Scale | Symptoms | Items | Mean | SD | Skewness | Kurtosis |
---|---|---|---|---|---|---|
GAD-7 | Nervousness | 1. Feeling nervous, anxious or on edge | 1.35 | 1.07 | 0.29 | -1.15 |
Uncontrollable Worry | 2. Not being able to stop or control worrying | 1.03 | 1.05 | 0.67 | -0.78 | |
Excessive Worry | 3. Worrying too much about different things | 1.12 | 1.01 | 0.57 | -0.77 | |
Trouble relaxing | 4. Trouble relaxing | 1.03 | 1.05 | 0.68 | -0.76 | |
Restlessness | 5. Being so restless that it is hard to sit still | 0.77 | 0.98 | 1.06 | -0.03 | |
Irritability | 6. Becoming easily annoyed or irritable | 1.07 | 1 | 0.63 | -0.65 | |
Feeling afraid | 7. Feeling afraid as if something awful might happen | 0.59 | 0.88 | 1.44 | 1.13 | |
PSQI | Subjective sleep quality | 1. During the past month, how would you rate your sleep quality overall? | 1.98 | 1.02 | -0.69 | -0.66 |
Sleep latency | 2. How long (in minutes) has it taken you to fall asleep each night? | 1.99 | 1.07 | -0.58 | -1.04 | |
3. During the past month, how often have you had trouble sleeping because a) you cannot get sleep within 30 minutes. | ||||||
Sleep duration | 4. How many hours of actual sleep do you get at night? | 1.97 | 1.21 | -0.73 | -1.1 | |
Sleep efficiency | 5. When have you usually gone to bed? | 1.72 | 1.27 | -0.3 | -1.6 | |
Sleep disturbance | 6. During the past month, how often have you had trouble sleeping because you: | 1.31 | 0.66 | 0.42 | 0.24 | |
b) wake up in the middle of the night or early morning | ||||||
c) have to get up to use the bathroom | ||||||
d) cannot breathe comfortably | ||||||
e) cough or snore loudly | ||||||
f) feel too could | ||||||
g) feel too hot | ||||||
h) have bad dreams | ||||||
i) have pain | ||||||
j) other reasons | ||||||
Use of sleep medication | 7. During the past month, how often have you taken medicine? | 1.09 | 1.35 | 0.55 | -1.56 | |
Daytime dysfunction | 8. During the past month, how often have you had trouble staying awake while driving, eating meals or engaging in social activity? | 2.12 | 0.99 | -0.76 | -0.63 | |
9. During the past month, how much of problems has it been for you to keep up enthusiasm to get things done? |