Sökning: "declining trends"

Visar resultat 1 - 5 av 45 avhandlingar innehållade orden declining trends.

  1. 1. Trends of HIV infection in the Kagera region of Tanzania 1987-2000

    Författare :Gideon Kwesigabo; Anita Sandström; Japhet Killewo; Knut Fylkesnes; Umeå universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; HIV infection; prevalence trends; incidence trends; declining trends; ANC sentinel surveillance; Kagera; Tanzania;

    Sammanfattning : .... LÄS MER

  3. 2. Silicon cycling in the Baltic Sea : Trends and budget of dissolved silica

    Författare :Liana Papush; Åsa Danielsson; Lars Rahm; Petra Tallberg; Linköpings universitet; []
    Nyckelord :Dissolved silica; trends; nutrient; nutrient ratios; diatoms; Redfield; limitation; eutrophication; riverine load; budget; fluxes; accumulation; retention; optimisation; Baltic Sea; Löst kisel; trender; näringsämne; näringsämnens kvoter; kiselalger; Redfield; tillväxtbegränsning; övergödning; flodtillförsel; budget; flöden; ackumulering; retention; optimering; Östersjön; NATURAL SCIENCES; NATURVETENSKAP;

    Sammanfattning : The dissolved silicon (DSi) has a crucial role for growth of a large group of primary producers – diatoms and, hence, impact on functioning of the aquatic food web. This thesis contributes to an increased understanding of the modifications of the DSi cycling in the Baltic Sea. LÄS MER

  4. 3. Women, smoking and myocardial infarction

    Författare :Ellis Janzon; Kardiovaskulär forskning - epidemiologi; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; epidemiology; Medicine human and vertebrates ; Smoking cessation; Smoking; risk; Prevention; Trends; Myocardial infarction; Women; epidemiologi; Folkhälsa; Public health; Medicin människa och djur ; Blood pressure; Women;

    Sammanfattning : The aim of this thesis has been to explore factors associated with smoking and smoking cessation in women and the relation between smoking and incidence of myocardial infarction (MI). The time trends in incidence of MI 1986-2002 in the city of Malmö (pop. 250.000) were explored. LÄS MER

  5. 4. Acidification trends in Swedish lakes : an assessment of past water chemistry conditions using lake sediments

    Författare :Tom Korsman; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Palaeolimnology; acidification history; alkalization; acid deposition; land-use; lake sediments; near infrared spectroscopy; diatoms; multivariate calibration; Sweden;

    Sammanfattning : This thesis presents temporal perspectives of lake acidification in Sweden. Sediment records have been used to study timing, trends and causes of acidification, and two different techniques for assessing past lake-water acidity are presented. LÄS MER

  7. 5. Economic development and injury mortality : Studies in global trends from a health transition perspective

    Författare :Syed Moniruzzaman; Ragnar Andersson; Karin Melinder; Hans Rosling; Karlstads universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; injury; suicide; economic development; health transition; demographic transition; homicide; road traffic injury; fall injury; mortality; GDP per capita; GNP per capita; Public health science; Folkhälsovetenskap; Public Health Science; Folkhälsovetenskap;

    Sammanfattning : Globally, injury is a major public health problem. The extent of the problem varies considerably by demographic subgroups, regions and national income. LÄS MER