Table 1.
Degree of Dilatation as Defined by the American Society of Echocardiography Based on Left Ventricular End-Diastolic Dimension
| Males | Females | |||||||
|---|---|---|---|---|---|---|---|---|
| LVEDD (cm) | Patients (No.) | LV Mass (g) | Patients (No.) | LVEDD (cm) | Patients (No.) | LV Mass (g) | Patients (No.) | |
| Normal | 4.2 to 5.9 | 197 | 88 to 224 | 109 | 3.9 to 5.3 | 29 | 67 to 162 | 14 |
| Mild | 6.0 to 6.3 | 118 | 225 to 258 | 87 | 5.4 to 5.7 | 32 | 163 to 186 | 19 |
| Moderate | 6.4 to 6.8 | 138 | 259 to 292 | 75 | 5.8 to 6.1 | 38 | 187 to 210 | 16 |
| Severe | ≥6.9 | 184 | ≥293 | 366 | ≥6.2 | 69 | ≥211 | 119 |
LVEDD indicates left ventricular end-diastolic diameter; LVEF, left ventricular ejection fraction.