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Table 1 Item bank used for ADL-CAT

From: Simulation study of activities of daily living functions using online computerized adaptive testing

GPCM parameters for discrimination (D) and threshold step difficulties

Item bank for ADL-CAT

D (M/F)

Step 1 (M/F)

Step 2

Step 3

1. Washing face

2.18

−1.36

  

2. Brushing teeth

1.73

−1.57

  

3. Climbing stairs (up and down 1 story)

1.14

−0.47

  

4. Walking outside (in the neighborhood for > 15 min)

0.8

−0.84

  

5. Taking public transportation

0.52

−0.11

  

6. Preparing light meals

1.28/2.6

0.68/0.3

  

7. Preparing ingredients for meals

2.71/1.9

1.36/0.81

  

8. Washing dishes

2.07/3.65

1.19/0.73

  

9. Trash disposal

1.28/2.16

1.38/0.77

  

10. Taking out the trash

1.45/4.31

1.5/1.07

  

11. Washing clothes

2.12/1.93

1.23/0.65

  

12. Using a telephone

0.83

−0.78

  

13. Social outings

0.56

0.53

  

14. Reading newspapers

0.56

0.48

  

15. Reading books

0.57

1.13

  

16. Using a computer

0.7

1.64

  

17. Art activities

0.78

3.3

  

18. Playing board games/cards

0.62

2.62

  

19. Singing karaoke

0.63

2.24

  

20. Going to a spa (mainly for hot/cold water treatments)

0.96

2.64

  

21. Withdrawing money

1.18

1.1

  

22. Volunteer work

0.66

3.54

  

23. Gainful work

0.73

2.53

  

24. Drinking

0.82

−2.17

−1.12

 

25. Eating

1.06

−1.95

−0.78

 

26. Bladder management

3.23

−1.01

−0.36

 

27. Bowel management

3.02

−1.12

−0.24

 

28. Getting up

1.95

−1.6

−0.59

 

29. Walking inside the house

1.77

−1.31

−0.36

 

30. Taking medicine on time

0.93

−1.73

−0.09

 

31. Watching television

0.55

−2.48

−1.35

 

32. Putting on clothes

2.07

−0.83

−0.03

0.16

33. Taking off clothes

2.36

−0.87

−0.15

0.04

34. Putting on trousers/skirts

2.51

−0.77

−0.12

0.07

  1. ADL-CAT activities of daily living-Computerized Adaptive Testing, GPCM generalized partial credit model