Clinical Trial Design and Study
Methodologies Exam Questions and
Answers 100% Pass
Randomization - ANSWER-Minimizes bias and confounding in studies.
Double-blind study - ANSWER-Neither patients nor physicians know treatment
assignments.
Phase 3 - ANSWER-Final testing phase before market availability.
Case-control study - ANSWER-Compares cases with controls to identify risk
factors.
Odds Ratio (OR) - ANSWER-Estimates association strength in case-control
studies.
Rare disease assumption - ANSWER-OR approximates RR when disease
prevalence is low.
Retrospective data - ANSWER-Data collected from past records or memories.
Recall bias - ANSWER-Inaccurate recollection affecting study results.
Survivorship bias - ANSWER-Focus on survivors may skew results.
©️COPYRIGHT 2025, ALL RIGHTS RESERVED. 1
Methodologies Exam Questions and
Answers 100% Pass
Randomization - ANSWER-Minimizes bias and confounding in studies.
Double-blind study - ANSWER-Neither patients nor physicians know treatment
assignments.
Phase 3 - ANSWER-Final testing phase before market availability.
Case-control study - ANSWER-Compares cases with controls to identify risk
factors.
Odds Ratio (OR) - ANSWER-Estimates association strength in case-control
studies.
Rare disease assumption - ANSWER-OR approximates RR when disease
prevalence is low.
Retrospective data - ANSWER-Data collected from past records or memories.
Recall bias - ANSWER-Inaccurate recollection affecting study results.
Survivorship bias - ANSWER-Focus on survivors may skew results.
©️COPYRIGHT 2025, ALL RIGHTS RESERVED. 1