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Selected AbstractsThe link between infant attention to goal-directed action and later theory of mind abilitiesDEVELOPMENTAL SCIENCE, Issue 6 2008Gisa Aschersleben Various studies have shown that infants in their first year of life are able to interpret human actions as goal-directed. It is argued that this understanding is a precondition for understanding intentional actions and attributing mental states. Moreover, some authors claim that this early action understanding is a precursor of later Theory of Mind (ToM) development. To test this, we related 6-month-olds' performance in an action interpretation task to their performance in ToM tasks at the age of 4 years. Action understanding was assessed using a modified version of the Woodward-paradigm (Woodward, 1999). At the age of 4 years, the same children were tested with the German version of the ToM scale developed by Wellman and Liu (2004). Results revealed a correlation between infants' decrement of attention to goal-directed action and their ability to solve a false belief task at the age of 4 years with no modulation by language abilities. Our results indicate a link between infant attention to goal-directed action and later theory of mind abilities. [source] Evaluation of a German version of the Rivermead Mobility Index (RMI) in acute and chronic stroke patientsEUROPEAN JOURNAL OF NEUROLOGY, Issue 5 2000M. R. Schindl The English Rivermead Mobility Index (RMI) has been proposed as a simple, valid and reliable measure in stroke rehabilitation. A German version was established and validated in two centres. In centre A 46 acute (median: 3.0 days after onset) and in centre B 151 chronic (median: 88.0 days after onset) stroke patients participated. Interrater reliability of the German RMI was tested in 12 subjects in the acute stage of stroke and was found to be statistically significant (r = 0.98, P < 0.0001). In centre A, a statistically significant correlation was found between the German RMI and the 10-m walk time at baseline (r = 0.73, P < 0.0001) and after three weeks (r = 0.92, P < 0.0001). In centre B, the German RMI correlated significantly with the motor part of the Functional Independence Measure (motor-FIM) on admission (r = 0.78, P < 0.0001) and after three weeks (r = 0.79, P < 0.0001), respectively. The change of the RMI correlated significantly with the change in 10-m walk time in acute patients (r = 0.87, P < 0.0001) and with the change in motor-FIM in chronic patients (r = 0.54, P < 0.0001). A moderate ceiling-effect was detected in the chronic study population. The German RMI appears to be a reliable, valid and responsive measure for mobility disability in acute and chronic stroke patients. [source] Investigation of 17 candidate genes for personality traits confirms effects of the HTR2A gene on novelty seekingGENES, BRAIN AND BEHAVIOR, Issue 4 2009A. Heck Genes involved in serotonergic and dopaminergic neurotransmission have been hypothesized to affect different aspects of personality, but findings from genetic association studies did not provide conclusive results so far. In previous studies, however, only one or a few polymorphisms within single genes were investigated neglecting the possibility that the genetic associations might be more complex comprising several genes or gene regions. To overcome this limitation, we performed an extended genetic association study analyzing 17 serotonergic (SLC6A4, HTR1A, HTR1B, HTR2A, HTR2C, HTR3A, HTR6, MAOA, TPH1, TPH2) and dopaminergic genes (SLC6A3, DRD2, DRD3, DRD4, COMT, MAOA, TH, DBH), which have been previously reported to be implicated with personality traits. One hundred and ninety-five single nucleotide polymorphisms (SNPs) within these genes were genotyped with the Illumina BeadChip technology (HumanHap300, Human-1) in a sample of 366 mentally healthy Caucasians. Additionally, we tried to replicate our results in an independent sample of further 335 Caucasians. Personality traits in both samples were assessed with the German version of Cloninger's Tridimensional Personality Questionnaire. From 30 SNPs showing associations at a nominal level of significance, two intronic SNPs, rs2770296 and rs927544, both located in the HTR2A gene, withstood correction for multiple testing. These SNPs were associated with the personality trait novelty seeking. The effect of rs927544 could be replicated for the novelty seeking subscale extravagance, and the same SNP was also associated with extravagance inthe combined samples. Our results show that HTR2A polymorphisms modulate facets of novelty seeking behaviour in healthy adults suggesting that serotonergic neurotransmission is involved in this phenotype. [source] Confirmatory factor analysis and recommendations for improvement of the Autonomy-Preference-Index (API)HEALTH EXPECTATIONS, Issue 3 2010Daniela Simon PhD Dipl Psych Abstract Objective, Validation of the German version of the Autonomy-Preference-Index (API), a measure of patients' preferences for decision making and information seeking. Methods, Stepwise confirmatory factor analysis was conducted on a sample of patients (n = 1592) treated in primary care for depression (n = 186), surgical and internal medicine inpatients (n = 811) and patients with minor trauma treated in an emergency department (n = 595). An initial test of the model was done on calculation and validation halves of the sample. Both local and global indexes-of-fit suggested modifications to the scale. The scale was modified and re-tested in the calculation sample and confirmed in the validation sample. Subgroup analyses for age, gender and type of treatment setting were also performed. Results, The confirmatory analysis led to a modified version of the API with better local and global indexes-of-fit for samples of German-speaking patients. Two items of the sub-scale, ,preference for decision-making', and one item of the sub-scale, ,preference for information seeking', showed very low reliability scores and were deleted. Thus, several global indexes-of-fit clearly improved significantly. The modified scale was confirmed on the validation sample with acceptable to good indices of fit. Results of subgroup analyses indicated that no adaptations were necessary. Discussion and conclusions, This first confirmatory analysis for a German-speaking population showed that the API was improved by the removal of several items. There were theoretically plausible explanations for this improvement suggesting that the modifications might also be appropriate in English and other language versions. [source] Psychometric properties of the Retrospective Self Report of Inhibition (RSRI) in a representative German sampleINTERNATIONAL JOURNAL OF METHODS IN PSYCHIATRIC RESEARCH, Issue 2 2008Heike Rohrbacher Abstract The present study examined the internal consistency, factorial structure, and construct validity of the German version of the Retrospective Self Report of Inhibition (RSRI), a questionnaire measure of behavioral inhibition. The research was based on data from a German prospective-longitudinal community study of 3021 adolescents and young adults (aged 14,24 years at baseline). Diagnostic assessment was based on the DSM-IV/M-CIDI and general psychopathological distress was assessed with SCL-90-R. Results of confirmatory factor analysis indicated adequate fit of the two-factor model, suggested by the authors of the original version. Indices of internal consistency of the RSRI and its subscales ,social/school' and ,fear/illness' were shown to be sufficient for the total sample and even higher in subgroups of subjects with certain DSM-IV diagnoses. Associations with variables such as mental distress, parental psychopathology, and DSM-IV disorders were in line with theoretical assumptions and confirm different aspects of the validity (convergent, concurrent, predictive) of the instrument. The psychometric properties of the German RSRI were found to be comparable to those of the English version. The applicability of this questionnaire in German-speaking countries is therefore recommended for adolescents and young adults. Copyright © 2008 John Wiley & Sons, Ltd. [source] Reliability and validity of the Junior Temperament and Character InventoryINTERNATIONAL JOURNAL OF METHODS IN PSYCHIATRIC RESEARCH, Issue 4 2001Klaus Schmeck Abstract The Junior Temperament and Character Inventory (JTCI) was developed to assess the temperament (,novelty seeking', ,harm avoidance', ,reward dependence', ,persistence') and character (,self-directedness', ,cooperativeness', ,self-transcendence') dimensions of Cloninger's biosocial model of personality in children and adolescents. The psychometric properties of the JTCI are presented. We used the German version of JTCI in a clinical sample of 188 adolescent psychiatric patients (aged 12 to 18 years) and in a non-referred sample of 706 German adolescents of the same age range. Aspects of reliability and validity are discussed. We subjected the JTCI to confirmatory factor analysis and were able to replicate the temperament and character scales of the original TCI. The internal consistency of the scales was satisfactory with the exception of ,reward dependence' and ,persistence'. Construct validity was supported by good correspondence of JTCI dimensions with related constructs. Psychometric properties of the German version of JTCI are very promising. Results yield strong support for Cloninger's psychobiological theory. Copyright © 2001 Whurr Publishers Ltd. [source] The German version of the chronic urticaria quality-of-life questionnaire: factor analysis, validation, and initial clinical findingsALLERGY, Issue 6 2009ynek Background:, Chronic urticaria (CU) is a common skin disorder that causes a substantial burden on patients' quality-of-life (QoL). The aim of this work was to generate and validate a German version of the Chronic Urticaria Quality of Life Questionnaire (CU-Q2oL) and to provide reference assessments of QoL. Methods:, The Italian CU-Q2oL was translated into German and administered to 157 CU patients. They also completed two well-established general dermatology QoL questionnaires, the Dermatology Life Quality Index (DLQI) and Skindex-29. Factor analysis was used to identify scales of the German CU-Q2oL. Correlation to the DLQI and Skindex-29 was used for validation. Multiple linear regression was used to determine which patient characteristics were associated with which dimensions of QoL. Results:, The factor analysis identified six scales of the German CU-Q2oL: functioning, sleep, itching/embarrassment, mental status, swelling/eating, and limits looks, which accounted for 70% of the data variance. Five of these six scales showed good internal consistency, and another five demonstrated convergent validity. On a percentile scale, they had these median CU-Q2oL scores: 29 functioning, 44 sleep, 50 itching/embarrassment, 50 mental status, 31 swelling/eating, 31 limits looks. Disease severity significantly predicted scores on all scales. Age predicted functioning, sleep, itching/embarrassment, and swelling/eating. Sex predicted itching/embarrassment and limits looks. Conclusion:, This study yielded a robust validation of the German version of the CU-Q2oL. It confirmed previous studies that CU has a clinically meaningful burden on QoL, especially for sleep and mental health, and that women are more severely affected by pruritus. The German CU-Q2oL should be widely adopted in clinical research on the treatment of CU. [source] OCDS Craving Scores Predict 24-Month Outcome in Alcoholic OutpatientsTHE AMERICAN JOURNAL ON ADDICTIONS, Issue 3 2010Michael Soyka MD This study was conducted to replicate previous findings on the predictive value of a German version of the Obsessive Compulsive Drinking Scale (OCDS) by investigating 24-month treatment outcome in an outpatient setting. This was a prospective, observational study with 92 alcohol-dependent patients. The OCDS was used to assess craving at the end of treatment, and at the 6-, 12-, and 24-month follow-ups. Univariate and logistic regression analyses were performed. Of the 67 patients interviewed at the 24-month follow-up, 58% were abstinent and 79% improved. OCDS scores were higher in patients with a less favorable outcome. In line with previous findings, our results showed that the intensity of craving as measured by the OCDS may predict outcome in outpatient alcoholics.,(Am J Addict 2010;19:264,269) [source] Core Self-Evaluations in Germany: Validation of a German Measure and its Relationships with Career SuccessAPPLIED PSYCHOLOGY, Issue 4 2010Thorsten Stumpp The present study reports the results of a validation of a German version of the Core Self-Evaluations Scale (CSES) and its relationships with career success. Data were collected in three occupational samples to address various aspects of validation. Our results confirm the proposed one-factor structure of the scale as well as convergent, discriminant, criterion, and predictive validity. Furthermore, the German CSES shows incremental validity over the individual core traits (neuroticism, self-esteem, self-efficacy, and locus of control), the Big Five, and positive and negative affect. Thus, the German version of the Core Self-Evaluations Scale is a reliable, valid, and economic measure for both research and practical applications. Furthermore, hypothesised relationships of core self-evaluations with objective as well as subjective career success were confirmed. Possible explanations of these relationships are discussed. On présente dans cet article une étude de validation d'une version allemande de la Core Self-Evaluation Scale (CSES) avec son rapport au succès professionnel. Les données ont été recueillies auprès d'échantillons relevant de trois métiers pour couvrir plusieurs aspects de la validation. Nos résultats confirment la structure unifactorielle attendue ainsi que les validités convergente, discriminante, prédictive et critérielle. En outre, la CSES allemande présente une validité incrémentielle pour le Big Five, les émotions positives et négatives et les traits centraux individuels (névrotisme, estime de soi, auto-efficience et locus of control). La version allemande de la CSES est par conséquent un outil fidèle, valide et économique aussi bien pour la recherche que pour les applications pratiques. Sans compter qu'ont été confirmées les relations supposées des auto-évaluations centrales avec le succès professionnel, qu'il soit objectif ou subjectif. On analyse les raisons possibles de ces relations. [source] Screening for mental disorders in cancer patients , discriminant validity of HADS and GHQ-12 assessed by standardized clinical interviewINTERNATIONAL JOURNAL OF METHODS IN PSYCHIATRIC RESEARCH, Issue 2 2001Katrin Reuter Abstract The detection and classification of comorbid mental disorders has major implications in cancer care. Valid screening instruments for different diagnostic specifications are therefore needed. This study investigated the discriminant validity of the German versions of the Hospital Anxiety and Depression Scale (HADS) and the General Health Questionnaire (GHQ-12). A total of 188 cancer patients participated in the examination, consisting first of the assessment of psychological distress and, second, of the diagnosis of mental disorders according to DSM-IV by clinical standardized interview (CIDI). Discriminant validity of the two instruments regarding the diagnosis of any mental disorder, anxiety, depression and multiple mental disorders was compared using ROC analysis. Overall, the total HADS scale shows a better screening performance than the GHQ-12, especially for the detection of depressive and anxiety disorders. Best results are achieved for depressive disorders with an area under the curve (AUC) of 0.80, a sensitivity of 79% and a specificity of 76% (cut-off point = 17). For the ability of the instruments to detect patients with mental disorders in general, the GHQ-12 (AUC: 0.68) shows a similar overall accuracy to the HADS (AUC: 0.70). The screening performance of both scales for comorbid mental disorders is comparable. The HADS is a valid screening instrument for depressive and anxiety disorders in cancer care. The GHQ-12 can be considered as an alternative to the HADS when diagnostic specifications are less detailed and the goal of screening procedures is to detect patients with single or multiple mental disorders in general. Limitations of conventional screening instruments are given through the differing methodological approaches of screening tests (dimensional approach) and diagnosis according to DSM-IV (categorical approach). Copyright © 2001 Whurr Publishers Ltd. [source] Care dependency of hospitalized children: testing the Care Dependency Scale for Paediatrics in a cross-cultural comparisonJOURNAL OF ADVANCED NURSING, Issue 2 2009Hanan Tork Abstract Title.,Care dependency of hospitalized children: testing the Care Dependency Scale for Paediatrics in a cross-cultural comparison. Aim., This paper is a report of a study to examine the psychometric properties of the Care Dependency Scale for Paediatrics in Germany and Egypt and to compare the care dependency of school-age children in both countries. Background., Cross-cultural differences in care dependency of older adults have been documented in the literature, but little is known about the differences and similarities with regard to children's care dependency in different cultures. Method., A convenience sample of 258 school-aged children from Germany and Egypt participated in the study in 2005. The reliability of the Care Dependency Scale for Paediatrics was assessed in terms of internal consistency and interrater reliability. Factor analysis (principal component analysis) was employed to verify the construct validity. A Visual Analogue Scale was used to investigate the criterion-related validity. Findings., Good internal consistency was detected both for the Arabic and German versions. Factor analysis revealed one factor for both versions. A Pearson's correlation between the Care Dependency Scale for Paediatrics and Visual Analogue Scale was statistically significant for both versions indicating criterion-related validity. Statistically significant differences between the participants were detected regarding the mean sum score on the Care Dependency Scale for Paediatrics. Conclusion., The Care Dependency Scale for Paediatrics is a reliable and valid tool for assessing the care dependency of children and is recommended for assessing the care dependency of children from different ethnic origins. Differences in care dependency between German and Egyptian children were detected, which might be due to cultural differences. [source] |