What Is the Definition of Quality-Adjusted Life Years (QALY)

question 7

Multiple Choice

What is the definition of Quality-adjusted life years (QALY) ?

• A)Quality-adjusted life years (QALY) is a calculation combining quantity and quality of work life to quantify outcomes based on treatment or other activities that influence work.
• B)Quality-adjusted life years (QALY) is a calculation combining quantity and quality of leisure to quantify outcomes based on treatment or other activities that influence leisure.
• C)Quality-adjusted life years (QALY) is a calculation of quality of health to quantify outcomes based on treatment or other activities that influence health.
• D) Quality-adjusted life years (QALY) is a calculation combining quantity and quality of health to quantify outcomes based on treatment or other activities that influence health.

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Definitions:

P-Value

The probability of obtaining test results at least as extreme as the ones observed, assuming that the null hypothesis is correct.

Left Tailed

Pertaining to a one-sided test in statistics where the critical area is on the left side of the distribution curve.

Test-Statistic

A value calculated from sample data during a hypothesis test, used to decide whether to reject the null hypothesis.

P-Value

The probability of obtaining a test statistic at least as extreme as the one observed, under the assumption that the null hypothesis is true, used in hypothesis testing to determine statistical significance.