no item | M (SD) | corrected item-total correlation | ω without the item | exploratory factor analysis | |||
---|---|---|---|---|---|---|---|
Scale 1: Somatization (ω = .826) | ∑2.36 ± 3.07 | h 2 | f1 | f2 | f3 | ||
1 Faintness or dizziness | 0.31 ± 0.62 | .59 | .798 | .57 | .70 | ||
4 Pains in heart or chest | 0.41 ± 0.70 | .62 | .794 | .63 | .77 | ||
7 Nausea or upset stomach | 0.34 ± 0.66 | .52 | .811 | .45 | .52 | ||
10 Trouble getting your breath | 0.39 ± 0.72 | .64 | .788 | .63 | .77 | ||
13 Numbness or tingling in parts of your body | 0.34 ± 0.69 | .50 | .815 | .42 | .54 | ||
16 Feeling weak in parts of your body | 0.57 ± 0.82 | .66 | .781 | .61 | .67 | ||
Scale 2: Depression (ω = .890) | ∑2.04 ± 3.34 | ||||||
2 Feeling no interest in things | 0.42 ± 0.73 | .72 | .868 | .69 | .73 | ||
5 Feeling lonely | 0.55 ± 0.92 | .68 | .881 | .70 | .81 | ||
8 Feeling blue | 0.34 ± 0.72 | .78 | .857 | .72 | .73 | ||
11 Feelings of worthlessness | 0.27 ± 0.65 | .74 | .866 | .68 | .68 | ||
14 Feeling hopeless about the future | 0.38 ± 0.79 | .76 | .862 | .68 | .72 | ||
17 Thoughts of ending your life | 0.08 ± 0.34 | .43 | .887 | .58 | .74 | ||
Scale 3: Anxiety (ω = .857) | ∑1.55 ± 2.72 | ||||||
3 Nervousness or shakiness inside | 0.31 ± 0.62 | .63 | .838 | .58 | .54 | ||
6 Feeling tense or keyed up | 0.45 ± 0.74 | .58 | .855 | .50 | .59 | ||
9 Suddenly scared for no reason | 0.23 ± 0.57 | .69 | .828 | .68 | .72 | ||
12 Spells of terror or panic | 0.13 ± 0.43 | .71 | .831 | .68 | .71 | ||
15 Feeling so restless you could not sit still | 0.23 ± 0.61 | .71 | .820 | .62 | .67 | ||
18 Feeling fearful | 0.21 ± 0.55 | .64 | .833 | .66 | .72 | ||
Global Severity Index (ω = .929) | ∑5.96 ± 8.08 |