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Table 6 The structural and functional MR parameters of the original MR sequence including the ranges of the parameters after the adaption to each scanner

From: The German research consortium for the study of bipolar disorder (BipoLife): a magnetic resonance imaging study protocol

Parameter T1 (range) fMRI—Resting state (range) fMRI—DRD (range) fMRI—Face matching (range) fMRI—ToM (range)
Repetition time (TR) 1900 ms (shortest—1900 ms) 2000 ms 1900 ms 2000 ms 2000 ms
Echo time (TE) 2.26 ms (shortest—2.26 ms) 30 ms 30 ms 30 ms 30 ms
Field of View (FoV) mm2 256 × 256 210 × 210 192 × 192 210 × 210 192 × 192
Matrix size 256 × 256 64 × 64 64 × 64 64 × 64 64 × 64
Slice thickness 1.0 3.0 mm 3.0 mm 3.8 4.0 mm
Distance factor 50% (0–50%) 20% 20% 10% 25%
Flip angle 9° (8–9°) 70° 70° 90° 80°
Phase encoding direction Anterior >> Posterior (Right >  > Left) Anterior >  > Posterior Anterior >  > Posterior Anterior >  > Posterior Anterior >  > Posterior
Bandwidth 200 Hz/Px (191–200 Hz/Px) 2894 Hz/Px (2298–3987 Hz/Px) 2894 Hz/Px (2232–3653 Hz/Px) 2232 Hz/Px (2232–3987 Hz/Px) 2112 Hz/Px (2112–3653 Hz/Px)
Acquisition order Ascending (Cartesian) Interleaved—Ascending (Interleaved) Interleaved—Ascending (Interleaved) Interleaved—Ascending (Interleaved) Interleaved—Descending (Interleaved)
Number of slices 176 (176–220) 34 (32–34) 31 (30–31) 33 (32–33) 32
Measurements   250 185 187 239
Effective voxel size (mm3) 1.0 × 1.0 × 1.0 3.3 × 3.3 × 3.0 3.0 × 3.0 × 3.0 3.3 × 3.3 × 3.8 3.0 × 3.0 × 4.0
Acquisition time (TA) 4:26 min (3:11–4:28 min) 8:24 min (8:24–8:37 min) 5:55 min (5:55–6:00 min) 6:20 min (6:18–6:24 min) 8:02 min (8:02–8:08 min)