Description

Fournier et al reported the ROADS (Rasch Overall ALS Disability Score) for evaluating disability in a patient with amyotrophic lateral sclerosis. The authors are from Emory University, Duke University, University of Pennsylvania, the Lahey Clinic and the Atlanta Veterans Administration Medical Center.


Patient selection: amyotrophic lateral sclerosis (ROADS)

 

Tasks:

(1) nod yes or no

(2) ride in a care

(3) eat soup

(4) drink a milkshake or smoothie

(5) sit on a toilet

(6) swallow pills

(7) blow out a candle

(8) eat dry food

(9) speak on the phone

(10) drink out of a glass

(11) eat a large meal

(12) sign name on paper

(13) get into bed

(14) roll over in bed

(15) take a shower

(16) use a knife and fork

(17) walk around your home

(18) move a chair

(19) speak in a loud room

(20) speak for hours

(21) clip nails

(22) walk up 1 flight of stairs

(23) walk up a hill

(24) climb a stepstool

(25) get up from the floor

(26) carry an object going down stairs

(27) stand for hours

(28) get a heavy object off a high shelf

 

Response

Points

normal

2

able to perform with difficulty

1

unable to perform

0

 

total score =

= SUM(points for all 28 tasks)

 

Interpretation:

minimum score: 0

maximum score: 56

 

The raw score is transformed to a normed whole number score:

 

Raw Score

Normed Whole Number

0

0

1

14

2

23

3

29

4

33

5

36

6

39

7

41

8

44

9

46

10

48

11

49

12

51

13

53

14

54

15

56

16

57

17

59

18

60

19

62

20

63

21

64

22

66

23

67

24

68

25

70

26

71

27

72

28

73

29

75

30

76

31

77

32

79

33

80

34

81

35

82

36

84

37

85

38

86

39

88

40

89

41

91

42

92

43

94

44

95

45

97

46

99

47

101

48

103

49

105

50

107

51

110

52

113

53

117

54

123

55

132

56

146

 


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