Effects of psychosocial interventions on psychological outcomes among caregivers of advanced cancer patients: a systematic review and meta-analysis

This systematic review aimed to synthesize the effectiveness of psychosocial interventions on caregivers of advanced cancer patients, in comparison with usual care, on caregivers’ quality of life (QoL), anxiety, and depression symptoms. Comprehensive searches for published and unpublished studies were performed using nine electronic databases, two trial registers, and reference lists of included studies. Two reviewers independently screened,...