Table 1 Differences in geometric variables and hemodynamic response to exercise between TGA subjects and controls. p<0.05 is considered statistically significant.

LV-AV angle [°]

62 ± 9

63 ± 8

0.65

AV-STJ angle [°]

151 ± 10

172 ± 3

<0.001

Aortic centreline length [mm/m²]

140 ± 22

123 ± 12

0.008

Aortic arch curviture [1/mm/m²]

0.053 ± 0.016

0.020 ± 0.004

<0.001

VO₂ max [mL/kg/min]

39.4 ± 5.0

36.6 ± 7.8

0.23

Peak blood pressure [mmHg]

151 ± 20

152 ± 21

0.96

Peak heart rate [bpm]

175 ± 10

175 ± 13

0.99