| MR Grading | ||
| None/Trace | 0 | |
| Mild | 1 | |
| Moderate | 2 | |
| Moderately-Severe | 3 | |
| Severe | 4 | |
| LVEDD Ranges (cm) | ||
| Women | Men | |
| Normal-Range | 3.9 - 5.3 | 4.2 - 5.9 |
| Mildly-Abnormal | 5.4 - 5.7 | 6.0 - 6.3 |
| Moderately-Abnormal | 5.8 - 6.1 | 6.4 - 6.8 |
| Severely-Abnormal | ≥6.2 | ≥6.9 |