Search for dissertations about: "out variables"

Showing result 1 - 5 of 517 swedish dissertations containing the words out variables.

  2. 1. Methods for improving covariate balance in observational studies

    Author : Philip Fowler; Xavier de Luna; Ingeborg Waernbaum; Martin Huber; Umeå universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; causal effect; coarsening; discretisation; proxy variables; register study; swedish social insurance agency; unobserved variables;

    Abstract : This thesis contributes to the field of causal inference, where the main interest is to estimate the effect of a treatment on some outcome. At its core, causal inference is an exercise in controlling for imbalance (differences) in covariate distributions between the treated and the controls, as such imbalances otherwise can bias estimates of causal effects. READ MORE

  4. 2. On Mathematical Reasoning : being told or finding out

    Author : Mathias Norqvist; Johan Lithner; Bert Jonsson; Catarina Rudälv; Kristina Juter; Umeå universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; mathematics education; creative reasoning; reasoning; cognitive proficiency; fMRI; didactics of mathematics; matematikdidaktik;

    Abstract : School-mathematics has been shown to mainly comprise rote-learning of procedures where the considerations of intrinsic mathematical properties are scarce. At the same time theories and syllabi emphasize competencies like problem solving and reasoning. READ MORE

  5. 3. Aspects of post-resuscitation care after out-of-hospital cardiac arrest

    Author : Louise Martinell; Göteborgs universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; out-of-hospital cardiac arrest; survival; Implantable Cardioverter Defibrillator; Prediction of prognosis; mild induced hypothermia;

    Abstract : Background: Cardiac disease is the most common cause of death in the western world and the majority of these deaths are due to out-of-hospital cardiac arrest (OHCA). In Sweden, approximately 10,000 persons suffer an OHCA annually and in 5000 cardiopulmonary resuscitation (CPR) is initiated. READ MORE

  6. 4. Socioeconomic status and out-of-hospital cardiac arrest

    Author : Martin Jonsson; Karolinska Institutet; Karolinska Institutet; []
    Keywords : ;

    Abstract : Background: Out-of-hospital cardiac arrest (OHCA) is a common cause of death. Around 6000 people in Sweden suffer OHCA each year and only about 10% survive. Historically, the focus of OHCA research has been on different treatments such as improved cardiopulmonary resuscitation (CPR) and early defibrillation. READ MORE

  7. 5. Extramural English Matters : Out-of-School English and Its Impact on Swedish Ninth Graders' Oral Proficiency and Vocabulary

    Author : Pia Sundqvist; Solveig Granath; Hugo Wikström; June Miliander; Magnus Ljung; Karlstads universitet; []
    Keywords : HUMANIORA; HUMANITIES; Extramural English; out-of-school learning; implicit learning; learner language; oral proficiency; oral fluency; second language acquisition; second language learning; ESL; EFL; vocabulary acquisition; assessment; speaking tests; language diary; motivation; self-efficacy; anxiety; speech; oral communication; core vocabulary; peripheral vocabulary; English language; Engelska språket; English; Engelska;

    Abstract : The present study examines possible effects of extramural English (EE) on oral proficiency (OP) and vocabulary (VOC). The study is based on data collected from Swedish learners of ESL in grade 9 (aged 15-16; N=80; 36 boys, 44 girls) over a period of one year. READ MORE