Launay-Slade Hallucination Scale Scores on the X-axis and Number of Top- Down Errors in the Semantic Task on the Y-axis. Using partial correlations, we. Keywords: Launay–Slade Hallucination Scale (LSHS-R); Predisposition to hallucinations; Misattribution of source; Intrusive thoughts The Launay–Slade. The Launay-Slade Hallucination Scale (LSHS-R) (Launay Slade, ; Bentall & Slade, a) is a frequently used measure of predisposition to hallucinations.

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Correlates of hallucinations in schizophrenia: Psychotic-like experiences and correlation with distress and depressive symptoms in a community sample of adolescents hhallucination young adults. Auditory hallucinations in those populations that do not suffer from schizophrenia. Showing of references. This analysis identified similar factors as those obtained with PCA with oblique rotation with the only difference being that Factor III now accounted for more of the variance The relationship between dysphoria and proneness to hallucination and delusions among young adults.

All filler items were randomly distributed through the LSHS questionnaire, and responses were provided by using the same scoring scale 5-point Likert scale. Prevalence and correlates of self-reported psychotic symptoms in the British population.

Statistical Analysis Quick Reference Guidebook: The occurrence of nonclinical hallucinations represents a risk factor for conversion to full psychosis e.

Quality of hallucinatory experiences: differences between a clinical and a non-clinical sample

Johns LC, van Os J. In sum, the current findings corroborate previous observations of less severe hallucinatory experiences in nonclinical compared to clinical individuals e.

I have heard the voice of the Devil 0. In hallycination moment I thought I had power and that others were able to hear me [Thought transmission]. Moreover, three items loaded below 0.

Moreover, the current findings add support to the observation that the presence of both anxious-depressive symptomatology and schizotypal tendencies is related to hallucinatory experiences Tien and Eaton, ; Yung and McGorry, ; Paulik et al. When I really like a song, I can listen to it without needing to hear it in reality.


The factor structure of the questionnaire was performed through Principal Component Analysis using Varimax rotation internal validity.

Quality of hallucinatory experiences: differences between a clinical and a non-clinical sample

A phenomenological comparison of auditory verbal hallucinations in healthy and psychotic individuals. A factor analysis identified three factors accounting for Proneness to hallucinations and delusions in a non-clinical sample: Factor I explained Answers were automatically saved after the participants’ selection using the mouse. The current results are actually closer to Levitan et al. Table 3 Table 3 Prototypical descriptions of experiences provided by the non-clinical sample.

Next, the descriptions were grouped according to phenomenal analogies e. Analysis of the multidimensionality of hallucination-like experiences in clinical and nonclinical Spanish samples and their relation to clinical symptoms: The decision to use this LSHS version was motivated by the fact that it comprises items concerning several types of hallucinatory experiences auditory, visual, olfactory, and tactileand a response format that allows measuring additional relevant aspects of these experiences e.

Disposition towards hallucination, gender and EPQ scores: This suggests that hallucinatory experiences in the auditory and visual modalities share hallucinatiob similarities e. Rather, it should look for deeper phenomena which may emerge only from careful phenomenological analysis. First, in the current study auditory and visual hallucinations were combined into a single factor Factor Iwhereas intrusive or vivid thoughts and sleep-related hallucinations were combined as one factor Factor III.

Hallucinatory or hallucinatory-like experiences cannot be reliably and validly assessed only as a matter of slae or intensity.

An introduction to descriptive psychopathology. Hallucinations in bipolar disorder: Auditory and visual hallucinations in university students. Reality testing and auditory hallucinations: Even though the forced five-factor solution accounted for a greater amount of the total variance Table 1 presents the mean score and the percentage of students endorsing the positive response sets for each item on the scale.


Specifically, increased schizotypal tendencies and negative mood anxiety and depression may be related to increased psychotic risk. When the participants responded positively to an item, they were encouraged to provide further detailed descriptions i.

Journal List World Psychiatry v. This is not to deny the importance of studies on hallucinations in non-psychotic persons or the presence of hallucinations in normal population, but rather to challenge the kind of methodology used to date to assess this phenomenon.

The purpose was to assess the way individuals from non-clinical and clinical populations understand each RHS item and then compare the two populations looking for similarities and differences. Poor intentional inhibition in individuals predisposed to hallucinations. Therefore, the Portuguese version of the LSHS includes a total of 16 items, distributed by the 3 factors that emerged from the analysis.

For example, Bentall and Slade a found that Schizophrenia, consciousness, and the self. Of note, nonclinical individuals with higher LSHS scores were found to share phenomenological, cognitive, neuropsychological, and psychophysiological similarities with psychotic patients with hallucinations Bentall et al.

Three important indices are considered in the evaluation of the quality of an assessment instrument: The reasons for this discrepancy are not clear although, of particular note, their total mean score was lower than that reported in previous studies suggesting that their Dutch translation of the scale may be somewhat different from the original English version.

When I look at myself in the mirror I look different. Child developmental risk factors for adult schizophrenia in the British birth cohort. Subsequently, three Principal Component Analysis were conducted to determine the best solution for the Portuguese version of the questionnaire: