Impact of hyperbaric oxygen as initial treatment on idiopathic sudden sensorineural hearing loss prognosis: a propensity scores matching analysis | Canada Hyperbarics Skip to main content
Study Braz J Otorhinolaryngol 2026

Impact of hyperbaric oxygen as initial treatment on idiopathic sudden sensorineural hearing loss prognosis: a propensity scores matching analysis

Xie S, Hong W, Huang L, Hong Y — Braz J Otorhinolaryngol, 2026

Tier 2, Indexed

Automatically imported from PubMed based on relevance criteria.

Summary

What Researchers Did

Researchers conducted a case-control study with 413 patients to see if adding hyperbaric oxygen therapy (HBOT) to steroid treatment improved hearing recovery for idiopathic sudden sensorineural hearing loss (ISSNHL).

What They Found

Initially, before balancing patient characteristics, there was a significant difference in hearing recovery rates (p = 0.02). However, after carefully matching 135 patients in each group based on similar characteristics, the study found no statistically significant difference in overall hearing recovery between those who received steroids alone and those who received steroids combined with HBOT (p = 0.180). This suggests that HBOT, when added to intravenous and intratympanic steroid therapy, did not provide additional improvement in outcomes.

What This Means for Canadian Patients

For Canadian patients experiencing idiopathic sudden sensorineural hearing loss, this study suggests that adding hyperbaric oxygen therapy to initial steroid treatment may not provide extra benefits for hearing recovery. Patients should discuss all treatment options with their healthcare providers to make informed decisions about their care.

Canadian Relevance

No direct Canadian connection identified.

Study Limitations

This was a single-center case-control study, which may limit how broadly its findings can be applied.

This plain-language summary is generated with AI assistance and checked against the source abstract before publication. See our editorial policy.

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Study Details

Study Type Study
Category Sudden Hearing Loss
Source Pubmed
PubMed ID 42143851
Year Published 2026
Journal Braz J Otorhinolaryngol

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Disclaimer: This study summary is provided for informational and educational purposes only. It does not constitute medical advice. The information presented reflects the findings of the original research authors and may not represent the views of Canada Hyperbarics. Always consult a qualified healthcare professional before making treatment decisions.

Last reviewed: May 22, 2026 | Reviewed by: Canada Hyperbarics Editorial Team | Editorial process | Research sources | Counts & methodology