Table 4 PPMI and Western scanning data stratified across the various sites

From: Increased mean diffusivity of the caudal motor SNc identifies patients with REM sleep behaviour disorder and Parkinson’s disease

Site

RBD

ePD

HC

Total

Manu

Model

Grad Dir

PE Dir

1

0

3

0

3

Siemens

Prisma Fit

30

LR/RL

4

1

1

1

3

Philips

Ingenia

32

LR/RL

7

0

7

3

10

Siemens

TrioTim

64

AP

9

0

1

0

1

Siemens

Prisma

30

RL

12

0

3

0

3

Siemens

TrioTim

64

AP/PA

16

0

1

0

1

Siemens

TrioTim

30

LR/RL

17

4

2

0

6

Siemens

Prisma Fit

30

LR/RL

28

0

2

1

3

Siemens

TrioTim

64

AP/PA

29

0

2

0

2

Siemens

Skyra

30

LR/RL

32

0

3

1

4

Siemens

TrioTim

64

AP/PA

33

0

3

1

4

Siemens

Prisma

30

LR/RL

34

4

3

0

7

Siemens

Prisma Fit, Skyra

30

LR/RL

40

1

1

1

3

Siemens

TrioTim

30

AP

73

2

10

6

18

Siemens

TrioTim, Skyra

64, 30

AP, LR/RL

86

0

1

0

1

Siemens

Biograph

64

AP

88

12

9

2

23

Siemens

TrioTim, Prisma Fit

64, 30

AP, LR/RL

89

0

1

0

1

GE

SIGNA Architect

30

LR/RL

96

0

0

3

3

Siemens

Prisma Fit

30

LR/RL

108

4

2

0

6

Siemens

Skyra

30

LR/RL

120

1

6

2

9

Siemens

TrioTim

64

AP

168

3

2

0

5

Siemens

Prisma Fit

30

LR/RL

196

0

6

0

6

Siemens

Verio

64

AP

289

0

14

2

16

Siemens

TrioTim

64

AP

290

7

11

11

29

Siemens

TrioTim, Prisma Fit

64, 30

AP, LR/RL

291

0

3

3

6

Siemens

Verio, Skyra

64, 30

AP, LR/RL

304

0

1

1

2

Siemens

Verio

64

AP

307

1

3

0

4

Siemens

TrioTim

30

LR/RL

334

0

1

0

1

Siemens

Prisma

64

AP

401

4

10

1

15

Philips

Achieva dStream

32

LR/RL

402

4

0

2

6

Siemens

Prisma

30

LR/RL

403

0

2

0

2

Siemens

Skyra

30

LR/RL

404

0

1

0

1

Siemens

Prisma

30

LR/RL

Western

19

26

45

90

Siemens

Prisma Fit

95

AP/PA

Total

67

139

86

294

    
  1. Columns show scanning site, number of scans for RBDs, ePDs, HCs, and total, along with manufacturer, model, gradient directions (Grad Dir), and phase encode direction (PE Dir; LR/RL are left and right, AP/PA are anterior and posterior directions).