Epidemiology and Population Health

Dr. Rodgers

July 20, 2025

Week 8: Meta-Analyses

Clinical nurses often experience mental health challenges due to high-stress work environments, long shifts, and emotional demands, which contribute to elevated rates of anxiety, depression, and burnout. According to Shah et al. (2021), these issues affect nurses’ well-being and negatively impact patient care quality and healthcare outcomes. As such, Shah et al. (2021) discuss that addressing providers’ mental health is an important step towards workforce retention and optimal healthcare delivery. This assignment examines the efficacy of art therapy as an intervention through a meta-analysis by Zhang et al. (2024) by assessing its potential benefits, as well as providing evidence-based strategies to support clinical nurses’ psychological resilience and job satisfaction.

Selected Article

The chosen article, “Efficacy of Art Therapy in Enhancing Mental Health of Clinical Nurses: A Meta-Analysis” by Zhang et al. (2024), evaluates the impact of art therapy on nurses’ psychological well-being. Zhang et al. (2024) point out that clinical nurses frequently experience anxiety, depression, and stress due to high-pressure work environments, which can negatively affect both their health and patient care outcomes. In this meta-analysis, the authors synthesized data from 19 randomized controlled trials (RCTs) involving 1,338 nurses to establish whether art therapy, including painting, music, and drama, can effectively reduce negative emotions and improve coping mechanisms.

Meta-analysis Characteristics

According to Haidich (2010), a meta-analysis is a rigorous, quantitative research method that systematically combines data from multiple independent studies to produce more reliable and generalizable conclusions than individual studies alone. Key characteristics of a meta-analysis, as discussed by Haidich (2010), include a comprehensive literature search using predefined criteria (like PICOS framework), statistical synthesis of effect sizes (such as risk ratios or standardized mean differences), and assessment of heterogeneity through measures like Cochran’s Q and I² statistics. A meta-analysis approach uses either fixed-effects models (assuming a single true effect) or random-effects models (accounting for between-study variation) to pool results, while sensitivity analyses and subgroup comparisons help validate findings. Further, meta-analyses evaluate potential biases, particularly publication bias, through funnel plots and statistical tests.

In the selected study by Zhang et al. (2024), these features are clearly demonstrated through their Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA)-guided methodology, inclusion of 19 RCTs (N=1,338 nurses), use of random-effects models to address substantial heterogeneity (I²>50%), and thorough bias assessments. In integrating these methodological elements, this analysis provides robust evidence supporting art therapy’s efficacy in improving nurses’ mental health outcomes, exemplifying the power of meta-analytic techniques in evidence-based healthcare research.

Inclusion and Exclusion Criteria

Zhang et al. (2024) explained their selection criteria using the Population, Intervention, Comparison, Outcome, Study Design (PICOS) framework. The researchers included only RCTs focusing on clinical nurses receiving any form of art therapy compared to control groups, with mental health outcomes measured by validated scales. Exclusions comprised non-randomized studies, duplicate publications, and articles with unavailable data. Even though the criteria possibly ensured methodological rigor by focusing on high-quality evidence, arguably, the researchers might have overlooked potentially valuable findings from quasi-experimental designs.

Articles Included in the Study

The election process of articles adhered strictly to PRISMA guidelines. The researchers removed duplicates from 6,892 initially identified records, retaining 6,491 for screening. Two independent reviewers assessed titles/abstracts, excluding 6,440 records. Full-text review of the remaining 51 articles led to the exclusion of 32 studies, primarily for being protocols, lacking controls, or having incomplete data, and the final analysis included 19 RCTs. This systematic approach minimized selection bias, though reliance on published studies in selected databases may overlook relevant grey literature that can shape theory and practice. In general, involving multiple reviewers with conflict resolution procedures enhanced the reliability of study selection and data extraction processes.

A Critique of the Researchers’ Approach

I agree with the researchers’ overall approach because their focus on RCTs provides high-quality evidence, while subgroup analyses offer a comprehensive understanding of different art therapy modalities. I also think using random-effects models helped account for clinical and methodological heterogeneity across studies. However, exclusive reliance on self-report measures introduced potential bias, and the inability to blind participants to art therapy interventions is an inherent limitation. This study could have been strengthened by including physiological stress markers or independent observer ratings. Despite these limitations, the rigorous methodology, comprehensive sensitivity analyses, and adherence to PRISMA guidelines make this a strong meta-analysis that advances understanding of art therapy’s benefits for nurses.

Assessment of the Study’s Conclusions

Significant reductions in anxiety (SAS MD=-1.05) and depression (SDS MD=-8.01) with p<0.001 provide strong evidence for art therapy’s efficacy. However, the non-significant stress reduction on the CNSS scale (p=0.07) suggests more variable effects on different stress measures. While Zhang et al. (2024) recommend wider implementation, their conclusion would benefit from acknowledging the need for cost-effectiveness analyses and implementation research. These findings are promising but should be contextualized within the limitations of the included studies’ durations and sample sizes. Future research should investigate the long-term sustainability of benefits across diverse nursing populations.

The Study’s Implications for My Nursing Practice

This meta-analysis has several important implications for nursing practice. First, healthcare institutions should consider implementing structured art therapy programs, particularly in high-stress units like ICUs and ERs, where nurses experience elevated burnout rates. Music therapy could be introduced through relaxation rooms with guided sessions during breaks, while painting therapy might be offered in weekly staff support groups. Second, as a future nurse manager, I can use these findings to advocate for dedicated wellness training and resources. The discussed improvements in positive coping strategies suggest that art therapy could enhance resilience and job satisfaction. Third, the results support incorporating creative therapies into nurse residency programs to help new graduates manage transition stress. Practical implementation would require addressing logistical challenges, including securing space and training facilitators. Also, adaptations may be needed for different cultural contexts and healthcare systems. Future quality improvement projects in this area should monitor outcomes like retention rates and sick leave alongside psychological measures to demonstrate organizational benefits.

Conclusion

This well-designed meta-analysis provides compelling evidence that art therapy significantly improves mental health outcomes for clinical nurses. While limitations include reliance on self-report measures and variable study quality, the consistent positive effects across multiple RCTs support integrating creative therapies into nurse wellness programs. Healthcare leaders should consider piloting art-based interventions while researchers investigate optimal formats, durations, and implementation strategies. As nursing shortages and burnout remain critical issues globally, this study offers an evidence-based approach to supporting frontline staff’s psychological wellbeing, potentially improving nurse retention and patient care quality through enhanced caregiver mental health.

References

Haidich, A. B. (2010). Meta-analysis in medical research. Hippokratia, 14 (Suppl. 1), 29–37. https://www.hippokratia.gr/images/PDF/14Sup1/699.pdf

Shah, M. K., Gandrakota, N., Cimiotti, J. P., Ghose, N., Moore, M., & Ali, M. K. (2021). Prevalence of and factors associated with nurse burnout in the US. JAMA Network Open, 4(2), e2036469. https://doi.org/10.1001/jamanetworkopen.2020.36469

Zhang, N., Chen, S., Li, Q., He, Z., & Jiang, W. (2024). Efficacy of art therapy in enhancing mental health of clinical nurses: A meta‐analysis. Journal of Psychiatric and Mental Health Nursing, 31(5), 729-741. https://doi.org/10.1111/jpm.13026

🟥 Struggling with where to start this assignment? Follow this guide to tackle your assignment easily!

Step 1: Start With an Introduction

Introduce the problem or issue your paper addresses.
- Example: High-stress nursing environments lead to burnout, anxiety, and depression, negatively impacting patient care and retention (Shah et al., 2021).
State the purpose of your paper:
- Example: “This paper evaluates the efficacy of art therapy for improving mental health outcomes among clinical nurses using a meta-analysis approach.”

Step 2: Describe the Selected Article

Summarize the key purpose and methods of the meta-analysis (Zhang et al., 2024).
Include:
- Population: clinical nurses
- Intervention: art therapy (painting, music, drama)
- Comparison: control groups without intervention
- Outcomes: anxiety, depression, stress
Highlight the number of studies included and sample size (19 RCTs, 1,338 nurses).

Step 3: Explain Meta-Analysis Methodology

Define meta-analysis using a scholarly source (Haidich, 2010).
Include key characteristics:
- Literature search with inclusion/exclusion criteria (PICOS framework)
- Statistical synthesis of effect sizes
- Assessment of heterogeneity (I² statistic)
- Bias assessment (funnel plots, PRISMA guidelines)
Explain how Zhang et al. applied these features (random-effects models, subgroup analysis, sensitivity analysis).

Step 4: Inclusion and Exclusion Criteria

Explain the PICOS framework used by Zhang et al.
Describe why they included only RCTs and excluded non-randomized studies.
Note limitations: exclusion of quasi-experimental studies may omit some insights.

Step 5: Critique the Study

Highlight strengths:
- Use of RCTs for high-quality evidence
- PRISMA-guided systematic review
- Subgroup analysis of different art therapy types
Identify limitations:
- Reliance on self-report measures
- Lack of blinding
- Limited long-term follow-up

Step 6: Assess the Study’s Conclusions

Summarize key findings:
- Significant reductions in anxiety (SAS MD=-1.05) and depression (SDS MD=-8.01)
- Non-significant stress reduction (CNSS p=0.07)
Suggest areas for future research: cost-effectiveness, long-term effects, and cultural adaptation.

Step 7: Implications for Nursing Practice

Explain how the study applies to your nursing role:
- Advocate for wellness programs and art therapy interventions
- Implement creative therapy in high-stress units (ICU, ER)
- Use findings to support nurse residency programs and resilience training
Address practical considerations: scheduling, facilitator training, and cultural adaptations

Step 8: Write the Conclusion

Restate the significance of the findings:
- Art therapy improves psychological well-being in nurses
- Supports retention, resilience, and patient care quality
Highlight the value of evidence-based interventions for nurse wellness

Step 9: Use Proper APA References

Include all sources cited in the text:
- Haidich, A. B. (2010)
- Shah, M. K., et al. (2021)
- Zhang, N., et al. (2024)
Ensure in-text citations match your references and follow APA 7th edition.

Step 10: Optional Enhancements

Add a table or figure summarizing meta-analysis outcomes (e.g., anxiety, depression, stress scores).
Highlight key points for quick reference in nursing practice.
Suggest future quality improvement projects based on findings.

Helpful Resources for Meta-Analysis and Nursing Practice:

PubMed – research articles on nurse mental health
CINAHL – nursing database
PRISMA Guidelines – meta-analysis reporting
American Nurses Association Code of Ethics – professional standards