Table 2 Relevant imaging parameters for the sequences used

TE/TR (ms)

3.6/21

12.0/800

59.0/4000

4.2/10.8

Field-of View (mm²)

150 × 200

140/160 × 140/160

140/160 × 140/160

140/160 × 140/160

In-plane resolution (mm²)

0.87 × 0.52

0.55/0.63 × 0.55/0.63

0.55/0.63 × 0.55/0.63

0.55/0.63 × 0.55/0.63

Number of slices

84 slices (with 3 slabs)

16

16

16 (plus 4-slice oversampling)

Slice thickness (mm)

1.0 (with 19% overlap)

2

2

2

Number of Average

1

2

2

1

Flip angle (^o)

25

136-170

120-160

8

Echo train length

-

7

12

55-67*

Bandwidth (MHz)

250

407

407

130

Parallel factor (GRAPPA)

2

-

-

2

Scan time (min:sec)

2:27

2:56

3:24

4:45