Table 3.
Comparison between CMR examinations before and after SARS-CoV-2 infection
| CMR scan before SARS-CoV-2 infection (n=14) | CMR scan after SARS-CoV-2 infection (n=14) | P values | |
| Standard left and right ventricular CMR parameters | |||
| LVEF (%), median (IQR) | 55 (53–58) | 57 (53–61) | 0.091 |
| LVEDVi (mL/m2), median (IQR) | 111 (103–120) | 117 (104–125) | 0.305 |
| LVESVi (mL/m2), median (IQR) | 47 (46–59) | 51 (42–55) | 0.216 |
| LVSVi (mL/m2), median (IQR) | 65 (57–67) | 65 (60–75) | 0.135 |
| LVMi (g/m2), median (IQR) | 63 (59–77) | 70 (62–82) | 0.502 |
| RVEF (%), median (IQR) | 54 (52–56) | 57 (53–60) | 0.091 |
| RVEDVi (mL/m2), median (IQR) | 113 (107–120) | 116 (100–122) | 0.946 |
| RVESVi (mL/m2), median (IQR) | 53 (44–60) | 49 (45–57) | 0.094 |
| RVSVi (mL/m2), median (IQR) | 62 (57–69) | 64 (59–73) | 0.38 |
| Global left and right ventricular strain | |||
| LV-GLS (%), median (IQR) | −20 (−22 to −19) | −20 (−21 to −18) | 0.241 |
| LV-GCS (%), average ±SD | −27±3 | −28±5 | 0.883 |
| LV-GRS (%), median (IQR) | 50 (45–55) | 49 (45–53) | 0.715 |
| RV-GLS (%), average ±SD | −24±3 | −23±3 | 0.29 |
| Parametric mapping | |||
| T1 mapping, median (IQR), ms | 947 (932–961) | 937 (933–966) | 0.791 |
| T2 mapping, median (IQR), ms | 43 (43–45) | 44 (42–46) | 0.32 |
CMR, cardiac magnetic resonance; GCS, global circumferential strain; GLS, global longitudinal strain; GRS, global radial strain; LV, left ventricular; LVEDVi, left ventricular end diastolic volume index; LVEF, left ventricular ejection fraction; LVESVi, left ventricular end systolic volume index; LVMi, left ventricular mass index; LVSVi, left ventricular stroke volume index; RV, right ventricular; RVEDVi, right ventricular end diastolic volume index; RVEF, right ventricular ejection fraction; RVESVi, right ventricular end systolic volume index; RVSVi, right ventricular stroke volume index.