| First author |
| Year |
| Country |
| Cancer site / description |
| Distress inclusion criterion and cutoff threshold |
| Treatment condition |
| Control condition |
| N randomized, n treatment, n control |
| Mean age |
| Percentage males |
| Number and percentage lost to follow-up |
| Treatment duration |
| Distress outcomes (continuous primary and secondary outcomes): |
| Hedges’s g (95% CI) and r2 |
| Study funding source |
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