Table 1 Summary of the MRI parameters for T1W, T1-Contrast, T2W and FLAIR sequences.
From: A longitudinal MRI dataset of brain metastases with tumor segmentations, clinical & radiomic data
Sequence | Field Strength | Echo Time (ms) | Repetition Time (ms) | Slice Thickness (mm) | Slice Spacing (mm) |
|---|---|---|---|---|---|
T1W | 1.5 T | 10.0 (8.7–13.0) | 641.0 (490.0–700.0) | 5.0 (4.0–5.0) | 6.0 (6.0–6.5) |
3 T | 10.0 (2.5–10.0) | 593.0 (322–592.9) | 4.0 (3.0–4.0) | 4.4 (3.3–4.4) | |
T2W | 1.5 T | 96.0 (87.0–120.0) | 5550.0 (5000.0–5880.0) | 5.0 (4.0–5.0) | 6.0 (5.8–6.5) |
3 T | 99.0 (98.0–100.0) | 4906.2 (4282.3–5530.0) | 4.0 (4.0–5.0) | 4.8 (4.4–5.2) | |
T1-Contrast | 1.5 T | 10.0 (8.7–13.0) | 641.0 (455.0–700.0) | 5.0 | 6.0 (6.0–6.5) |
3 T | 12.5 (10.0–15.0) | 575.0 (550.0–600.0) | 2.3 (0.5–4.0) | 4.4 (4.0–4.4) | |
FLAIR | 1.5 T | 92.5 (84.0–120.0) | 9000.0 (7500.0–9400.0) | 5.0 (4.0–5.0) | 6.3 (4.3–6.5) |
3 T | 186.4 | 6400.0 | 3.8 | 4.3 | |
3D FLAIR | 1.5 T | 361.0 (280.0–400.0) | 5000.0 (4800.0–5500.0) | 1.0 (0.9–1.2) | 1.0 (0.5–1.0) |
3 T | 288.8 (250.0–300.0) | 4800.0 (4000.0–5000.0) | 1.1 (0.8–1.2) | 0.7 (0.5–1.0) | |
3D T1-Contrast | 1.5 T | 4.1 (2.8–5.5) | 13.5 (7.0–15.0) | 2.0 | 1.0 |
3 T | 3.5 (1.5–4.5) | 7.6 (5.0–9.0) | 1.1 (0.8–1.2) | 0.6 |
