Search for dissertations about: "rasch analysis"

Showing result 1 - 5 of 54 swedish dissertations containing the words rasch analysis.

  2. 1. Muscle mass and function after total hip arthroplasty

    Author : Anton Rasch; Karolinska Institutet; Karolinska Institutet; []
    Keywords : Osteoarthrosis; arthritis; joint disease; hip muscle strength; hip muscle function; outcome; elderly; attenuation; fatty infiltration; gait analysis; balance;

    Abstract : Osteoarthritis (OA) of the hip is a common disease among elderly causing pain, joint stiffness and reduced mobility. Outcome studies have shown total hip arthroplasy (THA) to be a successful surgical procedure. Studies of muscle strength and function after THA are more scarce and results vary. READ MORE

  4. 2. Microwave Gas and Multipactor Breakdown in Inhomogeneous Fields

    Author : Joel Rasch; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; corona; inhomogeneous fields; multipactor; Microwave breakdown;

    Abstract : Microwave gas and multipactor breakdown remains to be one of the limiting factors for the maximum power in microwave devices. Above a certain electric field strength, the so-called breakdown threshold, free electrons can multiply by making ionizing impacts with neutral gas molecules, or causing secondary emission upon impact with system surfaces. READ MORE

  5. 3. Latent Trait Models of Intrinsic, Extrinsic, and Quest Religious Orientations

    Author : Marcus Koskinen-Hagman; Centrum för teologi och religionsvetenskap; []
    Keywords : HUMANIORA; HUMANITIES; Theology; Meta-analysis; Item Analysis; Rasch; Scaling; Quest; Extrinsic; Intrinsic; Measurement; Religious Orientations; Teologi;

    Abstract : Allports and Ross (1967) Intrinsic and Extrinsic scales and Batsons and Schoenrades (1991b) Quest scale are re-analyzed from a unidimensional perspective by using the Rasch measurement model (RM). The RM of choice, Rating scale analysis, offers an alternative scaling procedure to Factor analysis. READ MORE

  6. 4. Characteristics of the functional independence measure in patients with neurological disorders. Measurement through Rasch analysis

    Author : Åsa Lundgren Nilsson; Göteborgs universitet; []
    Keywords : rehabilitation; assessment; measurement; stroke; traumatic brain injury; spinal cord injury; Rasch; item response theory;

    Abstract : The Functional Independence Measure (FIMTM) is an internationally widely used outcome measure, measuring disability in terms of dependence or need of assistance. The aim of this study was to evaluate the structural characteristics of FIMTM using the Rasch model, with regard to scoring function, cross-cultural validity in Europe and cross-diagnostic validity within rehabilitation units in Scandinavia. READ MORE

  7. 5. Measuring peer victimization and school leadership : A study of definitions, measurement methods and associations with psychosomatic health

    Author : Lisa Hellström; Curt Hagquist; Robert Thornberg; Karlstads universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Bullying; measurement methods; pedagogical leadership; psychosomatic health; Rasch analysis; Mobbning; mätmetoder; pedagogiskt ledarskap; psykosomatisk hälsa; Rasch analys; Public Health Science; Folkhälsovetenskap;

    Abstract : The aim of this thesis is to explore methods for assessing peer victimization and pedagogical leadership in school.The thesis includes four studies. Study I and II are based on web-based questionnaires among 2, 568 students in grades 7, 8 and 9. READ MORE