Sökning: "frailty model"

Visar resultat 1 - 5 av 12 avhandlingar innehållade orden frailty model.

  1. 1. Correlated random effects models for clustered survival data

    Författare :Frank Eriksson; Chalmers tekniska högskola; Göteborgs universitet; Gothenburg University; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; competing risks; case-cohort; semiparametric; Survival analysis; random effects; routine register; frailty model; Survival analysis; frailty model; competing risks; random effects; case-cohort; routine register; semiparametric;

    Sammanfattning : Frailty models are frequently used to analyse clustered survival data in medical contexts. The frailties, or random effects, are used to model the association between individual survival times within clusters. LÄS MER

  2. 2. Child Mortality during the Demographic Transition. A Longitudinal Analysis of a Rural Population in Southern Sweden, 1766-1894

    Författare :Kent Johansson; Ekonomisk-historiska institutionen; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; nutrition; frailty; the demographic transition; Sweden; hazard regression; family effects; Scania; Barker hypothesis; Child mortality; early life conditions; enclosure; Social and economic history; Ekonomisk och social historia;

    Sammanfattning : The great decline in mortality has had a vital impact on our societies. Life expectancy has more than doubled in the past 200 years, but no acceptable explanation has yet been given for the earlier part of the decline in mortality, even though it has attracted a very broad interdisciplinary interest. LÄS MER

  3. 3. Navigating towards a self-determined daily life in old age. Experiences, instrument evaluation and explanatory factors

    Författare :Isabelle Ottenvall Hammar; Göteborgs universitet; Göteborgs universitet; Gothenburg University; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Activities of daily living ADL ; aged 80 and over; dependence; frailty; self-determination; IPA-O; person-centredness;

    Sammanfattning : Aim: The overall aim of this thesis was to explore self-determination in the context of community-dwelling older persons with different degrees of dependence in daily activities. Methods: Using a qualitative, grounded design, study I explored how people 80 years and older experienced their self-determination when developing dependence in daily activities. LÄS MER

  4. 4. Older people with intellectual disability and affective and anxiety disorders: Comorbidities, healthcare utilisation, pharmacotherapy and frailty factors requiring support and social services

    Författare :Nadia El Mrayyan; Hälsofrämjande komplexa interventioner; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Ageing; Intellectual disability; Affective disorders; Anxiety disorders; Healthcare; Social Services; Drugs; Frailty factors;

    Sammanfattning : AbstractBackground: Affective and anxiety disorders have a higher occurrence in older people with intellectual disability (ID) than in the general population. However, there is a lack of research into this ageing group from the point of view of their health panorama, use of medicines, healthcare utilisation and social welfare support. LÄS MER

  5. 5. Between open systems and closed doors : the needs and perceptions of parents of children with cognitive disabilities in educational settings

    Författare :Lise Roll-Pettersson; Rune Simeonsson; Stockholms universitet; []
    Nyckelord :SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; ABCX model; Cognitive disability; Parents; Teachers; Föräldrar till barn med funktionsnedsättning; Elever med särskilda behov; Lärarrollen; Sverige; pedagogik; Education;

    Sammanfattning : This thesis consists of three papers on multivariate frailty models and one paper on the use of latent class models in genetic association studies. The common theme through the four papers is the use of latent variables to capture complex dependence structures in the data. LÄS MER