Explanation Reason for the correct answer: Retrospective cohort studies are conducted on a small scale and they require only very less time to complete. They may need very large sample sizes for rare outcomes. This is a characteristic of retrospective cohort studies. Option c. is given as “The required sample size is smaller than that needed for a prospective cohort study”. Retrospective studies may need very large sample sizes for rare outcomes. This is a characteristic of retrospective cohort studies. Hence, the correct answer is option c. Reasons for incorrect answers: Option a. is given as “The study groups are exposed and unexposed”. The study groups being exposed and unexposed are a characteristic of retrospective cohort studies. Hence, option a. is incorrect...

6th Edition

ISBN: 9780323552295

Author: David D. Celentano, Moyses Szklo

Publisher: ELSEVIER

See similar textbooks

Videos

Question

Chapter 8, Problem 3RQ

Summary Introduction

Introduction: Retrospective cohort studies also called longitudinal cohort study is mainly based upon the exposure status and they compare their incidence of diseases.

Expert Solution & Answer

Chapter 8 Solutions

Gordis Epidemiology

Ch. 8 - Prob. 1RQ Ch. 8 - Prob. 2RQ Ch. 8 - Prob. 3RQ Ch. 8 - Prob. 4RQ Ch. 8 - Prob. 5RQ Ch. 8 - Prob. 6RQ Ch. 8 - Prob. 7RQ

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, health-nutrition and related others by exploring similar questions and additional content below.

Recommended textbooks for you

The Language of Medicine, 11e
Health & Nutrition
ISBN:9780323370813
Author:Davi-Ellen Chabner BA MAT
Publisher:Saunders
Gordis Epidemiology
Health & Nutrition
ISBN:9780323552295
Author:David D. Celentano, Moyses Szklo
Publisher:ELSEVIER
Nutrition Through The Life Cycle
Health & Nutrition
ISBN:9781337919333
Author:Brown, Judith E.
Publisher:Cengage Learning,
Health: The Basics (13th Edition)
Health & Nutrition
ISBN:9780134709680
Author:Rebecca J. Donatelle
Publisher:PEARSON
Understanding Nutrition (MindTap Course List)
Health & Nutrition
ISBN:9781337392693
Author:Eleanor Noss Whitney, Sharon Rady Rolfes
Publisher:Cengage Learning
Introduction To Health Physics
Health & Nutrition
ISBN:9780071835275
Author:Johnson, Thomas E. (thomas Edward), Cember, Herman.
Publisher:Mcgraw-hill Education,

The Language of Medicine, 11e

Health & Nutrition

ISBN:9780323370813

Author:Davi-Ellen Chabner BA MAT

Publisher:Saunders

Gordis Epidemiology

Health & Nutrition

ISBN:9780323552295

Author:David D. Celentano, Moyses Szklo

Publisher:ELSEVIER

Nutrition Through The Life Cycle

Health & Nutrition

ISBN:9781337919333

Author:Brown, Judith E.

Publisher:Cengage Learning,

Health: The Basics (13th Edition)

Health & Nutrition

ISBN:9780134709680

Author:Rebecca J. Donatelle

Publisher:PEARSON

Understanding Nutrition (MindTap Course List)

Health & Nutrition

ISBN:9781337392693

Author:Eleanor Noss Whitney, Sharon Rady Rolfes

Publisher:Cengage Learning

Introduction To Health Physics

Health & Nutrition

ISBN:9780071835275

Author:Johnson, Thomas E. (thomas Edward), Cember, Herman.

Publisher:Mcgraw-hill Education,

SEE MORE TEXTBOOKS

Cancer Types SIMPLY explained! MEMORIZE them QUICKLY and EASILY!; Author: CancerEdInstitute;https://www.youtube.com/watch?v=dEBi-yvSWmQ;License: Standard Youtube License