Sökning: "Case-control study"
Visar resultat 11 - 15 av 581 avhandlingar innehållade orden Case-control study.
11. Lung cancer in males : an epidemiological study in northern Sweden with special regard to smoking and occupation
Sammanfattning : In a case-control study comprising 589 cases of male lung cancer in northern Sweden longitudinal data concerning occupations, employments and smoking habits were collected by questionnaires.Pipe smoking was as common as cigarette smoking and gave very similar relative risk. LÄS MER
12. Prospective studies of hormonal and life-style related factors and risk of cancer
Sammanfattning : Background: Androgens are important in prostate cancer development but how circulating levels of androgens affect risk of prostate cancer of different aggressiveness is not clear. Being childless has been associated with a lower risk of prostate cancer, but it is not clear if this association is causal or a result of residual confounding. LÄS MER
13. Female sex hormones and health outcomes in women with specific focus on asthma
Sammanfattning : In humans, gender differences exist across a wide spectrum of diseases. For instance, women are more likely to develop Sjogren’s syndrome, systemic lupus erythematosus, and autoimmune thyroid disease compared to men. LÄS MER
14. Maternal Mortality Then, Now, and Tomorrow : The Experience of Tigray Region, Northern Ethiopia
Sammanfattning : AbstractBackground: Maternal mortality is one of the most sensitive indicators of the health disparities between poorer and richer nations. It is also one of the most difficult health outcomes to measure reliably. In many settings, major challenges remain in terms of both measuring and reducing maternal mortality effectively. LÄS MER
15. Nonmalignant health effects of arsenic exposure
Sammanfattning : This thesis comprises a series of studies concerning occupational and environmental exposure to arsenic and some novel chronic health effects of this element, namely diabetes mellitus and hypertension. Substantial prevalence of the well-known skin manifestations of arsenic ingestion was also found to occur as a result of environmental exposure through drinking water. LÄS MER