33 Questions
In epidemiologic studies, what is the term for systematic error that arises when information collected about or from study subjects is erroneous?
Information bias
What is the term for misclassification of disease that is not different for exposed and unexposed subjects?
Nondifferential misclassification
What strategy can be used to minimize loss to follow-up in cohort studies?
Use standardized follow-up procedures
Which type of bias can result in underestimation of the incidence of disease in a particular group relative to another?
Selection bias
What is the main reason for loss to follow-up in epidemiologic studies?
Getting sicker
What term describes the systematic error in a study that stems from procedures used to select subjects and factors influencing study participation?
Selection bias
In epidemiologic studies, what type of bias can occur when the selection of controls is related to the exposure being studied?
Selection bias
What type of error is reflected by p-values and confidence intervals in a study?
Random error
What is the term for bias due to how information is collected on subjects in a study?
Information bias
Which type of bias results from procedures used to select subjects and from factors influencing study participation?
Selection bias
'Bias due to how subjects are selected into a study' is also known as:
Selection bias
What term describes the misclassification of disease that is not different for exposed and unexposed subjects?
Information bias
'Bias due to how information is collected on subjects in a study' can be best described as:
Information bias
'Systematic error in a study that stems from procedures used to select subjects and from factors that influence study participation' refers to:
Selection bias
'Random vs. Systematic Error' is reflected by which statistical indicators?
Confidence intervals and p-values
What term describes the misclassification of disease that is not different for exposed and unexposed subjects?
Information bias
Which type of bias can result in underestimation of the incidence of disease in a particular group relative to another?
Selection bias
'Bias due to how subjects are selected into a study' is also known as:
Selection bias
What is the term for bias due to how information is collected on subjects in a study?
Information bias
'Systematic error in a study that stems from procedures used to select subjects and from factors that influence study participation' refers to:
Selection bias
'Random vs. Systematic Error' is reflected by which statistical indicators?
P-values and confidence intervals
'Bias due to how information is collected on subjects in a study' can be best described as:
Information bias
'Bias due to how subjects are selected into a study' is also known as:
Selection bias
In epidemiologic studies, what term describes the bias that can occur when the selection of controls is related to the exposure being studied?
Selection bias
What term describes the systematic error in a study that stems from procedures used to select subjects and factors influencing study participation?
Selection bias
'Random vs. Systematic Error' is reflected by which statistical indicators?
P-values
'Bias due to how information is collected on subjects in a study' can be best described as:
Information bias
Which type of bias results from procedures used to select subjects and from factors influencing study participation?
Selection bias
'Bias due to how subjects are selected into a study' is also known as:
Selection bias
'Systematic error in a study that stems from procedures used to select subjects and from factors that influence study participation' refers to:
Selection bias
'Bias due to how information collected about or from study subjects is erroneous' is known as:
Information bias
What is the term for misclassification of disease that is not different for exposed and unexposed subjects?
Nondifferential misclassification
What type of bias can result in underestimation of the incidence of disease in a particular group relative to another?
Selection bias
This quiz covers the threats to validity in research, including bias, confounding, and lack of precision. It explores concepts such as selection bias, information bias, random and systematic error, and how they are reflected by p-values and confidence intervals.
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