Lifestyle intervention programme v control for the prevention of type 2 diabetes mellitus in patients with impaired glucose tolerance at a mean follow up of 3.2 years â€
| Outcome | Lifestyle intervention | Control | RRR (95% CI) | NNT (CI) |
|---|---|---|---|---|
| †Abbreviations defined in glossary; RRR, NNT, and CI calculated from data in article. | ||||
| Diabetes | 10% | 23% | 56% (33 to 71) | 8 (5 to 15) |