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