Sentence examples for control of bias from inspiring English sources
5 Control of bias in randomised controlled trials is necessary to reduce the risk of making incorrect conclusions about treatment effects.
Three areas control of bias at entry, control of bias in assessment of outcome, and control of bias after entry were evaluated with a scheme developed through the Cochrane Collaboration.
A further aspect to note is how the visualization of the experiment facilitates control of bias.
Relative to observational methods, the central advantage of clinical trials is control of bias attributable to unmeasured differences between patients.
Most studies have weaknesses in design, power and control of bias to answer the question as to which patients may benefit from surgery.
The design of the study; Identification of the population of interest; Control of bias; Sampling from the population of interest; The sample size; Means of access to and engagement with participants within the sample; Participation rate; Method of enquiry and survey instruments (questionnaires); Case definition and diagnosis; Timeframe; Burden estimation (which aspects, and how?); Data management.
Despite the difficulty in finding variables to identify program effects in selection models, future studies using already-existing data should emphasize control of biases due to selection effects.
The intraocular straylight level among the groups was analyzed using analysis of covariance (ANCOVA) for controlling of bias factors, such as age.
If the finding were simply regressing toward the mean, the bias on the following day would not be expected to return to the control levels of bias.
The control of the bias and the related offloading is discussed in [12, 13].
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