Table 3. Comparison of right ventricular and left ventricular regional long axis systolic and early diastolic velocities in individuals with Friedreich ataxia and control subjects.
| FRDA | Controls | P | |
|---|---|---|---|
| RV s`(cm/s) | 11.6±2.3 | 13.8±2.4 | <0.001 |
| Septal s`(cm/s) | 7.3±1.3 | 8.4±1.5 | <0.001 |
| Inferior s`(cm/s) | 7.9±1.7 | 9.5±1.6 | <0.001 |
| Anterior s`(cm/s) | 9.0±2.6 | 10.3±1.8 | 0.001 |
| Lateral s`(cm/s) | 9.5±2.7 | 11.3±2.2 | <0.001 |
| RV e`(cm/s) | 11.0±2.9 | 12.9±2.6 | <0.001 |
| Septal e`(cm/s) | 8.3±2.0 | 10.7±2.4 | <0.001 |
| Inferior e`(cm/s) | 9.4±2.8 | 13.5±3.6 | <0.001 |
| Anterior e`(cm/s) | 11.0±3.1 | 15.1±3.2 | <0.001 |
| Lateral e`(cm/s) | 11.8±3.4 | 17.3±4.3 | <0.001 |