What does N mean in clinical trials?

Related questions

1. What does Jordan LS mean?
2. Who owns NRG Energy?
3. How does NRG make money?
4. What does NRG stand for Nike?
5. What does Nike QS mean?
6. What does NRG mean?
7. What is NRG home?
8. How much is Sodapoppin worth?
9. What team is Ninja on?
10. What does NRG mean Nike?

Tags

1. #random
2. #which
3. #randomized
4. #intervention
5. #determine
6. #patient
7. #trial
8. #control
9. #given
10. #experimental
11. #controlled
12. #allocation
13. #order