Table 1.
Imaging parameters of reference segmented cine and compressed sensing real-time cine.
| Segmented cine | CSRT cine | |
|---|---|---|
| ECG mode | Retrospective | Prospective |
| Repetition time, ms | 3.3 | 2.8 |
| Echo time, ms | 1.5 | 1.2 |
| Field of view, mm2 | 360 ×297 | 380 ×300 |
| Image matrix, pixels2 | 240 ×178 | 208 ×147 |
| Flip angle, degrees | 42–50 | 38–42 |
| Spatial resolution, mm | 1.7 ×1.5 | 2.0 ×1.8 |
| Views per segment | 12–13 | 15 |
| Temporal resolution, ms | 40–43 | 42 |
| Slice thickness/gap, mm | 8/2 | 8/2 |
| Bandwidth, Hz/pixel | 947 | 962 |
| Cardiac phases | 25 | 144 |
| Dummy scan | 1 heartbeat | 0 heartbeat |
| Breath-hold | 12 heartbeats/slice | 6 second/slice |
| Acceleration factor | 3 | 9.8 |
CSRT, compressed sensing real-time; ECG, electrocardiograph.