Which of the Following Contributed to Increased Life Expectancy in the Early

question 54

Multiple Choice

Which of the following contributed to increased life expectancy in the early twentieth century?

• A)advances in genetic testing
• B)advances in heart and brain surgery
• C)vaccinations and antibiotics
• D)more doctors in metropolitan areas

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Definitions:

Intention To Treat

Intention to treat is a principle in clinical trials where all participants, including those who dropped out or partially completed the treatment, are accounted for in the final analysis to avoid bias.

Randomly Selected

A method of selection that ensures each member of a set has an equal opportunity of being chosen, widely used in scientific research to avoid bias.

Drop-Out Percentage

The proportion of individuals who do not complete a course, program, or activity in which they initially participated.

After-School Program

Structured programs provided for children and youth after school hours, offering activities such as sports, arts, and homework assistance to support their development and learning.