21. The pilot 8-week double-blind study of modafinil for cocaine dependence ( 2004 ) produced inconclusive results. 22. When one looks at 6, one finds that 8 children were subjected to a double-blind study ]. 23. A double-blind study with only objective measures is less likely to be biased to support a given conclusion. 24. Neither doctor nor patient knew which was which in the double-blind study : the vaccine and placebo looked identical. 25. In total, the clinical data base includes more than 3500 patients in Phase IIb and III double-blind studies . 26. There is a paucity in the literature of controlled double-blind studies of possible effective drugs or other forms of therapy. 27. The double-blind study and evidence-based medicine are critical scientific techniques widely used in the West for medical purposes. 28. Now that we have some good double-blind studies , this is what we can safely say : Magnetics can reduce pain. 29. Despite open-label trials showing benefits of continuous infusion of GDNF, the results were not confirmed in double-blind studies . 30. Of course, to be scientifically sound, it had to be a blind study -- my husband must not have a clue.