TABLE 1.
Characteristics of studies according to different echocardiographic parameters
| Parameter at echocardiography | Studies | Overall patients | Retrospective | Single-centre | Found an association with mortality | Found an association with adverse outcome |
| RVD | 41 | 12 209 | 10 | 17 | NA | NA |
| Hypokinesis | 6 | 17 510 | 3 | 3 | 3 | 3 |
| McConnell's sign | 4 | 1078 | 2 | 4 | 3 | NA |
| PAP | 6 | 1104 | 3 | 6 | 6 | NA |
| RV diameter | 10 | 2091 | 4 | 5 | 7 | NA |
| RV/LV ratio | 16 | 6391 | 8 | 6 | 6 | 5 |
| TAPSE | 14 | 5697 | 7 | 8 | 9 | 1 |
NA: not applicable; RVD: right ventricular dysfunction as comprehensive definition; PAP: pulmonary artery pressure; RV/LV ratio: right ventricle/left ventricle diameter ratio; TAPSE: tricuspid annular plane systolic excursion.