Which choice is correct?

In a randomised double-blind trial to compare a placebo with a new analgesic for the control of pain within arthritis, subjects reported less pain while using the analgesic and the difference in agony scores between the two regimes was highly significant (P= 0.002). we can verbs?
a. it is unlikely that the results would have been obtained if the drug be totally ineffective
b. the difference between mean pain scores on the two regimes be 0.002
c. an important clinical advance has be made
d. the drug is a very effective analgesic
Answers:
A. Source(s): Physician.

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