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. 2017 Jul 11;8:1138. doi: 10.3389/fpsyg.2017.01138

Table 4.

Mean scores, standard deviations, item-total correlations, and alpha levels after item elimination from the LSHS Portuguese adaptation (n = 354).

Item Mean SD Item-total correlation Alpha if item was deleted
1. Sometimes a passing thought will seem so real that it frightens me. 1.95 1.30 0.50 0.86
2. Sometimes my thoughts seem as real as actual events in my life. 2.16 1.27 0.55 0.86
3. No matter how hard I try to concentrate on my work unrelated thoughts always creep into my mind. 2.63 1.14 0.31 0.87
4. In the past, I have had the experience of hearing a person's voice and then found that no one was there. 0.93 1.26 0.54 0.86
5. The sounds I hear in my daydreams are generally clear and distinct. 1.64 1.19 0.50 0.86
6. The people in my daydreams seem so true to life that I sometimes think that they are. 1.22 1.20 0.54 0.86
7. In my daydreams I can hear the sound of a tune almost as clearly as if I were actually listening to it. 1.64 1.36 0.47 0.86
8. I often hear a voice speaking my thoughts aloud. 1.95 1.30 0.49 0.86
9. I have been troubled by hearing voices in my head. 0.49 0.90 0.49 0.86
10. On certain occasions, I have seen the face of a person in front of me, but there was no one. 0.45 0.89 0.59 0.86
11. Sometimes, immediately prior to falling asleep or upon awakening, I have had the experience of having seen or felt or heard something or someone that wasn't there or the feeling of being touched even though no one was there. 1.14 1.32 0.55 0.86
12. Sometimes, immediately prior to falling asleep or upon awakening, I have had a sensation of floating or falling or that I left my body temporarily. 2.16 1.51 0.45 0.86
13. On certain occasions I have had the feeling of the presence of someone close who has deceased. 0.84 1.19 0.45 0.86
14. In the past, I have smelt a particular odor when there was nothing there. 0.78 1.13 0.48 0.86
15. I have had the feeling of touching something or being touched and then found that nothing or no one was there. 0.73 1.09 0.58 0.86
16. Sometimes I have seen things or animals when nothing was in fact there. 0.55 0.93 0.62 0.86