Search for dissertations about: "network epidemiology"
Showing result 1 - 5 of 37 swedish dissertations containing the words network epidemiology.
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1. Adolescent depression : Epidemiology, nosology, life stress, and social network
Abstract : The study engaged a total population of 16-17-year-old urban high-school students and 2300 (93%) were screened for depression and previous suicide attempts. Adolescents with high depression scores in self-evaluation (12.3%) or reporting previous suicide attempts (2. READ MORE
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2. Exploring patterns of empirical networks
Abstract : We are constantly struggling to understand how nature works, trying to identify recurrent events and looking for analogies and relations between objects or individuals. Knowing patterns of behavior is powerful and fundamental for survival of any species. READ MORE
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3. Biomarkers of one-carbon metabolism in colorectal cancer risk
Abstract : One-carbon metabolism, a network of enzymatic reactions involving the transfer of methyl groups, depends on B-vitamins as cofactors, folate as a methyl group carrier, and amino acids, betaine, and choline as methyl group donors. One-carbon metabolism influences many processes in cancer initiation and development such as DNA synthesis, genome stability, and histone and epigenetic methylation. READ MORE
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4. Low social support and disturbed sleep : epidemiological and psychological perspectives
Abstract : The Swedish work force underwent dramatic changes during an economic crisis in the 1990s. In the aftermath, sick leave increased at an unprecedented rate and stress-related disorders, such as burnout, depression, and sleep disturbances replaced earlier work-related diagnoses. READ MORE
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5. Closing the gap : applying health and socio-demographic surveillance to complex health transitions in South and sub-Saharan Africa
Abstract : Background: The challenge of research in resource-poor settings remains a profound concern and is closely linked to African social development. Work of this thesis spans the end of apartheid and first decade of the democratic era in South Africa, along with emergence of the HIV/AIDS pandemic. READ MORE