Select all of the responses which are correct Bias will occur when there is (sel
ID: 3314996 • Letter: S
Question
Select all of the responses which are correct
Bias will occur when there is (select each that is or are true):
a. A systematic difference between the exposed and unexposed groups that distorts the relationship between the exposure and the outcome of interest.
b. A difference between those with and without incident disease during the study in baseline prevalence of the exposure of interest.
c. The subjects with and without disease in a case-control study have differential recall regarding consumption of olive oil, the exposure of interest.
d. There is inaccurate baseline classification of subjects as being disease free in a prospective cohort study.
Explanation / Answer
d. There is inaccurate baseline classification of subjects as being disease free in a prospective cohort study.
is is correct answer, when at the baseline there is fluctuation then there is maximam chance to occure the bias in the study.
thanks