Results 221 to 230 of about 2,566,277 (265)

Sexual narcissism: A validation study

Journal of Sex & Marital Therapy, 1994
Sexual narcissism, an egocentric pattern of sexual behavior, has recently been described in the literature and has been discovered to be associated with cluster B type personality disorders. Although the research seems to have validated sexual narcissism as a characteristic of borderline and histrionic personality disorders, it is yet to be tested with
D F, Hurlbert, C, Apt, S, Gasar, N E, Wilson, Y, Murphy   +4 more
openaire   +2 more sources

Validity of a study: Internal and external validity

Cirugía Española (English Edition), 2022
Maria, Sala Serra, Laia, Domingo Torrell
openaire   +2 more sources

A study to validate the colonoscopy simulator

Surgical Endoscopy, 2003
The aim of this study was to investigate the relation between clinical experience and performance with regard to colonoscopic procedures performed on the HT Immersion Medical Colonoscopy Simulator. The hypothesis is that the performance of novice, intermediate, and experienced operators is different on simulators, just as it is on real patients.25 ...
T, Mahmood, A, Darzi
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Duodenoscope decontamination validation study

Journal of Hospital Infection, 2016
Journal of Hospital Infection - In Press.Proof corrected by the author Available online since vendredi 18 septembre ...
L, Alsaffar, P R, McCrudden, R, Hayter, M, Kavanagh   +3 more
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Evaluating the Validity of a Research Study

Journal of the American Academy of Child & Adolescent Psychiatry, 1999
This article examines the topic of research validity, the validity of a whole study. We will present a framework for understanding research validity based on the classic conceptualization by Cook and Campbell (1979) . Understanding their traditional criteria and "threats" to internal and external validity posed 4 types of problems.
G A, Morgan, J A, Gliner, R J, Harmon
openaire   +2 more sources

Individuality of handwriting: a validation study

Proceedings of Sixth International Conference on Document Analysis and Recognition, 2002
Motivated by several rulings in United States courts concerning expert testimony in general and handwriting testimony in particular, we undertook a study to objectively validate the hypothesis that handwriting is individualistic. Handwriting samples of 1500 individuals, representative of the US population with respect to gender, age, ethnic groups, etc.
Sargur N. Srihari, Sung-Hyuk Cha, Hina Arora, Sangjik Lee   +3 more
openaire   +1 more source

Validity studies in clustering methodologies

Pattern Recognition, 1979
Abstract Clustering algorithms tend to generate clusters even when applied to random data. This paper provides a semi-tutorial review of the state-of-the-art in cluster validity, or the verification of results from clustering algorithms. The paper covers ways of measuring clustering tendency, the fit of hierarchical and partitional structures and ...
Richard C. Dubes, Anil K. Jain 0001
openaire   +1 more source

The fear questionnaire: a validity study

Behaviour Research and Therapy, 1986
Abstract In a rigorously selected sample of 48 agoraphobic patients, the Agoraphobia scale was more sensitive and it alone discriminated between the rates of improvement in two independently identified subgroups of outcome than the Social Phobia or the Blood-Injury Phobia scales of the Fear Questionnaire (Marks and Matthews, 1979).
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The validity of validity: An analysis of validation study designs.

Journal of Applied Psychology, 1986
Mario Sussmann, Donald U. Robertson
openaire   +1 more source

Validity Studies

Educational and Psychological Measurement, 1979
  +4 more sources