Table 1.
R2* sequence parameters for all the sites involved in this study.
| Single center | Multi center | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Los Angeles, USA | Boston, USA |
Cagliari, Italy |
Genoa, Italy |
Izmir, Turkey |
London, UK |
Oakland, USA |
Siriraj, Thailand |
||
| # patients | 42 | 70 | 4 | 15 | 6 | 11 | 6 | 7 | 13 |
| Scanner | Philips Achieva |
GE Signa | Philips | Siemens | GE LX | Siemens Symphony |
Siemens Avanto |
Philips Achieva |
Philips Achieva |
| Field strength (Tesla) |
1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Software release |
2.6.3.5 | 9.1 | 2.6.3.5 | VB15 | 15.0 M4 0910.a |
VA30A | VB17 | 2.6.3 | 2.6.3.5 |
| Coil | body | torso | 4-channel torso |
8-channel cardiac |
8-channel cardiac |
Phased- array body |
4-channel torso |
Phased array body |
5-channel cardiac |
| Sequence | Black blood | Bright blood |
Black blood | Bright Blood |
Bright blood |
Bright blood |
Bright blood |
Black blood | Black blood |
| Min TE (ms) | 1.28 | 1.46 | 2 | 2.59 | 1.4 | 2.6 | 2.59 | 1.92 | 2 |
| ΔTE (ms) | 1.09 | 2.38 | 2.14 | 2.23 | 1 | 2.69 | 2.23 | 2.01 | 2.02 |
| # echoes | 16 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| FA (°) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Matrix (pixels) | 256 × 256 | 256 × 256 | 128 × 128 | 128 × 256 | 128 × 96 | 192 × 75 | 256 × 96 | 125 × 156 | 128 × 256 |
| Field of view (cm) |
30–36 | 30–36 | 25–32 | 35–40 | 31–40 | 40 | 40 | 23–36 | 40 |
| Bandwith (Hz/pixel) |
1563 | 488 | 723 | 810 | 648 | 810 | 810 | 720 | 382 |
| Slice thk (mm) | 8 | 8 | 8 | 10 | 8 | 10 | 10 | 8 | 10 |