)

23 (85)

40 (62)

0.03

Age at surgery (days)

6 ± 5*

6 ± 5

NS

Era of ASO surgery

1979 - 1991

1979 - 1991

 

Cardiac anatomy

   

TGA with IVS

14

36

NS

TGA with VSD

12

27

 

Taussig-Bing

1

2

 

Coronary pattern

   

1LCx2R (usual)

18

42

NS

2RLCx (single ostium)

4

5

 

1L2RCx (CX from RCA)

4

13

 

1Cx2RL (LAD from RCA)

1

3

 

Bypass time, min

141 ± 99*

150 ± 54

NS

Cross clamp time, min

99 ± 22*

93 ± 21

NS

  1. ASO = arterial switch operation, Cx = circumflex artery; IVS = intact ventricular septum; LAD = left coronary artery; RCA = right coronary artery; TGA = transposition of the great arteries; VSD = ventricular septum defect.
  2. *Patients with early repair only.
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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