Table 5 Itemized DASH and QuickDASH scores, item-total correlations (ITCs), and correlations between DASH score and NRS (a numerical rating scale) rating of function

1: Open a tight or new jar

0.75

2.1 (1.1)

-0.43

0.69

2: Write

0.51

1.7 (1.2)

-0.25

3: Turn a key

0.62

1.6 (1.0)

-0.24

4: Prepare a meal

0.78

1.6 (0.9)

-0.39

5: Push open a heavy door

0.74

1.4 (0.7)

-0.34

6: Place an object on a shelf above your head

0.73

1.7 (1.0)

-0.39

7: Do heavy household chores (e.g., wash walls, wash floors)

0.85

1.8 (1.1)

-0.49

0.79

8: Garden or do yard work

0.82

1.7 (1.0)

-0.49

9: Make a bed

0.79

1.5 (0.8)

-0.40

10: Carry a shopping bag or briefcase

0.75

1.5 (0.8)

-0.38

0.69

11: Carry a heavy object (over 10 lbs)

0.77

1.7 (1.0)

-0.42

12: Change a lightbulb overhead

0.79

1.8 (1.1)

-0.36

13: Wash or blow dry your hair

0.77

1.4 (0.9)

-0.34

14: Wash your back

0.80

1.8 (1.1)

-0.40

0.75

15: Put on a pullover sweater

0.69

1.5 (0.8)

-0.34

16: Use a knife to cut food

0.73

1.9 (1.1)

-0.39

0.70

17: Recreational activities which require little effort (e.g., cardplaying, knitting, etc.)

0.70

1.9 (1.1)

-0.35

18: Recreational activities in which you take some force or impact through your arm, shoulder or hand (e.g., golf, hammering, tennis, etc.)

0.81

2.1 (1.2)

-0.43

0.78

19: Recreational activities in which you move your arm freely (e.g., playing frisbee, badminton, etc.)

0.79

2.0 (1.2)

-0.39

20: Manage transportation needs (getting from one place to another)

0.67

1.3 (0.7)

-0.25

21: Sexual activities

0.60

1.6 (1.1)

-0.33

22: During the past week, to what extent has your arm, shoulder or hand problem interfered with your normal social activities with family, friends, neighbours or groups?

0.62

1.4 (0.7)

-0.36

0.58

23: During the past week, were you limited in your work or other regular daily activities as a result of your arm, shoulder or hand problem?

0.80

2.1 (1.0)

-0.58

0.77

24: Arm, shoulder or hand pain

0.62

1.8 (0.9)

-0.45

0.67

25: Arm, shoulder or hand pain when you performed any specific activity

0.62

2.0 (0.9)

-0.41

26: Tingling (pins and needles) in your arm, shoulder or hand

0.53

1.8 (1.0)

-0.36

0.57

27: Weakness in your arm, shoulder or hand

0.67

2.1 (1.1)

-0.45

28: Stiffness in your arm, shoulder or hand

0.64

2.2 (1.2)

-0.38

29: During the past week, how much difficulty have you had sleeping because of the pain in your arm, shoulder or hand?

0.53

1.5 (0.8)

-0.35

0.55

30: I feel less capable, less confident or less useful because of my arm, shoulder or hand problem

0.58

2.6 (1.4)

-0.47