| T-score Mean (SD) | Cronbach's α | Item-rest correlation |
---|---|---|---|
Physical function | 45.9 (9.0) | 0.91 | Â |
Are you able to do chores such as vacuuming or yard work? | Â | Â | 0.71 |
Are you able to go up and down stairs at a normal pace? | Â | Â | 0.78 |
Are you able to go for a walk of at least 15Â min? | Â | Â | 0.83 |
Are you able to run errands and shop? | Â | Â | 0.88 |
Anxiety | 50.5 (9.1) | 0.87 | Â |
In the past 7Â days, I felt fearful | Â | Â | 0.73 |
In the past 7Â days, I found it hard to focus on anything other than my anxiety | Â | Â | 0.70 |
In the past 7Â days, my worries overwhelmed me | Â | Â | 0.74 |
In the past 7Â days, I felt uneasy | Â | Â | 0.74 |
Depression | 49.5 (7.7) | 0.85 | Â |
In the past 7Â days, I felt worthless | Â | Â | 0.67 |
In the past 7Â days, I felt helpless | Â | Â | 0.73 |
In the past 7Â days, I felt depressed | Â | Â | 0.69 |
In the past 7Â days, I felt hopeless | Â | Â | 0.67 |
Fatigue | 47.0 (8.8) | 0.88 | Â |
During the past 7Â days, I feel fatigued | Â | Â | 0.71 |
During the past 7Â days, I have trouble starting things because I am tired | Â | Â | 0.67 |
In the past 7Â days, how run-down did you feel on average? | Â | Â | 0.77 |
In the past 7Â days, how fatigued were you on average? | Â | Â | 0.81 |
Sleep Disturbance | 50.8 (8.5) | 0.80 | Â |
In the past 7 days, my sleep quality was… |  |  | 0.62 |
In the past 7Â days, my sleep was refreshing | Â | Â | 0.50 |
In the past 7Â days, I had a problem with my sleep | Â | Â | 0.69 |
In the past 7Â days, I had difficulty falling asleep | Â | Â | 0.64 |
Ability to participate in social roles and activities | 51.2 (10.7) | 0.94 | Â |
I have trouble doing all of my regular leisure activities with others | Â | Â | 0.82 |
I have trouble doing all of the family activities that I want to do | Â | Â | 0.84 |
I have trouble doing all of my usual work (include work at home) | Â | Â | 0.84 |
I have trouble doing all of the activities with friends that I want to do | Â | Â | 0.89 |
Pain Interference | 58.0 (8.5) | 0.95 | Â |
In the past 7Â days, how much did pain interfere with your day to day activities? | Â | Â | 0.84 |
In the past 7Â days, how much did pain interfere with work around the home? | Â | Â | 0.91 |
In the past 7Â days, how much did pain interfere with your ability to participate in social activities? | Â | Â | 0.89 |
In the past 7Â days, how much did pain interfere with your household chores? | Â | Â | 0.88 |
Pain intensity | Â | Â | Â |