TABLE 1

Criteria for Assessing Randomized Trials

Give 1 point for each of the following:
a. The study is described as randomized
b. The study is described as double-blind
c. There was a description of withdrawals and dropouts
Given 1 additional point if:
a. For randomized studies, the method of randomization was described and is appropriate
b. For double-blind studies, the method of blinding was described and is appropriate
Deduct 1 point if:
c. For randomized studies, the method of randomization was described and is inappropriate
d. For double-blind studies, the method of blinding was described and is inappropriate
  • Adapted from Jadad et al.5