Invasive treatment v optimised medical care in chronic angina‡
| Outcomes at 6 months | Invasive | Optimised | Mean difference (95% CI) | |
|---|---|---|---|---|
| Mean change from baseline in angina class | –2.0 | –1.6 | –0.4 (–0.72 to –0.08) | |
| Mean change in number of antianginal medications | –1.0 | –0.2 | –0.8 (–1.09 to –0.51) |
| RRR (CI) | NNT (CI) | |||
|---|---|---|---|---|
| ‡Abbreviations defined in glossary; RRR, NNT, and CI calculated from data in article. | ||||
| Major adverse cardiac events | 19% | 49% | 61% (44 to 73) | 4 (3 to 6) |