Delayed v immediate prescription for the common cold at day 10‡
| Outcome | Delayed | Immediate | RRR (95% CI) | NNT (CI) |
|---|---|---|---|---|
| ‡Abbreviations defined in glossary; RRR, NNT, and CI calculated from data in article. | ||||
| Antibiotic use | 48% | 89% | 46% (29 to 60) | 3 (2 to 5) |