Table 8 Comparison of DKI3b parameters between left and right sides of ROI positions in PD group

Substantia nigra

MK

0.96 ± 0.30

0.93 ± 0.25

0.926

0.366

AK

0.60 ± 0.20

0.52 ± 0.17

-1.150z

0.250

RK

1.04 ± 0.49

0.90 ± 0.43

0.955

0.346

MD

0.46 ± 0.08

0.44 ± 0.06

-0.622z

0.534

FA

0.22 ± 0.08

0.21 ± 0.06

-0.325

0.745

Red nucleus

MK

0.68 ± 0.31

0.74 ± 0.30

-0.613

0.543

AK

0.58 ± 0.26

0.52 ± 0.23

-1.393

0.164

RK

0.90 ± 0.42

0.89 ± 0.41

0.064

0.949

MD

0.44 ± 0.07

0.45 ± 0.08

-0.392

0.695

FA

0.20 ± 0.08

0.19 ± 0.06

-0.176z

0.860

Head of caudate nucleus

MK

0.42 ± 0.28

0.47 ± 0.33

-0.298z

0.766

AK

0.57 ± 0.35

0.52 ± 0.39

-0.649z

0.516

RK

0.52 ± 0.32

0.59 ± 0.44

-0.566

0.575

MD

0.46 ± 0.09

0.50 ± 0.12

-0.974z

0.330

FA

0.10 ± 0.04

0.08 ± 0.02

-1.272z

0.204

Putamen

MK

0.58 ± 0.21

0.48 ± 0.27

1.238

0.223

AK

0.56 ± 0.36

0.62 ± 0.34

-0.487z

0.626

RK

0.70 ± 0.27

0.55 ± 0.31

1.674

0.102

MD

0.46 ± 0.11

0.44 ± 0.10

-0.730

0.465

FA

0.10 ± 0.04

0.10 ± 0.04

-0.298z

0.766

Thalamus

MK

0.52 ± 0.26

0.55 ± 0.31

-0.325z

0.745

AK

0.54 ± 0.25

0.56 ± 0.29

-0.054z

0.957

RK

0.74 ± 0.33

0.81 ± 0.36

-0.575

0.569

MD

0.45 ± 0.10

0.45 ± 0.10

-0.230z

0.818

FA

0.16 ± 0.07

0.15 ± 0.08

-0.717

0.473