Sertraline v placebo for generalised social phobia at 20 weeks‡

OutcomesSertralinePlaceboRBI (95% CI)NNT (CI)
Much or very much improved on the Clinical Global Impression improvement item53%29%83% (25 to 178)5 (3 to 11)
Difference (CI)
‡Abbreviations defined in glossary; RBI, NNT, and CI calculated from data in article.
Mean decrease from baseline on the Marks Fear Questionnaire7.532.345.19 (2.70 to 7.69)
Mean decrease from baseline on the Brief Social Phobia Scale16.308.497.81 (2.74 to 12.87)