Sökning: "exploratory and confirmatory factor analysis"

Visar resultat 1 - 5 av 16 avhandlingar innehållade orden exploratory and confirmatory factor analysis.

1. 1. Burnout, work, stress of conscience and coping among female and male patrolling police officers

   Författare :Susann Backteman-Erlanson; Christine Brulin; Inger Öster; Mojgan Padyab; Gunvor Gard; Umeå universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Patrolling police officers; qualitative content analysis; health; burnout; troubled conscience; coping; demand; decision latitude; social support; multiple logistic regression; factor analysis; differential item functioning; gender patterns; omvårdnadsforskning med medicinsk inriktning; Caring Sciences;

   Sammanfattning : Background. Police work is a stressful occupation with frequent exposure to traumatic events and psychological strain from work might increase the risk of burnout. This thesis focuses on patrolling police officers (PPO), who work most of their time in the community and have daily contact with the public. LÄS MER

3. 2. Essays on Estimation Methods for Factor Models and Structural Equation Models

   Författare :Shaobo Jin; Fan Yang-Wallentin; Rolf Larsson; Li Cai; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; shrinkage; factor rotation; penalized maximum likelihood; pseudo-maximum likelihood; multi-group analysis; ordinal data; robustness; Statistics; Statistik;

   Sammanfattning : This thesis which consists of four papers is concerned with estimation methods in factor analysis and structural equation models. New estimation methods are proposed and investigated.In paper I an approximation of the penalized maximum likelihood (ML) is introduced to fit an exploratory factor analysis model. LÄS MER

4. 3. Non-Suicidal Self-Injury in Swedish Adolescents : Prevalence, Characteristics, Functions and Associations With Childhood Adversities

   Författare :Maria Zetterqvist; Carl Göran Svedin; Lars-Gunnar Lundh; Paul Plener; Linköpings universitet; []
   Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Non-suicidal self-injury; adolescents; prevalence; functions; adversities; trauma symptoms;

   Sammanfattning : Non-suicidal self-injury (NSSI), such as intentionally cutting, burning or hitting oneself, is a behavior with potentially detrimental consequences and empirical studies are necessary to gain knowledge of how to prevent NSSI in adolescents. The aims of this thesis were to investigate the prevalence, methods, characteristics and functions of NSSI in a large community sample of Swedish adolescents, and to examine the relationship between NSSI and adverse life events and trauma symptoms. LÄS MER

5. 4. On the subjective–objective distinction for measures of memory and cognition : Theoretical and methodological issues in questionnaire development and validation

   Författare :Peter Vestergren; Widar Henriksson; Christina Wikström; Michael Rönnlund; Björn Lyxell; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; cognitive dysfunction; measurement; memory complaints; self report; subjective memory; subjective–objective; Other social sciences; Övrig samhällsvetenskap; didactics of educational measurement; beteendevetenskapliga mätningar;

   Sammanfattning : The aim of this thesis was to develop a questionnaire for cognitive functioning, which could possibly be used as a screening instrument for early signs of dementia in the future. The introduction discusses the often made distinction between subjective and objective measures. LÄS MER

7. 5. Loyal until death (?) : The nature, measurement and predictors of loyalty in a military context

   Författare :Torbjörn Engelkes; Magnus Sverke; Torun Lindholm; Gerry Larsson; Erik Hedlund; Bo Melin; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; loyalty; behavior; measurement; dimensionality; predictors; social identity fusion; leadership; IPA; factor analysis; Swedish Armed Forces; military; extreme environment; dilemma; psykologi; Psychology;

   Sammanfattning : The overall aim of this thesis was to broaden the understanding of the concept of loyalty within a military context, by focusing on how the nature of loyalty is experienced, how it can be measured and how it can be predicted. To achieve this, the thesis was structured in three interrelated studies, which initially aimed to examine the content of loyalty within the Swedish Armed Forces (SAF), then to develop and validate a scale to measure loyalty, and finally to examine possible predictors of loyalty. LÄS MER