Audiologist Tinnitus Management Outcomes in Singapore

Audiologist-led tinnitus management in Singapore produced a large, significant reduction in patient-reported handicap, with 93% of patients showing improvement after three months.

Evaluating Real-World Tinnitus Management Outcomes

Gary Jek Chong Lee, Jasmine Jek Peng Liew, and Andrew K. Teng conducted a retrospective study to measure the effectiveness of a tinnitus management service run by audiologists at a public hospital in Singapore. Their work, published in 2022, addresses a gap in data from Asian healthcare settings. The researchers analyzed the records of 201 patients, aged 18 to 86, who received management between 2016 and 2019. The core method was a comparison of Tinnitus Handicap Inventory (THI) scores, a standard patient questionnaire, taken before treatment and three months after.

Significant Reduction in Tinnitus Handicap Scores

The results were clear. For patients who completed follow-up, the average THI score fell from 46.9 to 24.3. This drop is statistically significant and corresponds to a corrected effect size of 1.16, which is considered large in clinical research. Put simply, the average patient moved from the “moderate” handicap category to the “mild” category. The most compelling figure is that 93% of these patients saw their THI score decrease. Among those who started with a moderate or greater handicap, 81% improved by at least one full severity grade on the clinical scale. This suggests the management provided was not just statistically effective but clinically meaningful for a large majority.

Audiologists as Central Providers in Tinnitus Care

This study positions audiologists as effective primary providers for structured tinnitus rehabilitation. In this Singaporean clinic, audiologists specialized in tinnitus and hyperacusis delivered the management, which likely included elements like counseling, sound therapy, and hearing aid fitting when appropriate. The findings support a model where audiologists lead the clinical management pathway, a role they are uniquely trained for through their understanding of the auditory system and habituation principles. The study authors note their work is consistent with a potential role for these services in similar healthcare environments.

The connection between different auditory conditions is important for comprehensive care. For instance, the link between hyperacusis and tinnitus means many patients present with both conditions, requiring integrated management strategies that audiologists are equipped to provide.

Implications for Patient Pathways and Early Intervention

The practical implications extend beyond the audiology clinic. Lee, Liew, and Teng specifically highlight the role of other healthcare providers. General practitioners and otolaryngologists are often the first point of contact for someone distressed by tinnitus. The study suggests these professionals can improve outcomes by recognizing tinnitus-related distress early, offering initial reassurance, and making timely referrals to specialized audiological care. Early direction to appropriate management may prevent the worsening of handicap and associated conditions like anxiety.

Accurate diagnosis is a foundation of good management. While this study used subjective questionnaires, objective measures also play a role. For example, the Auditory Brainstem Response test can help identify underlying hearing pathologies that may contribute to tinnitus. Furthermore, understanding the specific nature of a patient’s tinnitus, such as whether it is unilateral or bilateral, can inform more targeted treatment approaches.

Evidence for Structured Care and Future Research Needs

This retrospective analysis offers strong real-world evidence for the value of a structured, audiologist-led tinnitus service. It demonstrates that such a model can be successfully implemented in a public hospital system and produce measurable patient benefit within a relatively short timeframe. The authors are careful to state that while the results are positive, controlled studies are still needed to confirm treatment effectiveness more definitively. Future research could compare this model against other forms of care or a control group.

The study adds to a growing body of literature showing that tinnitus handicap can be effectively managed without pharmaceutical or surgical intervention. It underscores the importance of investing in clinical pathways that provide patients with access to evidence-based rehabilitative care led by hearing healthcare specialists.

Source: Lee, G.J.C.; Liew, J.J.P.; Teng, A.K. Outcome of Audiologist-Delivered Tinnitus Management in a Public Hospital. DOI: 10.3390/ohbm7020030