Dietary selenium and major depression: a nested case-control study

Relationship of Serum Lipid Profiles and Serotonin with Major Depression: A matched case-control study

Background: several studies have explored the relationship between blood lipid levels and depressive disorders. Specific studies reported an association between lower serum cholesterol and depressive disorder, while some other studies no connection. The aim of this study was to evaluate the relationship of serum lipid profiles and serum serotonin with depressive disorder. Methods: In the prese...

Dietary patterns and difficulty conceiving: a nested case-control study.

OBJECTIVE To investigate potential associations between dietary patterns (defined using factor analysis) and difficulty conceiving. DESIGN Case-control study nested in a Spanish cohort of university graduates (Seguimiento Universidad de Navarra [SUN] Project). SETTING Female university graduates all over Spain participating in the SUN Project. PATIENT(S) A total of 485 women, aged 20-45 y...

Selenium in patients with Alopecia Areata: A case-control study

Background: Autoimmune mechanisms are involved in the etiology of Alopecia areata. It is also shown that Selenium has some effects on regulation of autoimmune mechanisms. Objective: To compare the plasma level of Selenium between those with and without Alopecia areata. Patients and Methods: In this case-control study, 29 patients with Alopecia areata referred to Razi hospital in Tehran, a...

The Comparison of Major Dietary Patterns in People with and without Calcium Oxalate Kidney Stone: A Case-Control Study

Background: It was suggested that dietary patterns might play a role in the pathogenesis of nephrolithiasis. The aim of this study was to determine the relationship between dietary patterns and the occurrence of calcium oxalate kidney stone disease. Methods: A case-control study was conducted on 634 male and female participants aged 18-65 in Tehran using a convenient sampling method. The partic...

Case–Control Study, Nested