| Outcomes at median 12 months | Number of trials (n) | Comparison group | Weighted event rates | RRR (95% CI) | NNT (CI) |
| Death | 31 (6936) | All alternative care | 21% v 24% | 14% (6 to 22) | 29 (19 to 67) |
| Institutional care or death | 30 (6884) | All alternative care | 37% v 42% | 12% (6 to 17) | 20 (15 to 40) |
| Dependency or death | 28 (5960) | All alternative care | 52% v 58% | 10% (5 to 15) | 18 (12 to 32) |
| Death | 26 (5592) | General medical ward | 23% v 26% | 10% (2 to 18) | 34 (20 to infinity) |
| Institutional care or death | 25 (5538) | General medical ward | 39% v 43% | 10% (4 to 16) | 25 (15 to 50) |
| Dependency or death | 23 (4614) | General medical ward | 54% v 59% | 8% (3 to 13) | 20 (15 to 50) |
*Abbreviations defined in glossary. RRR, NNT, and CI calculated from data in article using a fixed-effects model.