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ICU diaries offered modest anxiety and depression relief, but did not significantly cut PTSD in a meta-analysis

Nursing in Critical Care (PubMed)Sep 1, 2026

AI-summarized from the linked source. Educational brief, not medical advice.

Brief summary

A systematic review and meta-analysis of 21 studies found that ICU diaries did not significantly reduce PTSD incidence or severity after adjusting for publication bias, but provided modest adjunctive benefits for anxiety and depression.

What NurseJet pulled from the source

Synthesizing 21 studies (17 RCTs and 4 NRCTs) with 2,180 adult ICU survivors, trim-and-fill correction showed no statistically significant reduction in PTSD incidence (adjusted RR 0.73; 95% CI 0.47-1.12) or PTSD severity (adjusted SMD -0.23; 95% CI -1.20 to 0.75). Modest symptom improvements persisted for anxiety and depression, and diaries led solely by healthcare professionals showed greater reduction in PTSD severity than those with family co-authorship.

Why this matters for nurses

ICU nurses frequently write and facilitate patient diaries to help survivors fill memory gaps and process critical illness trauma. This review underscores that while diaries serve as compassionate, low-cost adjuncts for easing anxiety and depression, bedside clinicians should not expect them alone to prevent or resolve clinical PTSD.

Bedside takeaway

ICU diaries modestly eased anxiety and depression in adult ICU survivors, but did not significantly prevent PTSD after adjusting for publication bias.

Key takeaways

  • Across 21 studies encompassing 2,180 adult ICU survivors, ICU diaries did not yield statistically significant reductions in PTSD incidence or severity after correcting for publication bias.
  • ICU diaries offered modest adjunctive improvements in survivor-reported anxiety and depression symptoms.
  • Subgroup analysis indicated that diaries written exclusively by healthcare professionals had a stronger effect on PTSD symptom severity than diaries involving family members.
  • Substantial heterogeneity (I² from 0% to 95%) was present across trials, indicating that diary protocols and implementation methods vary widely.

Practice implications

  • Continue using ICU diaries as humanistic communication tools to help reconstruct fragmented memories, but integrate them within comprehensive post-intensive care follow-up rather than treating them as standalone psychological therapy. When writing entries, maintain objective, compassionate narratives and coordinate with multidisciplinary teams for persistent traumatic stress.

Limitations & cautions

  • The analysis showed wide heterogeneity across the 21 studies (I² 0% to 95%), and initial unadjusted benefits for PTSD were attenuated after trim-and-fill correction for publication bias. Formats, entry frequencies, and timing of diary return were not standardized.
  • AI-summarized from the linked source. Review the original article before applying to practice.

Citations

Exact source links

Public citations are filtered to exact credible source pages. Homepage-only or invalid links stay in admin review and are not shown here.

Nursing in Critical Care (PubMed)

Nursing in Critical Care (PubMed). Effect of Diaries on Mental Health Outcomes in Adult ICU Survivors: A Systematic Review and Meta-Analysis.

Open original source

https://pubmed.ncbi.nlm.nih.gov/42710895/

Professional education only

This summary does not replace clinical judgment, facility policy, provider orders, or official guidelines. Verify practice changes against the original source and local protocol.

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