Research Study Design: James Lind and Citrus Fruits

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What is the purpose of a study design?

To investigate the association between exposure and outcome (correct)

To evaluate experiences and opinions qualitatively

To determine cause and effect

To conduct a subjective evaluation of participants' experiences

What did James Lind's study on citrus fruits and scurvy aim to determine?

The association between citrus fruits and scurvy treatment (correct)

The taste preferences of sailors for citrus fruits

The nutritional value of citrus fruits

The effects of citrus fruits on sailors' physical fitness

What does study design primarily determine?

The nutritional value of foods

The cost of conducting a study

How data is collected and analyzed (correct)

The subjective experiences of participants

What is the most significant factor to consider when choosing a study design?

Feasibility of the study Signup and view all the answers

What are the two broad categories of study designs mentioned in the text?

Experimental and observational Signup and view all the answers

What type of insight does a study design aim to achieve?

Association between exposure and outcome Signup and view all the answers

Who is credited with developing the first controlled clinical trial of the modern era?

James Lind Signup and view all the answers

What was the most important work of Al-Razi (or Rhazes)?

The Comprehensive Book on Medicine (Kitab al-Hawi fi al-tibb) Signup and view all the answers

Who conducted an early example of a basic clinical trial involving control groups while seeking an effective treatment for patients suffering from meningitis?

Al-Razi Signup and view all the answers

What did James Lind divide a group of 12 sailors suffering from scurvy into?

Six groups with different interventions Signup and view all the answers

Who did Florence Nightingale persuade to send questionnaires to colonial schools and hospitals to obtain data on mortality rates?

British Colonial Office Signup and view all the answers

Who is known as the Persian physician born in the 9th century CE?

Abu Bakr Muhammad ibn Zakariya' al-Razi Signup and view all the answers

What did James Lind note caused more deaths among sailors than warfare?

Scurvy Signup and view all the answers

What was Florence Nightingale passionate about in medical studies?

Need for comparison within medical studies Signup and view all the answers

What did Al-Razi intentionally not use on one group of patients suffering from meningitis?

Citrus fruits Signup and view all the answers

What did James Lind wish to identify a treatment for?

Scurvy Signup and view all the answers

Research Study Design: James Lind and Citrus Fruits

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