Which of the Following Are True Statements About Randomized Controlled

question 33

Multiple Choice

Which of the following are true statements about randomized controlled trials (RCTs) ? Select all that apply.

• A) The RCT design is noted to be the weakest methodology for testing the effectiveness of an intervention.
• B) In a RCT design,participants are randomized to the intervention and control groups to reduce selection bias.
• C) Blinding or withholding of study information from data collectors,participants,and their healthcare providers can enhance the potential for bias.
• D) RCTs may be carried out in a single setting or in multiple geographic locations to decrease sample size and obtain a more representative sample.
• E) RCTs,when appropriately conducted,are considered the gold standard for determining the effectiveness of healthcare interventions.

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Definitions:

Uncertain

A general state or condition of having doubt, being unsure about outcomes, or lacking predictability in events or decisions.

Outcome

The result or effect of an action, situation, or event; the end product of a process.

Universal Needs

Fundamental requirements or desires common to all humans, such as food, shelter, safety, and belonging.

Maslow's Hierarchy

A psychological theory proposed by Abraham Maslow that categorizes human needs into five levels, from basic physiological needs to self-actualization, influencing motivation and behavior.