Search for dissertations about: "Constant score"

Showing result 1 - 5 of 37 swedish dissertations containing the words Constant score.

  2. 1. Some Aspects of Propensity Score-based Estimators for Causal Inference

    Author : Ronnie Pingel; Johan Lyhagen; Theis Lange; Uppsala universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; correlation; treatment effect; inverse probability weighting; local linear estimator; matching; multicollinearity; observational study.; Statistics; Statistik;

    Abstract : This thesis consists of four papers that are related to commonly used propensity score-based estimators for average causal effects.The first paper starts with the observation that researchers often have access to data containing lots of covariates that are correlated. READ MORE

  4. 2. Essays on Energy Demand and Household Energy Choice

    Author : Amin Karimu; Runar Brännlund; Jonas Nordström; Umeå universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Choice Probability; derivatives; energy policy; gasoline demand; propensity score; tax simulation; unobserved trend; nationalekonomi; Economics;

    Abstract : This thesis consists of four self-contained papers related to energydemand and household cooking energy.Paper [I] examine the impact of price, income and non-economicfactors on gasoline demand using a structural time series model. READ MORE

  5. 3. Proximal humeral fractures : aspects of treatment with special reference to displaced fractures in the elderly

    Author : Karol Zyto; Karolinska Institutet; Karolinska Institutet; []
    Keywords : proximal humeralfractures; aged patients; Neer classification; Constant score; long-term follow up; hemiarthroplasty; prospective study; osteopenia; middle- age men.;

    Abstract : The purpose of this thesis was to study the clinical and functional outcome after various treatments of displaced fractures of the proximal humerus in an elderly patient group. Conservative treatment consisting of a short period of immobilisation and an early start of active exercises guided by physiotherapy has been compared with different surgical techniques. READ MORE

  6. 4. Soft Tissue Aspects of the Shoulder Joint

    Author : Shwan Khoschnau; Hans Rahme; Karl Michaelsson; Lars Adolfsson; Uppsala universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; cruciate ligament; shoulder dislocation; polymorphism; collagen; biomechanical properties; rotator cuff tear; shoulder ultrasound; adhesive capsulitis; MRI;

    Abstract : The aim of this thesis was to study different aspects of the soft tissues of the shoulder joint. The variation in the quality of the tendons and ligaments can be explained by genetic factors. READ MORE

  7. 5. Rotator Cuff Tears : Short- and long-term aspects on treatment outcome

    Author : Mats Ranebo; Lars Adolfsson; Hanna Björnsson; Rolf Norlin; Ian Trail; Linköpings universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES;

    Abstract : Rotator cuff tear is a common disorder and there is a lack of knowledge of appropriate treatment and consequences of different treatment modalities. The overall aim of this thesis was to examine short- and long-term results of rotator cuff tear treatment. READ MORE