Question
16.Non-differential means that the extent of the misclassification is ________ for both study groups: a.Different b.Dynamic c.Same d.Undecided 17.Misclassification error can be fixed by which
16.Non-differential means that the extent of the misclassification is ________ for both study groups:
a.Different
b.Dynamic
c.Same
d.Undecided
17.Misclassification error can be fixed by which of the following approach:
a.Use most accurate source of information available
b.Multiple measurements of exposure and disease
c.Validation - corroborate the data using several sources
d.All of the above
18.Confounding is described as a:
a.Systematic difference in soliciting, recording, or interpreting information
b.Systematic difference between the groups being compared that distorts the true association between a cause and an effect
c.Systematic similarity between the groups being compared that distorts the true association between an exposure and disease
d.None of the above
19.Concerning confounding:
a.It results in mixing of effects between exposure and disease
b.Occurs when cases and controls have different characteristics
c.It is an inherent characteristic of the population
d.All of the above
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