JACC: Cardiovascular Imaging
Original research
Integration of Three-Dimensional Scar Maps for Ventricular Tachycardia Ablation With Positron Emission Tomography-Computed Tomography
Timm Dickfeld, Peng Lei, Vasken Dilsizian, Jean Jeudy, Jun Dong, Apostolos Voudouris, Robert Peters, Magdi Saba, Raj Shekhar and Stephen Shorofsky
Table 2
Table 2
Position Error: Individual Average Position Error as Assessed by CartoMERGE Internal Summation Statistics for Each Patient After Different Registration Algorithms
| Patient # | Registration Method | |||
|---|---|---|---|---|
| LMPR | LMPR + SURF | VA | VA + SURF | |
| 1 | 13.9 | 5.4 | 3.1 | 2.9 |
| 2 | 8.8 | 4.1 | 3.4 | 3.3 |
| 3 | 12.1 | 7.3 | 5.2 | 3.6 |
| 4 | 9.6 | 5.6 | 3.3 | 2.9 |
| 5⁎ | 6.0 | 10.2⁎ | 2.6 | 6.2⁎ |
| 6 | 18.3 | 6.5 | 3.8 | 3.4 |
| 7⁎ | 9.2 | 14.7⁎ | 4.1 | 9.8⁎ |
| 8⁎ | 10.4 | 12.8⁎ | 3.6 | 5.1⁎ |
| 9 | 16.2 | 8.1 | 3.9 | 3.7 |
| 10 | 7.9 | 5.2 | 3.9 | 3.5 |
| Mean ± SD | 11.2 ± 3.9 | 8.0 ± 3.5 | 3.7 ± 0.7 | 4.4 ± 2.1 |
| Mean ± SD⁎ | 6.0 ± 1.4⁎ | 3.3 ± 0.3⁎ | ||
LMPR = landmark point registration; SURF = surface registration; VA = visual alignment.
↵⁎ Results if patients with large infarcts had been excluded (Patients #5, #7, #8).
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