Bioscientia Medicina : Journal of Biomedicine and Translational Research
Vol. 9 No. 10 (2025): Bioscientia Medicina: Journal of Biomedicine & Translational Research

The Unseen Danger: A Meta-Analysis of Bystander Injuries in Firework-Related Ocular Trauma

Rania Ayu Permata Putri Kornia (Unknown)
I Made Ady Wirawan (Unknown)
I Gusti Ayu Made Juliari (Unknown)
Ida Ayu Ary Pramita (Unknown)



Article Info

Publish Date
11 Aug 2025

Abstract

Background: Firework-related ocular trauma represents a significant, preventable cause of severe vision loss, with incidence rates peaking during global cultural and national festivals. While the risks to active firework users are well-established, the burden of injury sustained by passive spectators, or bystanders, remains poorly quantified. This study aimed to synthesize global data to define the magnitude of this unseen danger. Methods: A systematic review and meta-analysis were conducted following PRISMA guidelines. PubMed, Scopus, EMBASE, and Web of Science were searched for studies published between January 2015 and December 2025 that reported separable data on firework-related ocular injuries in bystanders and operators. A random-effects model calculated the pooled proportion of bystander injuries. Secondary outcomes included pooled odds ratios (ORs) for open globe injury (OGI) and severe vision loss (SVL; Visual Acuity <3/60). Results: Eleven studies, encompassing 2,440 patients, met the inclusion criteria. This meta-analysis, despite significant heterogeneity in the source data (I² = 89%), suggests that nearly half of all victims were bystanders, with a pooled proportion of 47.5% (95% CI: 41.8%–53.2%). Bystanders had significantly lower odds of sustaining an OGI compared to operators (pooled OR: 0.72, 95% CI: 0.58–0.90). However, the odds of suffering permanent SVL were not statistically different between the two groups (pooled OR: 0.91, 95% CI: 0.73–1.14), indicating a comparable risk of blinding injury. Conclusion: These findings must be interpreted with caution due to high inter-study heterogeneity and unmeasured clinical confounders. Nonetheless, the analysis strongly suggests that the risk to bystanders is unacceptably high and that public health paradigms focused solely on operator safety are insufficient. This study underscores the urgent need for prospective, standardized data collection and a shift in prevention strategies toward protecting passive spectators.

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Journal Info

Abbrev

bsm

Publisher

Subject

Biochemistry, Genetics & Molecular Biology Immunology & microbiology Medicine & Pharmacology Neuroscience

Description

BioScientia Medicina is an open access international scholarly journal in the field of biomedicine and translational research aimed to publish a high-quality scientific paper including original research papers, reviews, short communication, and technical notes. This journal welcomes the submission ...