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Table 3 Mixed effects model of longitudinal changes

From: Longitudinal changes in extent of late gadolinium enhancement in repaired Tetralogy of Fallot: a retrospective analysis of serial CMRs

 

Group 1 (n = 84)

Group 2 (n = 43)

Variables

Mean 5 year change (95% CI)

p-value

Mean 5 year change (95% CI)

p-value

RV LGE score

− 0.88 (− 1.12, − 0.64)

 < 0.001

− 0.54 (− 1.07, − 0.01)

0.047

% RV LGE extent

− 2.34 (− 2.91, − 1.76)

 < 0.001

− 1.92 (− 3.18, − 0.67)

0.004

RVEDVI (ml/m2)

1.63 (− 2.37, 5.63)

0.421

− 42.2 (− 60.0, − 24.4)

 < 0.001

RVESVI (ml/m2)

4.07 (1.15, 6.98)

0.007

− 19.1 (− 28.9, − 9.27)

 < 0.001

RVEF (%)

− 2.81 (− 3.92, − 1.71)

 < 0.001

− 3.11 (− 5.97, − 0.26)

0.033

PR fraction (%)

1.36 (− 0.04, 2.76)

0.057

− 24.1 (− 33.4, − 14.9)

 < 0.001

RV Mass/BSA, g/m2

− 0.28 (− 1.03, 0.48)

0.470

− 3.46 (− 5.53, − 1.39)

0.002

RV Mass:Volume, g/ml

− 0.004 (− 0.01, 0.03)

0.243

0.01 (− 0.006, 0.03)

0.212

  1. p-values < 0.05 denote that the slope of longitudinal change differs significantly from zero. Group 1—patients with no interventions between serial CMRs; Group 2—patients with transcatheter or surgical interventions between CMRs. BSA body surface area, CMR cardiovascular magnetic resonance, EDVI end-diastolic volume index, ESVI end-systolic volume index, EF ejection fraction, PR pulmonary regurgitation, LGE late gadolinium enhancement, RV right ventricle