HINT: effects can be measured in natural units (e.g. years of life) or more complex units (e.g. years adjusted for quality of life such as QALYs) or monetary equivalents of the benefit gained (e.g. $).
Where to look for information...
Look in the methods section.
- page 2543, 2nd column, 4th paragraph
- page 2543, 3rd column, 3rd paragraph
- page 2545, 1st column, 3rd paragraph
Click the "Answer 4" link below to find out what we thought.