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Table 1 Comparison of CMR findings between control and ASO groups

From: Cardiac mri strain analysis demonstrates systemic right ventricular dysfunction late after atrial switch procedure despite normal ejection fraction

Groups Parameters Controls (n = 14) ASO normal SRV EF (n-13) ASO low SRV EF (n = 20)
Age (years) 17.3 ± 8.4 22.1 ± 6.1 23.6 ± 6.3
Heart rate (bbm) 73 ± 14 66 ± 13 70 ± 12
Age at ASO (mo) - 17 ± 15 22 ± 16
EF (%) 63.8 ± 3.0 60.7 ± 6.1 47.2 ± 7.4*
Ecc -18.3 ± 1.6 -10.9 ± 2.2* -9.1 ± 2.7*
Err - 9.0 ± 3.9 9.9 ± 4.8
Ell - -10.6 ± 2.0 -8.5 ± 4.0