Sentences with phrase «although epidemiological studies»

Although epidemiological studies have suggested that moderate drinking can lower a person's risk of heart attack or stroke, that possibility has not been studied in a randomized trial with a control group.

Not exact matches

Although a number of epidemiological studies point to a clear association between poor quality sleep and metabolic disorders, until recently, the reason for this association was not clear.

Although vaccination induces an inflammatory response during pregnancy, the magnitude and the duration of response is much lower and shorter, respectively, for influenza vaccination than viral infection.27 Like infection, influenza vaccination during pregnancy has been reported to induce a transient increase in the levels of a number of proinflammatory cytokines, including interleukin 6, tumor necrosis factor α, and C - reactive protein.27 - 30 Studies on mice found an association between high interleukin - 6 levels during pregnancy and abnormal behavior and brain structure.19 However, in epidemiological studies, associations between maternal cytokine levels and ASD have beenStudies on mice found an association between high interleukin - 6 levels during pregnancy and abnormal behavior and brain structure.19 However, in epidemiological studies, associations between maternal cytokine levels and ASD have beenstudies, associations between maternal cytokine levels and ASD have been mixed.

Epidemiological Studies Thun and coworkers (1992) found a significant inverse relation between the intake of citrus fruits, vegetables, and high fiber grains and colon cancer, although Dietary Fiber intake was not specifically analyzed.

Although results from epidemiological studies differ considerably, an overview of articles found that, on average, 15 % of children and adolescents have a chronic health condition (van der Lee, Mokkink, Grootenhuis, Heymans, & Offringa, 2007).

Although most epidemiological studies of father - absent families have focused on children's psychological adjustment, children's gender development has also been investigated using the ALSPAC sample, with no differences in gender role behaviour identified between children in single - mother families and children in traditional families for either boys or girls (Stevens et al., 2002).