Table 3.
Electrophysiological parameters of non-inducible and inducible dogs.
| Baseline |
Dofetilide |
|||
|---|---|---|---|---|
| Non-inducible | Inducible | Non-inducible | Inducible | |
| RR (ms) | 1272 ± 33 | 1257 ± 69 | 1507 ± 107 | 1373 ± 72 |
| QT (ms) | 383 ± 19 | 439 ± 20 | 596 ± 50 | 587 ± 25 |
| LV MAPD (ms) | 292 ± 23 | 308 ± 14 | 494 ± 48 | 460 ± 39 |
| RV MAPD (ms) | 236 ± 9 | 249 ± 8 | 378 ± 53 | 328 ± 23 |
| ΔMAPD (ms) | 57 ± 10 | 56 ± 9 | 116 ± 14 | 135 ± 35 |
| STV (ms) | 0.61 ± 0.08 | 1.98 ± 0.41∗ | 1.35 ± 0.08 | 3.18 ± 0.36† |
∗p < 0.05 versus non-inducible in baseline. †p < 0.05 versus non-inducible during dofetilide infusion.