CSI item | General factor | F1λ | F2λ | F3λ | F4λ | |
---|---|---|---|---|---|---|
1 | I feel unrefreshed when I wake up in the morning | .560 | .659 | Â | Â | Â |
2 | My muscles feel stiff and achy | .705 |  − .077 |  |  |  |
3 | I have anxiety attacks | .593 | Â | .189 | Â | Â |
4 | I grind or clench my teeth | .428 | Â | Â | .396 | Â |
5 | I have problems with diarrhoea and/or constipation | .538 |  − .018 |  |  |  |
6 | I need help in performing my daily activities | .566 |  − .110 |  |  |  |
7 | I am sensitive to bright lights | .638 | Â | Â | .051 | Â |
8 | I get tired very easily when I am physically active | .730 | .041 | Â | Â | Â |
9 | I feel pain all over my body | .821 |  − .120 |  |  |  |
10 | I have headaches | .504 | Â | Â | .067 | Â |
11 | I feel discomfort in my bladder and/or burning when I urinate | .522 | Â | Â | Â | 1.756 |
12 | I do not sleep well | .557 | .413 | Â | Â | Â |
13 | I have difficulty concentrating | .640 | Â | .628 | Â | Â |
14 | I have skin problems such as dryness, itchiness, or rashes | .515 | .090 | Â | Â | Â |
15 | Stress makes my physical symptoms get worse | .657 |  |  − .021 |  |  |
16 | I feel sad or depressed | .528 | Â | .274 | Â | Â |
17 | I have low energy | .780 | .194 | Â | Â | Â |
18 | I have muscle tension in my neck and shoulders | .681 | .078 | Â | Â | Â |
19 | I have pain in my jaw | .638 | Â | Â | .790 | Â |
20 | Certain smells, such as perfumes, make me feel dizzy and nauseated | .605 | Â | Â | .077 | Â |
21 | I have to urinate frequently | .450 | Â | Â | Â | .151 |
22 | My legs feel uncomfortable and restless when I am trying to go to sleep at night | .543 |  − .011 |  |  |  |
23 | I have difficulty remembering things | .490 | Â | .432 | Â | Â |
24 | I suffered trauma as a child | .510 | Â | .173 | Â | Â |
25 | I have pain in my pelvic area | .661 | Â | Â | Â | .059 |