Table 3.

Test-retest reliability of the Chinese version of the Arm Activity Measure.

Item	Weighted Kappa value	95% confidence interval (lower; upper)
Section A
1. Cleaning the palm of the hand	0.72	0.47; 0.97
2. Cutting finger nails	0.85	0.72; 0.99
3. Cleaning the armpit	0.78	0.58; 0.99
4. Cleaning the elbow crease	0.78	0.57; 0.99
5. Positioning arm on a cushion or support in sitting	0.74	0.50; 0.97
6. Putting arm through a garment sleeve	0.86	0.63; 1.09
7. Putting on a glove	1.00	/
8. Putting on a splint	1.00	/
Section B
1. Difficulty with balance when walking due to your arm	0.53	0.26; 0.81
2. Hold an object still while using unaffected hand	1.00	/
3. Open (affected hand) a previously opened jar	0.79	0.62; 0.96
4. Pick up a glass, bottle, or can	0.89	0.80; 0.97
5. Drink from a cup or mug	0.82	0.65; 0.99
6. Brush your teeth	0.85	0.73; 0.97
7. Tuck in your shirt	0.83	0.65; 1.00
8. Write on paper	0.78	0.63; 0.92
9. Eat with a knife and fork	0.94	0.88; 1.00
10. Dial a number on home phone	0.92	0.86; 0.98
11. Do up buttons on clothing	0.78	0.64; 0.93
12. Comb or brush your hair	0.82	0.74; 1.02
13. Use a key to unlock the door	0.90	0.84; 0.98
Subscale	ICC 3, 1	95% confidence interval (lower; upper)
Section A	0.87	0.76; 0.93
Section B	0.93	0.87; 0.97