How can we help family carers manage pain medicines for patients with advanced cancer? A systematic review of intervention studies.

BMJ Support Palliat Care · 2016 · PMC5013162 · PMID 27150294

Europe PMC DOI

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did not reach statistical significanceno p-value reported

Keefe et al 's 29 well-conducted RCT reported improved Caregiver Strain Index scores for the intervention group, a trend that did not reach statistical significance.

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just failed to reach statistical significanceno p-value reported

One was a well-conducted study that also showed a positive effect on caregiver strain, a trend that just failed to reach statistical significance.

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