Table 17 ROC curve of DKI parameters at each ROI position

Substantia nigra

MK

95.0

50.0

0.450

0.667

0.695(0.530,0.860)

0.035

AK

85.0

45.0

0.300

0.408

0.543(0.354,0.731)

0.646

RK

25.0

100.0

0.250

1.242

0.588(0.408,0.767)

0.344

MD

70.0

85.0

0.550

0.414

0.823(0.695,0.950)

< 0.001

FA

90.0

30.0

0.200

0.167

0.518(0.333,0.702)

0.850

Red nucleus

MK

95.0

25.0

0.200

0.424

0.513(0.327,0.698)

0.892

AK

5.0

95.0

0.000

1.090

0.370(0.195,0.545)

0.160

RK

25.0

95.0

0.200

1.225

0.583(0.403,0.762)

0.372

MD

90.0

55.0

0.450

0.397

0.663(0.488,0.837)

0.079

FA

50.0

60.0

0.100

0.183

0.480(0.297,0.663)

0.829

Head of caudate nucleus

MK

5.0

100.0

0.050

1.218

0.343(0.169,0.516)

0.088

AK

100.0

10.0

0.100

0.112

0.400(0.218,0.582)

0.279

RK

5.0

100.0

0.050

1.367

0.330(0.161,0.499)

0.066

MD

95.0

35.0

0.300

0.367

0.648(0.475,0.820)

0.110

FA

25.0

80.0

0.050

0.112

0.398(0.218,0.577)

0.267

Putamen

MK

95.0

15.0

0.100

0.337

0.380(0.199,0.561)

0.194

AK

10.0

100.0

0.100

0.994

0.405(0.225,0.585)

0.304

RK

45.0

70.0

0.150

0.645

0.475(0.291,0.659)

0.787

MD

95.0

35.0

0.300

0.355

0.638(0.463,0.812)

0.137

FA

100.0

20.0

0.200

0.059

0.583(0.403,0.762)

0.372

Thalamus

MK

5.0

100.0

0.050

1.130

0.308(0.140,0.475)

0.037

AK

15.0

95.0

0.100

0.793

0.453(0.271,0.634)

0.607

RK

55.0

85.0

0.400

0.781

0.638(0.455,0.820)

0.137

MD

95.0

35.0

0.300

0.354

0.578(0.394,0.761)

0.402

FA

30.0

85.0

0.150

0.171

0.505(0.322,0.688)

0.957