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Table 1 Summary statistics of the UPDRS motor items

From: Motor function in Parkinson's disease and supranuclear palsy: simultaneous factor analysis of a clinical scale in several populations

   

PD-On

PD-Off

PSP

 

UPDRS Motor Items

 

M

SD

Skew

Kurt.

M

SD

Skew

Kurt.

M

SD

Skew

Kurt.

1

Speech

 

1.40

0.91

0.37

-.06

1.72

0.93

0.33

.03

2.45

1.00

0.07

-.92

2

Facial Expression

 

1.55

0.89

0.44

.11

2.15

0.85

0.06

-.25

2.67

1.02

-0.33

-.58

3

Tremor-at-rest:

H/N

0.48

0.73

1.42

1.45

0.36

0.76

2.24

4.71

0.02

0.24

11.69

142.73

4

 

RUE

0.81

0.93

0.75

-.52

1.01

1.19

0.80

-.58

0.10

0.42

4.56

22.08

5

 

RLE

0.55

0.76

1.15

.35

0.65

1.01

1.28

.44

0.03

0.21

6.86

51.53

6

 

LUE

0.69

0.87

0.91

-.38

0.94

1.19

1.08

.10

0.10

0.41

4.72

23.60

7

 

LLE

0.52

0.73

1.24

.74

0.65

1.10

1.60

1.52

0.03

0.25

10.47

118.78

8

Postural tremor

R

0.66

0.68

0.87

1.33

0.93

0.87

0.69

.02

0.34

0.55

1.40

1.02

9

 

L

0.64

0.63

0.46

-.66

0.98

0.95

0.69

-.28

0.34

0.57

1.65

2.69

10

Rigidity

H/N

1.24

0.80

0.19

.00

1.89

1.07

0.03

-.55

2.40

1.19

-0.22

-.91

11

 

RUE

1.68

0.78

-0.24

.16

1.84

0.90

-0.21

.07

1.70

0.98

0.30

.11

12

 

RLE

1.36

0.80

0.29

.29

1.58

1.06

0.01

-.74

1.34

1.01

0.35

-.69

13

 

LUE

1.63

0.78

0.26

.54

1.96

0.91

-0.25

-.01

1.61

1.03

0.23

-.24

14

 

LLE

1.39

0.82

0.44

.60

1.68

1.11

0.07

-.76

1.37

1.04

0.26

-.83

15

Finger taps

R

1.58

0.78

0.34

.55

2.20

0.93

0.17

-.46

1.54

1.04

0.42

-.37

16

 

L

1.59

0.82

0.69

1.05

2.38

1.01

-0.28

-.32

1.69

1.12

0.40

-.59

17

Hand movements

R

1.50

0.83

0.58

.57

1.72

0.94

0.48

-.04

1.59

0.98

0.61

-.04

18

 

L

1.51

0.84

0.79

1.06

1.98

1.00

0.08

-.49

1.65

1.02

0.55

-.22

19

Rapid Alternating. Movements.

R

1.45

0.82

0.35

.35

1.85

0.97

0.20

-.29

1.66

1.06

0.43

-.31

20

 

L

1.50

0.80

0.71

1.14

2.21

1.04

-0.16

-.47

1.76

1.15

0.53

-.50

21

Leg agility

R

1.44

0.83

0.73

.91

2.05

1.03

0.02

-.64

1.57

1.13

0.42

-.47

22

 

L

1.50

0.85

0.81

1.03

2.25

1.03

-0.17

-.55

1.72

1.18

0.37

-.59

23

Arise from chair

 

1.23

1.05

1.07

.88

1.70

1.45

0.33

-1.28

2.40

1.24

-0.11

-1.20

24

Posture

 

1.35

0.86

0.67

.66

1.75

1.10

0.26

-.56

1.47

1.14

0.31

-.61

25

Gait

 

1.28

0.91

0.66

.29

2.12

1.13

0.02

-.71

2.60

1.14

-0.42

-.63

26

Postural stability

 

0.89

1.01

1.17

.96

1.95

1.23

0.09

-.97

2.67

1.12

-0.28

-.92

27

Body bradykinesia

 

1.45

0.97

0.73

.14

2.46

1.05

-0.15

-.69

2.39

0.98

-0.26

-.92

 

Motor Total

 

32.9

14.8

0.38

 

44.9

15.0

0.75

 

39.2

13.9

0.64

 
  1. Skew = Skewness; Kurt. = Kurtosis;
  2. Striking values are in italics. Standard error skewness approx. 0.15; kurtosis approx 0.32 The items are numbered according to the standard way they appear in the Motor Scale of the UPDRS. R = Right-hand side; L = left-hand side; UE = Upper Extremity; LE = Lower Extremity; H/N = Head and Neck
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BMC Medical Research Methodology

ISSN: 1471-2288

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