Multivariable predictors of outcome
| HR | 95% CI | p Value | C index | R2 | |
|---|---|---|---|---|---|
| All subjects (N=873; 32 outcomes) | |||||
| Model 1 | |||||
| RV mass/volume ratio ≥0.30 (g/mL) | 5.04 | (2.30 to 11.0) | <0.001 | 0.832 | 0.246 |
| LV EF z score <−2.0 | 3.34 | (1.59 to 7.01) | 0.001 | ||
| History of atrial arrhythmia | 3.65 | (1.75 to 7.62) | 0.001 | ||
| Model 2 | |||||
| RV mass/volume ratio ≥0.30 (g/mL) | 4.17 | (1.96 to 8.86) | <0.001 | 0.781 | 0.215 |
| RV EF z score <−2.0 | 2.59 | (1.19 to 5.64) | 0.02 | ||
| History of atrial arrhythmia | 3.61 | (1.77 to 7.34) | <0.001 | ||
| Subjects without RV-PA conduits (N=724; 19 outcomes) | |||||
| RV mass/volume ratio ≥0.30 (g/mL) | 5.58 | (1.99 to 15.7) | 0.001 | 0.848 | 0.278 |
| LV EF z score <−2.0 | 5.48 | (1.96 to 15.4) | 0.001 | ||
| History of atrial arrhythmia | 6.14 | (2.36 to 16.0) | <0.001 | ||
| Subjects with RV-PA conduits (N=149; 13 outcomes) | |||||
| RV mass/volume ratio ≥0.50 (g/mL) | 9.31 | (2.74 to 31.6) | <0.001 | 0.799 | 0.292 |
| LV end-systolic volume index ≥35 (mL/m2) | 5.79 | (1.50 to 22.3) | 0.01 | ||
| Subjects with Doppler data (N=315; 22 outcomes) | |||||
| RV mass z score (↑1) | 1.08 | (1.02 to 1.14) | 0.008 | 0.864 | 0.362 |
| LV EF z score (↓1) | 1.52 | (1.19 to 1.94) | 0.001 | ||
| RV pressure by Doppler (↑10 mm Hg) | 1.39 | (1.19 to 1.62) | <0.001 | ||
PA, pulmonary artery.