Diffusion-weighted imaging acquisition parameters
| Parameter | Mean | SD | Range |
|---|---|---|---|
| Section thickness (mm) | 3.03 | 0.22 | 3–5 |
| TR (ms) | 6989.76 | 1518.53 | 3550–9600 |
| TE (ms) | 99.59 | 3.32 | 59–104 |
| Interslice gap (mm) | 0.6 | – | 0.6–0.6 |
| Sequence duration (sec) | 583 | 168 | 312–984 |
| Field strength | 1.5T: n = 251 (63.9%) | ||
| 3T: n = 142 (36.1%) | |||
| Matrix size | 128: n = 282 (71.8%) | ||
| 162: n = 106 (27.0%) | |||
| 192: n = 5 (1.3%) | |||
| In-plane resolution | 2.00 × 2.00 mm: n = 318 (81.0%) | ||
| 1.36 × 1.36 mm: n = 46 (11.7%) | |||
| 1.20 × 1.20 mm: n = 4 (1.0%) | |||
| 1.13 × 1.13 mm: n = 1 (0.3%) | |||
| 0.68 × 0.68 mm: n = 24 (6.1%) |
Note:—– indicates that there was no SD as the interslice gap was 0.6 mm in all cases.