observational studies

observational studies,

n.pl an investigational method involving description of the associations be-tween interventions and outcomes. Outcomes research and practice audits are examples of this investigational method. For instance, during a practice audit, the outcomes produced by a sampling of patients who received a specific form of treatment may be monitored. An assessment is performed before and after a regimen of therapy is administered to compare and measure the effects.
References in periodicals archive ?
Furthermore, as per the guidelines of Strengthening the Reporting of Observational studies in Epidemiology for cross-sectional studies, authors should report the numbers of individuals at each stage of study (such as numbers potentially eligible, examined for eligibility, confirmed eligible, included in the study, and analyzed).
However, this association comes mainly from observational studies in which people self report their physical activity.
The coffee studies in the news last month were what scientists know as observational studies.
Continuum Clinical is a recognized leader in the design and implementation of observational studies and registries.
Assessing the completeness of reporting of observational studies in Colombian Journal of Anesthesiology.
Evidence of these risk factors from ecological and observational studies also shows that fruits, vegetables, grains, low-fat dairy products, legumes and fish are associated with reduced risk.
Omega-3 long chain PUFA intake during pregnancy and allergic disease outcomes in offspring; a systematic review and meta-analysis of observational studies and randomized trials.
Although observational studies cannot prove causality, the findings of this study are consistent with the possibility that immunomodulation resulting directly from sun exposure may influence outcomes in patients with multiple sclerosis.
The study results, published in the New England Journal of Medicine, did not support earlier observational studies suggesting a link between lower colorectal cancer risk with higher vitamin D blood levels or greater calcium intake.
The level of bias varied greatly among the observational studies.
Since its previous update in 2012, several observational studies were published related to risk factors associated with the need for hospitalization for RSV infection.
Within each type of study we considered (eg, randomized trials, observational studies, etc), average authorship rose more than 3-fold during this period.

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