New Sleep Apnea Tool Measures Patient Experiences

Introduction to a New Tool for Sleep Apnea Monitoring

A groundbreaking tool has been developed and validated by the American Academy of Sleep Medicine to monitor treatment response and symptom progression in adults with obstructive sleep apnea (OSA). This new patient-reported outcome tool, known as the "Patient-Reported Longitudinal Assessment Tool for OSA" (PLATO), is designed for use in clinical settings. It offers a reliable way to track changes in symptoms over time and assess how well patients are responding to their treatment.

The PLATO questionnaire has shown strong internal consistency and test-retest reliability. It also demonstrates robust construct validity through moderate-to-strong correlations with established measures. The tool is capable of distinguishing between different levels of sleep apnea severity and body mass index groups. Additionally, it is responsive to improvements in symptoms, making it a valuable asset for healthcare providers.

Key Features of the PLATO Questionnaire

Developed by a team of experts, the PLATO questionnaire consists of 11 items that can be completed in less than four minutes. This brevity makes it ideal for busy clinical environments where time is often limited. The questions focus on recent sleep-related experiences, including feelings of tiredness or sleepiness, morning headaches, snoring, and overall sleep quality.

The questionnaire was written at a 5th-grade reading level, ensuring accessibility for a wide range of patients. It is available in both English and Spanish, catering to diverse populations. PLATO can be administered in paper or electronic formats, with the latter being compatible with electronic health record platforms. This flexibility allows for easy scoring and integration into existing clinical workflows.

Development and Validation Process

The development of PLATO followed the guidance provided by the Food and Drug Administration (FDA) on creating and validating outcome measures. The process involved a multi-phase, mixed-methods approach, which included cognitive interviews with patients, pilot testing in 10 AASM-accredited sleep centers, and psychometric validation using longitudinal online surveys involving 560 adults with sleep apnea and 40 controls.

This rigorous validation process ensured that PLATO meets high standards of clinical validity and feasibility. It was created in collaboration with an expert medical advisory panel from the AASM, who played a crucial role in shaping the tool’s design and functionality.

Potential Impact on Sleep Medicine

According to Dr. Douglas Kirsch, lead author of the study and a board-certified sleep medicine physician, PLATO fills a significant gap in the field of sleep medicine. He emphasized that the tool is not only valid and reliable but also easy to implement in clinical settings. The ability to collect longitudinal data using PLATO could enhance understanding of the benefits of sleep apnea treatment from multiple perspectives, including patients, healthcare professionals, payers, and health systems.

A related commentary published in the Journal of Clinical Sleep Medicine highlighted several advantages of PLATO over previous instruments used to assess outcomes. It praised the thoughtful and statistically sound process that was employed in developing and refining the tool.

Collaborative Efforts Behind PLATO

The development of PLATO was led by ICON, a contract research organization, in collaboration with the AASM. Key contributors included members of the medical expert advisory panel, such as Dr. Fariha Abbasi-Feinberg, Dr. Charles Davies, Dr. Charlene Gamaldo, and Dr. Carol Rosen. ICON staff members Patricia Koochaki, Christiane Otto, and Kelly Lipman were instrumental in the project’s execution. The initiative was coordinated by Sherene Thomas of the AASM.

Future Implications and Availability

The manuscript detailing the development and validation of PLATO was accepted for publication in the Journal of Clinical Sleep Medicine, the official publication of the AASM. It will be featured in the October 1 issue of the journal. The tool is now ready for clinical implementation, marking a significant advancement in the management of obstructive sleep apnea.

For more information, readers can refer to the study titled The Patient-Reported Longitudinal Assessment Tool for OSA (PLATO): Development and Validation of a New Clinical Tool to Assess Response to Obstructive Sleep Apnea Treatment in Adults published in the Journal of Clinical Sleep Medicine (2025). The study is available under the DOI: 10.5664/jcsm.11790.