Sökning: "confounders"

Visar resultat 1 - 5 av 203 avhandlingar innehållade ordet confounders.

  1. 1. Maternal smoking and congenital malformations

    Författare :Karin Källén; Tornbladinstitutet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; teratologi; Utvecklingsbiologi; embryology human ; ontogeny; Epidemiology; smoking; malformation; pregnancy; registry; confounders; teratology; Development biology; embryologi människa ;

    Sammanfattning : About two percent of Swedish newborn infants are born with a significant congenital malformations which is reported to the Swedish Registry of Congenital Malformations (RCM), and/or the Swedish Medical Birth Registry (MBR). In spite of persistent public health recommendations, about 16% of the Swedish pregnant women are smoking during pregnancy (1996). LÄS MER

  3. 2. Philosophical Issues in Medical Intervention Research

    Författare :Jesper Jerkert; Sven Ove Hansson; Tor Sandqvist; John Cantwell; Nils-Eric Sahlin; KTH; []
    Nyckelord :HUMANIORA; HUMANITIES; scientific method; study design; methodology; alternative medicine; medical research; individualized treatments; eligibility; confounders; evidence; evidence-based medicine; mechanistic reasoning; hierarchy of evidence; Filosofi; Philosophy;

    Sammanfattning : The thesis consists of an introduction and two papers. In the introduction a brief historical survey of empirical investigations into the effectiveness of medicinal interventions is given. Also, the main ideas of the EBM (evidence-based medicine) movement are presented. LÄS MER

  4. 3. Dietary fat as an exposure in epidemiological studies. Observations in the Malmö Diet and Cancer cohort

    Författare :Iréne Mattisson; Internmedicin - epidemiologi; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Absolute fat; cohort study; confounders; energy-adjustment; fibre; food groups; plant food; prospective study; relative fat; underreporting; Public health; Näringslära; epidemiology; breast cancer; Folkhälsa; epidemiologi; Nutrition;

    Sammanfattning : The aim was to explore the inherent meaning of total fat and to examine the associations between relative fat intake and postmenopausal breast cancer. Furthermore, the impacts of the alterations in dietary assessment routines are discussed. This thesis uses data from the Malmö Diet and Cancer study, a prospective cohort study. LÄS MER

  5. 4. Method developments for the attributable fraction in causal inference

    Författare :Elisabeth Dahlqwist; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : In public health and policy making, understanding the overall impact of an intervention is of essential importance. A way to quantify the disease burden due to some risk factor is by the attributable fraction (AF). LÄS MER

  7. 5. Lumbar puncture in psychiatric research : on the impact of confounding factors on monoamine compounds in cerebrospinal fluid

    Författare :Thomas Eklundh; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :cerebrospinal fluid; lumbar puncture; monoamine compounds; confounding factors; atmospheric pressure; pathological gambling;

    Sammanfattning : Lumbar puncture has for many years been a tool for investigations of cerebrospinal fluid (CSF) in man. The method has been in use since 1891 and is common in neurology, and other medical specialities. LÄS MER