Table 4.
SNR and CNR values of MTC magnitude bright-blood and PSIR black-blood images according to heart rhythm
| Sinus rhythm | Atrial tachyarrhythmia | p | ||
|---|---|---|---|---|
| MTC magnitude (bright-blood)—SNR | ||||
| Obs1 | LIPV | 27 ± 10 | 21 ± 5 | < 0.05 |
| LSPV | 25 ± 7 | 22 ± 4 | 0.10 | |
| RIPV | 26 ± 8 | 23 ± 7 | 0.10 | |
| RSPV | 25 ± 7 | 21 ± 4 | < 0.05 | |
| Obs2 | LIPV | 26 ± 8 | 20 ± 4 | < 0.01 |
| LSPV | 26 ± 8 | 21 ± 4 | < 0.01 | |
| RIPV | 28 ± 10 | 21 ± 5 | < 0.05 | |
| RSPV | 25 ± 8 | 20 ± 5 | < 0.01 | |
| MTC magnitude (bright-blood)—CNR | ||||
| Obs1 | LIPV | 25 ± 10 | 19 ± 5 | < 0.05 |
| LSPV | 22 ± 7 | 19 ± 4 | 0.17 | |
| RIPV | 24 ± 8 | 21 ± 6 | 0.19 | |
| RSPV | 22 ± 7 | 18 ± 4 | 0.07 | |
| Obs2 | LIPV | 24 ± 8 | 18 ± 4 | < 0.01 |
| LSPV | 24 ± 8 | 18 ± 4 | < 0.01 | |
| RIPV | 25 ± 10 | 19 ± 5 | < 0.05 | |
| RSPV | 23 ± 8 | 17 ± 5 | < 0.01 | |
| MTC PSIR (black-blood)—SNR | ||||
| Obs1 | LIPV | 18 ± 5 | 18 ± 4 | 0.89 |
| LSPV | 19 ± 6 | 18 ± 5 | 0.70 | |
| RIPV | 18 ± 5 | 18 ± 5 | 0.80 | |
| RSPV | 19 ± 6 | 19 ± 5 | 0.71 | |
| Obs2 | LIPV | 18 ± 5 | 18 ± 4 | 0.89 |
| LSPV | 19 ± 5 | 19 ± 5 | 0.99 | |
| RIPV | 18 ± 5 | 18 ± 5 | 0.85 | |
| RSPV | 19 ± 6 | 19 ± 5 | 0.85 | |
| MTC PSIR (black-blood)—CNR | ||||
| Obs1 | LIPV | 4.9 ± 1.8 | 5.3 ± 1.9 | 0.48 |
| LSPV | 3.5 ± 1.2 | 3.9 ± 1.4 | 0.36 | |
| RIPV | 4.3 ± 1.5 | 4.4 ± 1.4 | 0.78 | |
| RSPV | 3.5 ± 1.1 | 3.8 ± 1.4 | 0.36 | |
| Obs2 | LIPV | 5.1 ± 1.6 | 5.3 ± 2.1 | 0.82 |
| LSPV | 4.2 ± 1.6 | 3.9 ± 1.0 | 0.56 | |
| RIPV | 4.6 ± 1.6 | 4.7 ± 1.5 | 0.89 | |
| RSPV | 4.0 ± 1.2 | 4.1 ± 1.1 | 0.81 | |
Abbreviations: LIPV left inferior pulmonary vein, LSPV left superior pulmonary vein, RIPV right inferior pulmonary vein, RSPV right superior pulmonary vein