|Outcomes||Number of trials (n)||Weighted event rates||RBI or RBR (95% CI)†|
|Psychological intervention||Usual care|
|*Abbreviations defined in glossary; weighted event rates, RBI, RBR, and CI calculated from data in article based on a fixed effects model.|
|Survival at 1 year||4 (511)||72%||70%||RBI 3 (−8 to 15)|
|Survival at 5 years||4 (511)||22%||25%||RBR 13 (−19 to 37)|
|Survival at 10 years||3 (276)||11%||13%||RBR 19% (−54 to 58)|
Review: existing evidence does not support a survival benefit for women with metastatic breast cancer who participate in group psychological interventions compared with usual care
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