The effect of psychological interventions on anxiety and depression in cancer patients: results of two meta-analyses
1999

Psychological Interventions for Anxiety and Depression in Cancer Patients

Sample size: 2124 publication Evidence: moderate

Author Information

Author(s): Sheard T, Maguire P

Primary Institution: CAA Bristol Oncology Centre

Hypothesis

Do psychological interventions reduce anxiety and depression in cancer patients?

Conclusion

Preventative psychological interventions may moderately reduce anxiety in cancer patients, but not depression.

Supporting Evidence

  • 19 trials showed a combined effect size of 0.42 standard deviations for anxiety.
  • 20 trials showed a combined effect size of 0.36 standard deviations for depression.
  • Interventions targeted at distressed patients showed stronger effects.

Takeaway

Helping cancer patients with their feelings can make them less anxious, but it doesn't seem to help with feeling sad.

Methodology

Two meta-analyses were conducted on trials of psychological interventions focusing on anxiety and depression in cancer patients.

Potential Biases

Publication bias was noted, particularly for depression trials.

Limitations

Some trials had missing data, and the quality of studies varied.

Participant Demographics

Cancer patients, with some trials targeting those at risk of psychological distress.

Statistical Information

Confidence Interval

95% CI 0.08–0.74 for anxiety, 95% CI 0.06–0.66 for depression

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690596

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