Table 3. Mean circumferential strain values (Ecc, %) in study population for myocardial segments based on the 16-segment heart model.
| Segment | Definite ARVD (n=11) |
Probable ARVD (n=10) |
Controls (n=11) |
P-value* | P-value† |
|---|---|---|---|---|---|
| Basal | |||||
| Anterior | -15.6 | -16.5 | -17.7 | NS | NS |
| Anteroseptal | -16.4 | -18.2 | -18.9 | NS | NS |
| Inferoseptal | -13.9 | -16.8 | -17.5 | NS | NS |
| Inferior | -13.2 | -15.9 | -17.3 | < 0.05 | NS |
| Inferolateral | -18.5 | -18.2 | -20.7 | < 0.05 | NS |
| Lateral | -17.2 | -17.5 | -21.2 | < 0.05 | < 0.05 |
| Mid | |||||
| Anterior | -17.4 | -17.7 | -19.8 | NS | NS |
| Anteroseptal | -18.5 | -19.3 | -18.6 | NS | NS |
| Inferoseptal | -17.3 | -17.8 | -19.1 | NS | NS |
| Inferior | -13.5 | -17.0 | -19.8 | < 0.05 | NS |
| Inferolateral | -19.3 | -19.1 | -22.1 | < 0.05 | NS |
| Lateral | -19.3 | -18.2 | -23.0 | < 0.05 | < 0.05 |
| Apical | |||||
| Anterior | -19.4 | -18.6 | -21.5 | NS | NS |
| Septal | -17.7 | -18.3 | -19.3 | NS | NS |
| Inferior | -15.6 | -16.7 | -19.1 | NS | NS |
| Lateral | -18.8 | -18.2 | -23.4 | < 0.05 | < 0.05 |
*
p-value for comparison between definite ARVD patients and controls
†
p-value for comparison between probable ARVD patients and controls