Sökning: "methodological aspects"

Visar resultat 16 - 20 av 489 avhandlingar innehållade orden methodological aspects.

  1. 16. Methodological aspects of quantitative cardiac molecular imaging

    Författare :Tanja Kero; Mark Lubberink; Håkan Ahlström; Elin Trägårdh; Uppsala universitet; []
    Nyckelord :PET; cardiac amyloidosis; 11C-PIB; retention index; standardized uptake value; PET-MR; MRI; myocardial blood flow; 15O-water; quantification; quantitative modeling;

    Sammanfattning : The objective of this research was to facilitate the use of quantitative cardiac molecular imaging by developing and validating methods and applications. More specifically:we determined the optimal tracer kinetic model for analysis of 11C-PIB and evaluated the performance of two simpler measures, retention index (RI) and standardized uptake value (SUV), in the quantification of cardiac 11C-PIB uptake in amyloidosis. LÄS MER

  3. 17. Cereals, weeds and crop processing in iron age Sweden. : Methodological and interpretive aspects of archaeobotanical evidence

    Författare :Karin Viklund; Umeå universitet; []
    Nyckelord :;

    Sammanfattning : .... LÄS MER

  4. 18. Assessment of Support Interventions in Dementia : Methodological and Empirical Studies

    Författare :Jenny Alwin; Jan Persson; Barbro Krevers; Lars-Åke Levin; Wija Oortwijn; Linköpings universitet; []
    Nyckelord :MEDICINE; MEDICIN;

    Sammanfattning : Dementia means a continuous deterioration of abilities and has a large impact on the persons affected as well as on family members and others close to the persons with dementia. Interventions aimed at this population in order to support and alleviate the often straining situation may be of great importance. LÄS MER

  5. 19. Parenting stress : Conceptual and methodological issues

    Författare :Monica Östberg; Uppsala universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Psychology; Parenting stress; dimensionality; validity; structural equation modeling; social support; infant temperament; responsiveness; Psykologi; Psychology; Psykologi; Psychology; psykologi;

    Sammanfattning : High parenting stress has been connected with negative consequences for both parent and child. The aim of the present thesis was to examine factors contributing to high stress, and to develop a psychometrically sound, reliable, and valid instrument for measuring parenting stress. LÄS MER

  7. 20. Testosterone Use and Abuse : Methodological Aspects in Forensic Toxicology and Clinical Diagnostics

    Författare :Yvonne Lood; Jeanette Wahlberg; Johan Ahlner; Bertil Ekman; Elisabeth Aardal; Martin Josefsson; Ingemar Thiblin; Linköpings universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES;

    Sammanfattning : Abuse of anabolic androgenic steroids (AAS) is widespread in society and is today a major public health problem, associated with mental and somatic adverse effects and risk behavior, such as use of other illicit drugs and criminality. Testosterone, the most important endogenous male androgen, is therapeutically used in replacement therapy but is also extensively used as a doping agent. LÄS MER