Sökning: "multiple regression analysis"

Visar resultat 16 - 20 av 299 avhandlingar innehållade orden multiple regression analysis.

  1. 16. Metoder för informationsoptimering vid organisk syntes

    Författare :Åke Nordahl; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Carboxamides; Carboxylic acids; Complex reducing agents CRA ; Experimental design; Lewis acids; Multivariate analysis; Multivariate design; Order of introduction; Principal component analysis PCA ; Principal component multiple regression PCMR ; Principal properties; Screening;

    Sammanfattning : .... LÄS MER

  3. 17. DIGITAL ANALYSIS OF CARDIAC ACOUSTIC SIGNALS IN CHILDREN

    Författare :Milad El-Segaier; Lund Pediatrik; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Pediatri; Medicin människa och djur ; Cardiovascular system; Kardiovaskulära systemet; Pediatrics; Medicine human and vertebrates ; Heart sound detection; Logistic regression; Receiver operating characteristic curve; Signal deconvolution.; Short-time Fourier transform; Cardiac acoustic signals; Time interval measurements;

    Sammanfattning : DIGITAL ANALYSIS OF CARDIAC ACOUSTIC SIGNALS IN CHILDREN Milad El-Segaier, MD Division of Paediatric Cardiology, Department of Paediatrics, Lund University Hospital, Lund, Sweden SUMMARY Despite tremendous development in cardiac imaging, use of the stethoscope and cardiac auscultation remains the primary diagnostic tool in evaluation of cardiac pathology. With the advent of miniaturized and powerful technology for data acquisition, display and digital signal processing, the possibilities for detecting cardiac pathology by signal analysis have increased. LÄS MER

  4. 18. Integrative genomic and survival analysis of breast tumors

    Författare :Szilard Nemes; Göteborgs universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; biostatistics; cancer; survival analysis; gemonics; DNA copy number aberrations; messenger RNA;

    Sammanfattning : With the continued accumulation of genomic data at ever increasing resolution the challenge ahead lies in reading out meaningful clinical/biological information form the data that can contribute to a better understanding of the cancerous process. The need for novel approaches, new statistical methods is therefore strong. LÄS MER

  5. 19. Biomarkers and Disease Activity in Multiple Sclerosis : A cohort study on patients with clinically isolated syndrome and relapsing remitting multiple sclerosis

    Författare :Irene Håkansson; Jan Ernerudh; Charlotte Dahle; Magnus Vrethem; Jan Lycke; Linköpings universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES;

    Sammanfattning : This thesis focuses on disease activity in clinically isolated syndrome (CIS) and newly diagnosed relapsing remitting multiple sclerosis (RRMS). The papers are based on data from 41 patients in a prospective longitudinal cohort study. All patients were untreated at baseline. LÄS MER

  7. 20. Environmental risk factors for the occurrence of multiple sclerosis

    Författare :Martin Biström; Peter Sundström; Johan Hultdin; Jonatan Salzer; Kjell-Morten Myhr; Umeå universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Multiple sclerosis; risk factors; epidemiology; case-control study; Human herpesvirus 6A; Human herpesvirus 6B; leptin; insulin; Epstein-Barr virus; vitamin D; Neurology; neurologi;

    Sammanfattning : Background. Multiple sclerosis (MS) is an inflammatory and degenerative disease of the central nervous system that typically debuts around age 30. About 2.3 million people are affected in the world today, and besides trauma it is the most common cause of neurological disability among young adults in the western world. LÄS MER