Examples of using Case-control in English and their translations into Vietnamese
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In a case-control study, two groups of people are compared.
Green tea and the prevention of breast cancer: a case-control study in southeast China.".
A total of 16 case-control studies were included in the analysis, including 731 patients and 614 controls.
One type of study that uses an oddsratio instead of relative risk is called a case-control study.
As a result, case-control and cohort studies have further investigated this association and are described in this review.
Its aim is for you to learn about the principles and practice of cohort, case-control and cross-sectional studies.
Other European case-control studies, when analyzed together, also suggest that vitamin D may help protect against type 1 diabetes.
The contribution of cannabis use to variation in the incidence of psychotic disorder across Europe(EU-GEI): a multi-centre case-control study.
Several observational and case-control studies have demonstrated up to 94% prevalence of tobacco use in patients with PPP.6Â.
Langevin and his colleagues identified 631 patients from alarge group of individuals enrolled in a population-based, case-control study in the greater Boston area.
Case-control studies are studies where groups of people with a history of a specific disease are asked questions about different possible risk factors.
DESIGN: We searched MEDLINE and EMBASE databases(May 2009) for case-control and cohort studies that assessed fish intake and prostate cancer risk.
A major emphasis is placed on study design, with separate chapters devoted to each of the three main analytic designs: experimental,cohort, and case-control studies.
The authors carried out a case-control study that showed there is no real association between blood groups and PV, in contrast to the work of Grob and Inderbitzin and Altobella.
In this case, the researchers would collect observations of both smokers and non-smokers,perhaps through a case-control study, and then look for the number of cases of lung cancer in each group.
Case-control studies have shown a reduction of up to 60% in hip and wrist fractures in women whose estrogen replacement was begun within a few years of menopause.
For the study, researchers investigated data collected from 2,159 lung cancer cases and 2,985 controls,which were“pooled from 6 case-control studies in the US, Canada, UK and New Zealand within the International Lung Cancer Consortium.”.
This is only a case-control study, and therefore needs further evaluation in large cohorts more representative of general population where such screening might be introduced.".
Two meta-analyses of the publishedresults of BCG vaccine clinical trials and case-control studies confirmed that the protective efficacy of BCG for preventing serious forms of TB in children is high(i.e.,gt; 80%).
In these case-control studies, the women know they have ovarian cancer, so will try hard to remember anything that might be important to why they got this terrible disease.
The scientists looked at one cohort study and five case-control studies in humans, each of which was designed to investigate whether there is a link between cell phone use and glioma, a cancer of the central nervous system.
In case-control studies, information is collected from cases(people who already have a certain disease) and compared with information collected from controls(people who do not have the disease).
Several case-control studies, when analyzed together, suggest that people diagnosed with tuberculosis have lower vitamin D levels than healthy people of similar age and other characteristics.
In our population-based case-control study, we took information about 88,612 patients in Denmark who were newly diagnosed with atrial fibrillation between 1995 and 2014 and compared it with 886,120 healthy people.
One case-control study and a meta-analysis of observational studies have found a relationship between alpha-linolenic acid- the dominating fatty acid in chia seeds- and an increased risk of prostate cancer.
Unlike case-control studies, cohort studies, which follow large groups of initially healthy individuals for years, generally provide more reliable information than case-control studies because they don't rely on information from the past.
In addition, several case-control studies have shown that specific forms of the gene that encodes glutathione S-transferase, which is the enzyme that metabolizes and helps eliminate isothiocyanates from the body, may influence the association between cruciferous vegetable intake and human lung and colorectal cancer risk(21-23).
Of twelve case-control studies, six found significant associations, as did five of eleven cohort studies, with a relative risk of prostate cancer among those with the most frequent dairy product consumption ranging between 1.3 and 2.5, with evidence of a dose-response relationship.