When assessing a positive relationship between alcohol consumption and oral cancer using a case-control study, increasing the sample size of the study will result in which of the following?
A) A lower p value and a smaller 95% confidence interval
B) A greater odds ratio and a higher disease prevalence
C) A lower p value, a smaller 95% confidence interval, and a greater odds ratio
D) A lower p value, a smaller 95% confidence interval, a higher disease prevalence, and a greater odds ratio
E) None of these is correct.

Question

Quizplus · Accepted Answer

Increasing the sample size in a case-control study generally leads to a lower p-value and a smaller 95% confidence interval, indicating more precise estimates. However, it does not change the odds ratio or disease prevalence.

When Assessing a Positive Relationship Between Alcohol Consumption and Oral