Table 2.
Inter-rater reliability of TTE measurements
| Measurement | Intra-class coefficient |
|---|---|
| Septum in subcostal frontal | 0.62 |
| Defect in subcostal frontal | 0.53 |
| Septum in subcostal sagittal | 0.50 |
| Defect in subcostal sagittal | 0.62 |
| RUPV rim | 0.82 |
| Mitral valve rim | 0.74 |
| IVC rim | 0.73 |
| SVC rim | 0.59 |
| Retro-aortic rim | 0.87 |
Abbreviations: IVC inferior vena cava, RUPV right upper pulmonary vein, SVC super vena cava Agreement of diagnosis of deficient retro-aortic rim (<5mm) was 94.9%, unadjusted kappa=0.88, p<0.0001.