Smoking intervention v usual care in patients having elective knee or hip replacement†
| Outcomes to time of discharge | Smoking intervention | Usual care | RRR (95% CI)‡ | NNT (CI) |
|---|---|---|---|---|
| †Abbreviations defined in glossary. ‡CI calculated from data in article. | ||||
| Postoperative complications | ||||
| Any complication | 18% | 52% | 65% (42 to 83) | 3 (2 to 6) |
| Wound related | 5% | 31% | 83% (48 to 95) | 4 (2 to 8) |
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Online ISSN 1468-9618
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